A medical care apparatus according to the present disclosure includes a housing, a lens, a first drive, a counterweight, a second drive, and a controller. The first drive applies, by a first magnetic circuit, a force to the lens in a first linear motion direction. The counterweight has a mass N times (N>1) a mass of the lens. The second drive applies, by a second magnetic circuit, a force to the counterweight in a second linear motion direction. The controller controls driving of each of the first drive and the second drive. The controller causes the counterweight to move in a motion in a relative direction with respect to the lens at a driving amplitude (1/N) times a driving amplitude of the lens.
A laser device including a resonator including a columnar solid-state laser rod, a first reflective film provided on a first end face of the solid-state laser rod, and a second reflective film provided on a second end face of the solid-state laser rod opposite to the first end face; and a flash lamp configured to excite the solid-state laser rod. The first reflective film and the second reflective film are of an ion beam sputtered coating film capable of preventing moisture from entering from outside air. The first reflective film is lower in reflectance than the second reflective film.
A data processing apparatus having input processing circuitry to acquire three-dimensional data including three-dimensional position information corresponding to each of a plurality of points representing a surface shape of intraoral objects including a tooth, computing processing circuitry to perform a process of identifying each of a plurality of parts of the tooth, based on the three-dimensional data acquired by the input processing circuitry, and output processing circuitry to output a result of the process performed by the computing processing circuitry.
A61B 6/51 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des parties du corps spécifiquesAppareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des applications cliniques spécifiques à la technique dentaire
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
G06T 7/50 - Récupération de la profondeur ou de la forme
G06V 10/764 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant la classification, p. ex. des objets vidéo
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
G16H 30/40 - TIC spécialement adaptées au maniement ou au traitement d’images médicales pour le traitement d’images médicales, p. ex. l’édition
G16H 50/50 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour la simulation ou la modélisation des troubles médicaux
Medical apparatus and instruments; dental apparatus and
instruments; laser treatment apparatus for medical purposes;
laser treatment apparatus for dental purposes; laser
generators for medical purposes; laser generators for dental
purposes; control devices for adjustment of laser output for
medical and dental treatment use; operating devices for
laser irradiation for medical and dental treatment use;
laser transmission devices for medical and dental treatment
use; laser cauteries for surgical use; laser scalpels for
medical use; laser scalpels for dental use; parts and
accessories of medical apparatus and instruments; parts and
accessories of dental apparatus and instruments.
A dental handpiece includes: a head including a holder configured to hold a cutting tool, a tool rotation mechanism configured to rotate the cutting tool, a housing including the holder and the tool rotation mechanism, and a cooling passage formed in a side wall of the housing; and a grip including a first air supply passage configured to supply first air for cooling the tool rotation mechanism, and a second air supply passage connected to the cooling passage and configured to supply the head with second air lower in flow rate than the first air. The head is joined to the grip such that, of an angle formed between a rotation axis of the cutting tool and a major axis of a coupling portion of the grip which is coupled to the head, an angle on a cutting edge side of the cutting tool is an obtuse angle.
A radiation image scanner including a stage body including a supporting surface, a positioning mechanism with a positioning surface having contact with an edge portion of an imaging plate to position the edge portion from an outer side of the edge portion in an extension direction of the supporting surface and press the edge portion against the supporting surface, an excitation light source, and a photodetector. The positioning mechanism is constituted so that a state can be changed between a first state where a distal end edge is disposed to be away from the supporting surface by a first distance and a second state where the distal end edge is disposed to be away from the supporting surface by a second distance smaller than the first distance.
G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p. ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
G01N 23/04 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p. ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux
Medical apparatus and instruments; dental apparatus and instruments; laser treatment apparatus for medical purposes; laser treatment apparatus for dental purposes; laser generators for medical purposes; laser generators for dental purposes; control devices for adjustment of laser output for medical and dental treatment use; operating devices for laser irradiation for medical and dental treatment use; laser transmission devices for medical and dental treatment use; laser cauteries for surgical use; laser scalpels for medical use; laser scalpels for dental use; parts and accessories of medical apparatus and instruments; parts and accessories of dental apparatus and instruments.
A data generation program is configured to cause a computing device to display, on a display, an oral cavity image three-dimensionally showing an oral cavity including a biological tissue, set, in the oral cavity image, a first spot indicating a top of a crown portion, a second spot indicating a top of an alveolar bone or a junction between a tooth and a gingiva, and a third spot indicating a root apex portion based on a user input or machine learning, and calculate a ratio between a first distance between the first spot and the second spot and a second distance between the second spot and the third spot.
This data generation program causes a calculation device to execute: a display step for displaying, on a display, an oral cavity image showing, in three dimensions, an oral cavity including a tooth; an image superimposition step for superimposing a virtual surface on the oral cavity image on the basis of user input or machine learning; and an image change step for changing the oral cavity image according to the distance between the virtual surface and the occlusal surface of the tooth indicated in the oral cavity image.
A61B 6/51 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des parties du corps spécifiquesAppareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des applications cliniques spécifiques à la technique dentaire
A61B 6/02 - Agencements pour établir un diagnostic dans des plans différents successifsDiagnostic stéréoscopique utilisant des radiations
A61C 19/04 - Instruments de mesure spécialement adaptés à la technique dentaire
A61C 19/05 - Instruments de mesure spécialement adaptés à la technique dentaire pour déterminer l'occlusion
11.
IMAGE PROCESSING APPARATUS, STORAGE MEDIUM AND DISPLAY STEREOSCOPIC IMAGE PRODUCING METHOD
An image processing apparatus that performs processing for image data of a maxillofacial region obtained by X-ray CT imaging, and includes a memory that stores image data including an alveolar bone region, and an image processor that generates a display stereoscopic image based on the image data. The image processor executes processing for setting a continuous section curved along the alveolar bone region in the alveolar bone region, and processing for generating, as the display stereoscopic image, an image in which a transparency degree of a first region located in a region on one side with the continuous section in the alveolar bone region as a boundary is displayed to be larger than a transparency degree of a second region located in a region on the other side with the continuous section in the alveolar bone region as a boundary.
A three-dimensional scanner includes imaging circuitry configured to take an image of an object located at a focal position of a lens, a lens driver configured to drive the lens to make reciprocating motion in a linear direction, an angle detector configured to detect variation in angle of inclination of the lens with respect to a prescribed direction, and processing circuitry configured to control an operation of the lens in accordance with the variation in angle of inclination detected by the angle detector.
A three-dimensional scanner includes a lens, imaging circuitry that obtains an image of an object located at a focal position of the lens, a lens driver that drives the lens to make reciprocating motion in a linear direction, obtaining circuitry that obtains geometrical data representing a surface geometry based on an image taken by the imaging circuitry, and lens controller circuitry that controls the lens driver to change an amplitude of reciprocating motion of the lens based on the geometrical data obtained by the obtaining circuitry.
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
G02B 26/08 - Dispositifs ou dispositions optiques pour la commande de la lumière utilisant des éléments optiques mobiles ou déformables pour commander la direction de la lumière
H04N 23/959 - Systèmes de photographie numérique, p. ex. systèmes d'imagerie par champ lumineux pour l'imagerie à grande profondeur de champ en ajustant la profondeur de champ pendant la capture de l'image, p. ex. en maximisant ou en réglant la portée en fonction des caractéristiques de la scène
14.
DATA GENERATING APPARATUS, DATA GENERATING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING DATA GENERATING PROGRAM
A data-generating apparatus includes: input processing circuitry configured to receive upper-jaw tooth row data showing a three-dimensional shape of a row of teeth in an upper jaw, lower-jaw tooth row data showing a three-dimensional shape of a row of teeth in a lower jaw, and jaw motion data showing a jaw motion; and generation processing circuitry configured to generate, based on the upper-jaw tooth row data, the lower-jaw tooth row data, and the jaw motion data, video data of at least one of the upper-jaw tooth row data and the lower-jaw tooth row data to which an indicator is added, the indicator indicating a positional relation between the row of teeth in the upper jaw and the row of teeth in the lower jaw, the positional relation changing in accordance with the jaw motion.
The present disclosure provides a linear motor that undergoes no deterioration of the measurement accuracy or the driving accuracy depending on a driving situation, and a medical care apparatus including the linear motor. The linear motor of the present disclosure is a linear motor that moves linearly, the linear motor including: a movable element including a permanent magnet; a stator including a coil positioned to face the permanent magnet; and two parallel linear guides configured to guide the movable element to move linearly. Support portions provided on the linear guides, respectively, and holding portions provided on the movable element to correspond to the support portions are fitted with play and thereby the movable element is attached to the linear guides. A position where the permanent magnet is attached to the movable element is asymmetrical with respect to each of the holding portions.
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
16.
LINEAR MOTOR AND MEDICAL CARE APPARATUS INCLUDING THE SAME
A linear motor includes: a movable element including a permanent magnet; a stator including a coil positioned to face the permanent magnet; and a linear guide configured to guide the movable element to move linearly. A support portion provided on the linear guide and a holding portion provided on the movable element to correspond to the support portion are fitted and thereby the movable element is attached to the linear guide. The coil includes a yoke having a plate shape and a winding wire wound around the yoke. The winding wire is continuously wound around the yoke to include a first region where the winding wire is wound around the yoke in a first winding direction and a second region where the winding wire is wound around the yoke in a second winding direction opposite to the first winding direction.
A radiation image scanner is a radiation image scanner that reads a radiation image from a front surface of an image plate (IP), and includes a stage that supports the IP from a back surface side and a setting guide including a first IP guide surface that guides the IP obliquely downward. At least one of the setting guide and the stage includes an inclined surface (second IP guide surface), which is a surface inclined downward to the opposite side with respect to the first IP guide surface, receives the IP guided by the first IP guide surface, and guides the IP obliquely downward. At least one of the stage and the setting guide includes a front-back inverting portion that comes into contact with the IP from a front surface side of the IP to invert the IP to the same inclined posture as the inclined surface.
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Dental equipments; dental apparatus and instruments; medical
apparatus and instruments; dental devices for treatment of
root canals; dental apparatus and instruments for treatment
of root canals; dental cutting devices; medical cutting
devices; drilling jigs for dental applications; drilling
jigs for medical applications; dental apparatus and devices
for expansion of root canals; parts and accessories of
dental apparatus and instruments; parts and accessories of
medical apparatus and instruments. Books, manuals, booklets, brochures and other printed
matters related to dental treatment procedure of root
canals; books, manuals, booklets, brochures and other
printed matters concerning medical apparatus and instruments
for dental treatment of root canals. Providing information concerning sales of medical apparatus
and instruments for dental treatment of root canals;
advertising of medical apparatus and instruments for dental
treatment of root canals. Educational and training services for doctors relating to
dental treatment procedure of root canals; arranging,
conducting and organization of seminars for educating
doctors on dental treatment procedure of root canals;
arranging, conducting and organization of seminars for
information of medical apparatus and instruments for dental
treatment of root canals; production of educational books or
audiovisual media relating to dental treatment procedure of
root canals (excluding films, broadcast programs and
advertisements).
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Dental equipment; dental apparatus and instruments for
examination; dental apparatus and instruments for
examination and treatment of root canals; dental devices for
measuring root canal length; dental devices for treatment of
root canals; dental cutting devices; drilling jigs for
dental applications; high-frequency electromagnetic therapy
apparatus for dental use; electric scalpels for dental
purposes; dental apparatus and instruments; parts and
accessories of dental apparatus and instruments; dental
micromotors for expansion of root canals; medical cutting
devices; drilling jigs for medical applications;
high-frequency electromagnetic therapy apparatus for medical
use; electric scalpels for medical purposes; medical
apparatus and instruments; parts and accessories of medical
apparatus and instruments. Books, manuals, booklets, brochures and other printed
matters related to dental treatment procedure of root
canals; books, manuals, booklets, brochures and other
printed matters concerning medical apparatus and instruments
for dental treatment of root canals. Providing information concerning sales of medical apparatus
and instruments for dental treatment of root canals;
providing information concerning commercial sales;
advertising of medical apparatus and instruments for dental
treatment of root canals; retail services or wholesale
services for medical apparatus and instruments, and dental
apparatus and instruments. Educational and training services for doctors relating to
dental treatment procedure of root canals; arranging,
conducting and organization of seminars for educating
doctors on dental treatment procedure of root canals;
arranging, conducting and organization of seminars for
information of medical apparatus and instruments for dental
treatment of root canals; arranging, conducting and
organization of seminars; production of educational books or
audiovisual media relating to dental treatment procedure of
root canals (excluding films, broadcast programs and
advertisements); production of books or audiovisual media
(excluding films, broadcast programs and advertisements);
providing electronic publications.
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Dental equipment; dental apparatus and instruments for
examination; dental apparatus and instruments for
examination and treatment of root canals; dental devices for
measuring root canal length; dental devices for treatment of
root canals; dental cutting devices; drilling jigs for
dental applications; high-frequency electromagnetic therapy
apparatus for dental use; electric scalpels for dental
purposes; dental apparatus and instruments; parts and
accessories of dental apparatus and instruments; dental
micromotors for expansion of root canals; medical cutting
devices; drilling jigs for medical applications;
high-frequency electromagnetic therapy apparatus for medical
use; electric scalpels for medical purposes; medical
apparatus and instruments; parts and accessories of medical
apparatus and instruments. Books, manuals, booklets, brochures and other printed
matters related to dental treatment procedure of root
canals; books, manuals, booklets, brochures and other
printed matters concerning medical apparatus and instruments
for dental treatment of root canals. Providing information concerning sales of medical apparatus
and instruments for dental treatment of root canals;
providing information concerning commercial sales;
advertising of medical apparatus and instruments for dental
treatment of root canals; retail services or wholesale
services for medical apparatus and instruments, and dental
apparatus and instruments. Educational and training services for doctors relating to
dental treatment procedure of root canals; arranging,
conducting and organization of seminars for educating
doctors on dental treatment procedure of root canals;
arranging, conducting and organization of seminars for
information of medical apparatus and instruments for dental
treatment of root canals; arranging, conducting and
organization of seminars; production of educational books or
audiovisual media relating to dental treatment procedure of
root canals (excluding films, broadcast programs and
advertisements); production of books or audiovisual media
(excluding films, broadcast programs and advertisements);
providing electronic publications.
21.
IDENTIFICATION DEVICE, SCANNER SYSTEM, AND IDENTIFICATION METHOD
An identification device that identifies a type of a tooth includes: an input unit that receives three-dimensional data including three-dimensional position information at each of a plurality of points forming the tooth; an identification unit that identifies a type of the tooth based on the three-dimensional data received by the input unit and an estimation model including a neural network; and an output unit that outputs an identification result obtained by the identification unit. The identification unit directly inputs the three-dimensional position information included in the three-dimensional data received by the input unit to the neural network included in the estimation model.
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G06F 18/214 - Génération de motifs d'entraînementProcédés de Bootstrapping, p. ex. ”bagging” ou ”boosting”
G06V 10/40 - Extraction de caractéristiques d’images ou de vidéos
G16H 30/40 - TIC spécialement adaptées au maniement ou au traitement d’images médicales pour le traitement d’images médicales, p. ex. l’édition
G16H 50/50 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour la simulation ou la modélisation des troubles médicaux
22.
SUPPORT APPARATUS, SUPPORT METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING SUPPORT PROGRAM
A support apparatus includes an input interface that receives input of image data showing a three-dimensional geometry of a biological tissue and a computing device that derives support information including information on positions of at least the tooth and the gingiva relative to each other, by using the image data inputted from the input interface and an estimation model for support of diagnosis of the state of disease in the biological tissue based on the image data, the estimation model being trained by machine learning to derive the support information.
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; providing information concerning commercial sales; advertising of medical apparatus and instruments for dental treatment of root canals; retail services or wholesale services for medical apparatus and instruments Dental equipment, namely, x-ray apparatus for dental imaging, x-ray appliances for dental imaging, dental X-ray image processing equipment, dental X-ray scanners, dental chairs, dental instrument delivery trays, cuspidors, cuspidor support arms, dental foot controls, dental equipment housings, power control foot pedal for dental apparatus, laser therapy apparatus for dental treatment, dental ultrasonic scalers, intraoral dental scanners; dental instruments for use in oral surgery, oral diagnosis and oral treatment; dental instruments for treatment of root canals; dental instruments for measuring root canal length, namely apex locators; dental devices for treatment of root canals; dental cutting devices; drilling jigs for dental applications; high frequency electromagnetic therapy apparatus for dental use; electric scalpels for dental surgery; dental apparatus and devices for expansion of root canals; structural parts for dental X-ray imaging devices, for dental X-ray image processing equipment, for dental X-ray scanners, for dental chair units, for dental laser therapy instruments, for dental ultrasonic scalers, for intraoral scanners, for dental devices for measuring root canal length, for high-frequency electromagnetic therapy apparatus for dental use, for dental devices for treatment of root canals, for dental apparatus and instruments for treatment of root canals, for dental cutting devices, for drilling jigs for dental applications and for dental apparatus and devices for expansion of root canals; dental micromotors for expansion of root canals; medical cutting devices; drilling jigs for medical applications; high-frequency electromagnetic therapy apparatus for medical use; electric scalpels for medical surgery Books, manuals, booklets, brochures and printed instructional materials related to dental treatment procedure of root canals; books, manuals, booklets, brochures and printed instructional leaflets concerning medical apparatus and instruments for dental treatment of root canals Providing educational courses, seminars and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; publication of educational books relating to dental treatment procedure of root canals; providing on-line publications in the nature of e-books in the field of dental treatment procedure of root canals; production of audiovisual recordings relating to dental treatment procedure of root canals, excluding films, broadcast programs and advertisements; publication of books; providing on-line publications in the nature of e-books; production of audiovisual recordings, excluding films, broadcast programs and advertisements
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
(1) Dental equipment; dental apparatus and instruments for examination; dental apparatus and instruments for examination and treatment of root canals; dental devices for measuring root canal length; dental devices for treatment of root canals; dental cutting devices; drilling jigs for dental applications; high- frequency electromagnetic therapy apparatus for dental use; electric scalpels for dental purposes; dental apparatus and instruments; parts and accessories of dental apparatus and instruments; dental micromotors for expansion of root canals; medical cutting devices; drilling jigs for medical applications; high-frequency electromagnetic therapy apparatus for medical use; electric scalpels for medical purposes.
(2) Books, manuals, booklets, brochures and other printed matters related to dental treatment procedure of root canals; books, manuals, booklets, brochures and other printed matters concerning medical apparatus and instruments for dental treatment of root canals. (1) Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; providing information concerning commercial sales; advertising of medical apparatus and instruments for dental treatment of root canals; retail services or wholesale services for dental apparatus and instruments.
(2) Educational and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; arranging, conducting and organization of seminars; production of educational books or audiovisual media relating to dental treatment procedure of root canals (excluding films, broadcast programs and advertisements); production of books or audiovisual media (excluding films, broadcast programs and advertisements); providing electronic publications.
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
(1) Dental equipment; dental apparatus and instruments for examination; dental apparatus and instruments for examination and treatment of root canals; dental devices for measuring root canal length; dental devices for treatment of root canals; dental cutting devices; drilling jigs for dental applications; high- frequency electromagnetic therapy apparatus for dental use; electric scalpels for dental purposes; dental apparatus and instruments; parts and accessories of dental apparatus and instruments; dental micromotors for expansion of root canals; medical cutting devices; drilling jigs for medical applications; high-frequency electromagnetic therapy apparatus for medical use; electric scalpels for medical purposes.
(2) Books, manuals, booklets, brochures and other printed matters related to dental treatment procedure of root canals; books, manuals, booklets, brochures and other printed matters concerning medical apparatus and instruments for dental treatment of root canals. (1) Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; providing information concerning commercial sales; advertising of medical apparatus and instruments for dental treatment of root canals; retail services or wholesale services for dental apparatus and instruments.
(2) Educational and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; arranging, conducting and organization of seminars; production of educational books or audiovisual media relating to dental treatment procedure of root canals (excluding films, broadcast programs and advertisements); production of books or audiovisual media (excluding films, broadcast programs and advertisements); providing electronic publications.
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; providing information concerning commercial sales; advertising of medical apparatus and instruments for dental treatment of root canals; retail store services and wholesale store services for dental apparatus and instruments Dental equipment, namely, x-ray apparatus for dental imaging, x-ray appliances for dental imaging, dental X-ray image processing equipment, dental X-ray scanners, dental chairs, dental instrument delivery trays, cuspidors, cuspidor support arms, dental foot controls, dental equipment housings, power control foot pedal for dental apparatus, laser therapy apparatus for dental treatment, dental ultrasonic scalers, intraoral dental scanners; dental instruments for use in oral surgery, oral diagnosis and oral treatment; dental apparatus and instruments for examination and treatment of root canals; dental devices for measuring root canal length, namely apex locators; dental devices for treatment of root canals; dental cutting devices; drilling jigs for dental applications; high-frequency electromagnetic therapy apparatus for dental use; electric scalpels for dental purposes; structural parts for dental X-ray imaging devices, for dental X-ray image processing equipment, for dental X-ray scanners, for dental chair units, for dental laser therapy instruments, for dental ultrasonic scalers, for intraoral scanners, for dental devices for measuring root canal length, for high-frequency electromagnetic therapy apparatus for dental use, for dental devices for treatment of root canals, for dental apparatus and instruments for treatment of root canals, for dental cutting devices, for drilling jigs for dental applications and for dental apparatus and devices for expansion of root canals; dental micromotors for expansion of root canals; medical cutting devices; drilling jigs for medical applications; high-frequency electromagnetic therapy apparatus for medical use; electric scalpels for medical surgery Books, manuals, booklets, brochures and printed instructional materials related to dental treatment procedure of root canals; books, manuals, booklets, brochures and printed instructional leaflets concerning medical apparatus and instruments for dental treatment of root canals Providing educational courses, seminars and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; arranging, conducting and organization of seminars in the field of dentistry and endodontics; publication of educational books relating to dental treatment procedure of root canals; providing on-line publications in the nature of e-books in the field of dental treatment procedure of root canals; production of audiovisual recordings relating to dental treatment procedure of root canals, excluding films, broadcast programs and advertisements; publication of books; providing on-line publications in the nature of e-books; production of audiovisual recordings, excluding films, broadcast programs and advertisements
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
(1) Dental equipments; dental apparatus and instruments; medical apparatus and instruments; dental devices for treatment of root canals; dental apparatus and instruments for treatment of root canals; dental cutting devices; medical cutting devices; drilling jigs for dental applications; drilling jigs for medical applications; dental apparatus and devices for expansion of root canals; parts and accessories of dental apparatus and instruments; parts and accessories of medical apparatus and instruments.
(2) Books, manuals, booklets, brochures and other printed matters related to dental treatment procedure of root canals; books, manuals, booklets, brochures and other printed matters concerning medical apparatus and instruments for dental treatment of root canals. (1) Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; advertising of medical apparatus and instruments for dental treatment of root canals.
(2) Educational and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; production of educational books or audiovisual media relating to dental treatment procedure of root canals (excluding films, broadcast programs and advertisements).
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Providing information concerning sales of medical apparatus and instruments for dental treatment of root canals; advertising of medical apparatus and instruments for dental treatment of root canals. Dental equipment, namely, x-ray apparatus for dental imaging, x-ray appliances for dental imaging, dental X-ray image processing equipment, dental X-ray scanners, dental chairs, dental instrument delivery trays, cuspidors, cuspidor support arms, dental foot controls, dental equipment housings, power control foot pedal for dental apparatus, laser therapy apparatus for dental treatment, dental ultrasonic scalers, intraoral dental scanners, apex locators and high-frequency electromagnetic therapy apparatus for dental use; dental instruments for use in oral surgery, oral diagnosis and oral treatment; medical apparatus and instruments, namely, medical X-ray imaging devices, medical image processors; medical apparatus and instruments for medical treatment and diagnosis; dental devices for treatment of root canals; dental apparatus and instruments for treatment of root canals; dental cutting devices; medical cutting devices; drilling jigs for dental applications; drilling jigs for medical applications; dental apparatus and devices for expansion of root canals; structural parts for dental X-ray imaging devices, for dental X-ray image processing equipment, for dental X-ray scanners, for dental chair units, for dental laser therapy instruments, for dental ultrasonic scalers, for intraoral scanners, for dental devices for measuring root canal length, for high-frequency electromagnetic therapy apparatus for dental use, for dental devices for treatment of root canals, for dental apparatus and instruments for treatment of root canals, for dental cutting devices, for drilling jigs for dental applications and for dental apparatus and devices for expansion of root canals; parts and accessories of medical apparatus and instruments, namely, medical X-ray imaging devices, X-ray image processors; parts and accessories of medical apparatus and instruments for medical treatment and diagnosis Books, manuals, booklets, brochures and printed instructional materials related to dental treatment procedure of root canals; books, manuals, booklets, brochures and printed instructional leaflets concerning medical apparatus and instruments for dental treatment of root canals Providing educational courses, seminars and training services for doctors relating to dental treatment procedure of root canals; arranging, conducting and organization of seminars for educating doctors on dental treatment procedure of root canals; arranging, conducting and organization of seminars for information of medical apparatus and instruments for dental treatment of root canals; Publication of educational books relating to dental treatment procedure of root canals; Providing on-line publications in the nature of e-books in the field of dental treatment procedure of root canals; Production of audiovisual recordings relating to dental treatment procedure of root canals, excluding films, broadcast programs and advertisements
29.
DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND DATA PROCESSING SYSTEM
A data processing apparatus includes input interface circuitry to which first three-dimensional data and second three-dimensional data indicating objects acquired at timings different from each other for a same person are input, and processing circuitry configured to compare pieces of soft tissue of at least one tooth between the first three-dimensional data and the second three-dimensional data using a shape of a crown portion of the at least one tooth included in the objects as a reference and output comparison information regarding a comparison result.
A detection apparatus includes input interface circuitry to which upper jaw tooth row data, lower-jaw tooth row data and occlusion data are to be input, and processing circuitry configured to detect a premature contact position by generating synthetic data indicating a synthetic three-dimensional shape of upper and lower rows of teeth in the occlusal state by synthesizing the upper-jaw tooth row data and the lower-jaw tooth row data using the occlusion data as a reference and updating at least one tooth row data of the upper-jaw tooth row data and the lower-jaw tooth row data included in the synthetic data so that a state of the upper and lower rows of teeth is displaced from the occlusal state to the open state.
An image processing system processes a read signal read from an imaging plate on which a radiographic image is recorded to generate an X-ray image. The image processing system performs signal processing on the total output area included in the read signal such that the degree of change in density regarding a partial attention region according to the purpose of observation is larger than the degree of change in density regarding the non-attention region other than the attention region.
A data processing apparatus includes: an input portion configured to receive IOS data and CT data as an input, the IOS data being obtained by performing scanning by an intra oral scanner and including coordinate data of a point group indicating a surface shape of a tooth row including an IOS crown and an IOS gingiva, the CT data being obtained by performing capturing by a CT imaging device and including volume data of a CT crown; and processing circuitry. The processing circuitry replaces, in the CT data, a crown part of a CT tooth included in the CT data with which a shape of the IOS crown matches, with the IOS crown included in the IOS data, and performs synthesis in such a way that the IOS gingiva is arranged near the IOS crown after replacement.
A dental handpiece is a dental handpiece configured to detachably hold a cutting tool. The dental handpiece includes: a holding portion provided with an insertion port into which the cutting tool is insertable, the holding portion being configured to hold the cutting tool inserted in the insertion port; and a main body portion configured to accommodate the holding portion, the main body portion being provided with a water introduction hole and a plurality of chip air holes. The plurality of chip air holes are disposed to sandwich the water introduction hole in a second direction, the second direction intersecting a first direction in which the insertion port and the water introduction hole are arranged.
A dental handpiece includes a main body portion, a holding portion, and a releasing mechanism. The releasing mechanism includes a cap, a cap ring, and a push cap. The cap includes an outer annular portion and an inner annular portion provided with at least one window portion. The push cap is configured to be movable to a releasing position between the outer annular portion and the inner annular portion in a direction in which the push cap is put on the cap ring, the releasing position being a position at which the holding portion is released. The cap ring includes at least one claw portion anchored to the at least one window portion from the inner side. The at least one claw portion is disposed on the inner side with respect to the inner annular portion.
Medical apparatus and instruments; dental apparatus and
instruments; X-ray apparatus for medical purposes; X-ray
apparatus for dental purposes; X-ray CT scanners; X-ray
computed tomography (CT) apparatus for medical purposes;
X-ray computed tomography (CT) apparatus for dental
purposes; X-ray generators for medical and dental purposes;
X-ray detectors for medical and dental purposes; rotation
arms supporting an X-ray generator and an X-ray detector for
medical and dental purposes; rotation arm supporting pillars
as a part of medical and dental apparatus; base plates for
fixing the rotation arm supporting pillars as a part of
medical and dental apparatus; X-ray irradiation controllers
for medical and dental purposes; control panels as a part of
medical and dental apparatus; cephalostats as a part of
medical and dental apparatus; patient's chin positioners;
parts and fittings for medical apparatus and instruments;
parts and fittings for dental apparatus and instruments;
mouthpieces to be disposed between patient's upper and lower
incisors; panoramic X-ray apparatus for dental purposes.
36.
IDENTIFICATION APPARATUS AND IDENTIFICATION METHOD
An identification apparatus includes an input interface to which position data including position information of each of a plurality of objects is input, and processing circuitry that is configured to identify at least one object among the plurality of objects based on the position data that is input from the input interface and an estimation model that is trained to estimate a type of each of the plurality of objects based at least on the position data of each of the plurality of objects, the position data including a relative positional relationship which is fixed inside the mouth.
A data processing apparatus that includes an input interface to which three-dimensional data including position information of each point of a point group indicating a surface of at least one object is input; and processing circuitry that is configured to process the three-dimensional data that is input from the input interface. The processing circuitry is configured to process two-dimensional data from the three-dimensional data, identify a predetermined object among the at least one object based on the two-dimensional data, and extract predetermined three-dimensional data including the position information of each point of a point group indicating a surface of the predetermined object that is identified.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G06T 7/521 - Récupération de la profondeur ou de la forme à partir de la télémétrie laser, p. ex. par interférométrieRécupération de la profondeur ou de la forme à partir de la projection de lumière structurée
(1) Medical instruments for general examination; x-ray apparatus for medical imaging; dental instruments; x-ray apparatus for dental imaging; X-ray apparatus for medical purposes and parts and fittings therefor; X-ray apparatus for dental purposes and parts and fittings therefor; X-ray CT scanners; X-ray computed tomography (CT) apparatus for medical purposes; X-ray computed tomography (CT) apparatus for dental purposes; X-ray generators for medical and dental purposes; X-ray detectors for medical and dental purposes; rotation arms supporting an X-ray generator and an X-ray detector for medical and dental purposes; rotation arm supporting pillars as a part of medical and dental apparatus; base plates for fixing the rotation arm supporting pillars as a part of medical and dental apparatus; X-ray irradiation controllers for medical and dental purposes; electrical control panels used as an integral part of medical and dental x-ray imaging apparatus; cephalostats as a part of medical and dental apparatus; patient's chin positioners; spacing mouthpieces to be disposed between patient's upper and lower incisors for use in patient positioning as part of medical and dental x-ray imaging apparatus; panoramic X-ray apparatus for dental purposes
Medical apparatus and instruments for use in diagnostic imaging and image diagnosis; dental apparatus and instruments for use in diagnostic imaging and image diagnosis; X-ray apparatus for medical purposes; X-ray apparatus for dental imaging purposes; X-ray CT scanners; X-ray computed tomography (CT) apparatus for medical purposes; X-ray computed tomography (CT) apparatus for dental purposes; X-ray generators being x-ray apparatus for medical and dental imaging purposes; X-ray detectors being x-ray apparatus for medical and dental imaging purposes; medical and dental devices, namely, rotation arms for supporting X-ray generators and X-ray detectors being x-ray apparatus for medical and dental imaging purposes; rotation arms for supporting pillars as a part of medical and dental imaging x-ray apparatus; base plates for fixing the rotation arm supporting pillars as a part of medical and dental x-ray imaging apparatus; X-ray irradiation controllers for use with medical and dental x-ray imaging apparatus; control panels as a part of medical and dental x-ray imaging apparatus; cephalostats for use in patient positioning as a part of medical and dental x-ray imaging apparatus; patient's chin positioners as a part of medical and dental x-ray imaging apparatus; parts and fittings for medical x-ray apparatus and instruments; parts and fittings for dental x-ray imaging apparatus and instruments; mouthpieces to be disposed between patient's upper and lower incisors for use in patient positioning as a part of medical and dental x-ray imaging apparatus; panoramic X-ray apparatus for dental imaging purposes
A radiation image scanner that reads a radiation image from an imaging plate, the radiation image scanner including: a stage that holds the imaging plate; an excitation light source that irradiates the imaging plate held by the stage with excitation light; and a photodetector that detects light emitted from the imaging plate by the excitation light, in which the stage includes: a stage body that includes a supporting surface capable of being brought into surface contact with a back surface of the imaging plate; and a positioning mechanism that includes a positioning surface being in contact with an edge portion of the imaging plate supported on the supporting surface and positioning the edge portion from outside along the supporting surface while pressing the edge portion against the supporting surface.
A data processing apparatus for processing three-dimensional data including a position of each point of a point group representing at least a surface of an object, the three-dimensional data being acquired by a three-dimensional scanner, the data processing apparatus, including a scanner interface to which the three-dimensional data acquired by the three-dimensional scanner is input; and processing circuitry configured to generate a data set by using a plurality of pieces of the three-dimensional data located in a predetermined range among a plurality of pieces of the three-dimensional data input from the scanner interface, and, set, when a plurality of data sets are generated, a data set with a largest data amount or at least a predetermined data amount as a true data set among the plurality of data sets.
The data processing apparatus includes a scanner interface to which three-dimensional data acquired by the three-dimensional scanner is inputted, and processing circuitry configured to verify first three-dimensional data input from the scanner interface and second three-dimensional data input from the scanner interface by comparing the first three-dimensional data and the second three-dimensional data in a virtual space set with respect to the position of the three-dimensional scanner.
The present disclosure provides a three-dimensional scanner for acquiring three-dimensional shape information of an object using focusing, including a light source configured to emit light from an emission end face of a housing to the object; a sensor configured to detect light from the light source reflected by the object; a variable focus lens that is provided between the object and the sensor and that changes a focal position based on the object; and a controller configured to change the focal position of the variable focus lens in a process of acquiring the three-dimensional shape information of the object, wherein the controller is configured to change an amount of light from the light source reflected by the object and reaching the sensor based on the focal position of the variable focus lens.
A61B 5/107 - Mesure de dimensions corporelles, p. ex. la taille du corps entier ou de parties de celui-ci
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
G01B 11/24 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer des contours ou des courbes
G01B 11/25 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer des contours ou des courbes en projetant un motif, p. ex. des franges de moiré, sur l'objet
G01B 21/04 - Dispositions pour la mesure ou leurs détails, où la technique de mesure n'est pas couverte par les autres groupes de la présente sous-classe, est non spécifiée ou est non significative pour mesurer la longueur, la largeur ou l'épaisseur en mesurant les coordonnées de points
G02B 3/14 - Lentilles remplies d'un fluide ou à l'intérieur desquelles le vide a été fait à distance focale variable
G02B 7/28 - Systèmes pour la génération automatique de signaux de mise au point
National University Corporation Hokkaido University (Japon)
Inventeur(s)
Sugaya, Tsutomu
Yamada, Keita
Ban, Shingo
Dokai, Kei
Ueda, Tomoaki
Yamaguchi, Shunsuke
Matoba, Kazunari
Abrégé
A treatment device that shortens the time period until healing is determined even when a bone defect or a root apex lesion is generated in an apical area. The treatment device includes a file holder, a high-frequency signal generating circuit, and a control circuit. The file holder holds a file to be located in the site to be treated. The high-frequency signal generating circuit passes a high frequency current through the file. The control circuit controls a frequency of the high frequency current to be passed through the file from the high-frequency signal generating circuit. The control circuit controls the frequency of the high frequency current to be passed through the file within a range of 1.001 MHz to 11.700 MHz.
A61N 1/32 - Application de courants électriques par électrodes de contact courants alternatifs ou intermittents
A61N 1/06 - Électrodes pour traitement à haute fréquence
A61N 1/05 - Électrodes à implanter ou à introduire dans le corps, p. ex. électrode cardiaque
A61C 5/40 - Instruments pour le traitement chirurgical des racines ou des nerfs dentairesAiguilles pour retirer le nerfProcédés ou instruments pour le traitement des racines
A technique that allows a dentist to accurately grasp movement of individual teeth tooth. A data processing device processes three-dimensional data of teeth. The data processing device includes an input unit to which the three-dimensional data including a bone of a part of a head and a plurality of teeth captured by an X-ray CT imaging device is input, a data processor that performs data processing based on the three-dimensional data input to the input unit, and an output unit that outputs the three-dimensional data processed by the data processor to an external device. The three-dimensional data further includes position information and is segmented into the bone of the part of the head and the plurality of teeth. The data processor compares the three-dimensional data captured at different timings based on a reference provided on at least the bone of the part of the head.
Medical apparatus and instruments; dental apparatus and
instruments; X-ray apparatus for medical purposes; X-ray
apparatus for dental purposes; X-ray CT scanners; X-ray
computed tomography (CT) apparatus for medical purposes;
X-ray computed tomography (CT) apparatus for dental
purposes; X-ray generators for medical and dental purposes;
X-ray detectors for medical and dental purposes; rotation
arms supporting an X-ray generator and an X-ray detector for
medical and dental purposes; rotation arm supporting pillars
as a part of medical and dental apparatus; base plates for
fixing the rotation arm supporting pillars as a part of
medical and dental apparatus; X-ray irradiation controllers
for medical and dental purposes; control panels as a part of
medical and dental apparatus; cephalostats as a part of
medical and dental apparatus; patient's chin positioners;
parts and fittings for medical apparatus and instruments;
parts and fittings for dental apparatus and instruments;
mouthpieces to be disposed between patient's upper and lower
incisors.
(1) Medical instruments for general examination; x-ray apparatus for medical imaging; dental instruments; x-ray apparatus for dental imaging; X-ray apparatus for medical purposes and parts and fittings therefor; X-ray apparatus for dental purposes and parts and fittings therefor; X-ray CT scanners; X-ray computed tomography (CT) apparatus for medical purposes; X-ray computed tomography (CT) apparatus for dental purposes; X-ray generators for medical and dental purposes; X-ray detectors for medical and dental purposes; rotation arms supporting an X-ray generator and an X-ray detector for medical and dental purposes; rotation arm supporting pillars as a part of medical and dental apparatus; base plates for fixing the rotation arm supporting pillars as a part of medical and dental apparatus; X-ray irradiation controllers for medical and dental purposes; electrical control panels used as an integral part of medical and dental x-ray imaging apparatus; cephalostats as a part of medical and dental apparatus; patient's chin positioners; spacing mouthpieces to be disposed between patient's upper and lower incisors for use in patient positioning as part of medical and dental x-ray imaging apparatus; panoramic X-ray apparatus for dental purposes
Provided is a dental handpiece capable of rotating a cutting tool at a high speed as compared with a conventional dental handpiece. A dental handpiece including coupling portion, a body, and a neck to be held by a used and a head connected to them, wherein the head includes a tool rotating mechanism that holds a cutting tool for treating a region to be treated, rotates based on rotation of a drive unit that is rotationally driven, and rotates the cutting tool, and the tool rotating mechanism has a rotation speed of at least 5.5 times or more a rotation speed of the drive unit.
An imaging device that includes a housing mounted on the head of a subject, a camera that is held by the housing and captures an image of an eyeball of the subject, communication circuitry that communicates information with an external device, and controller circuitry that synchronizes together the image captured by the camera and an external signal output from the external device and received.
H04N 23/45 - Caméras ou modules de caméras comprenant des capteurs d'images électroniquesLeur commande pour générer des signaux d'image à partir de plusieurs capteurs d'image de type différent ou fonctionnant dans des modes différents, p. ex. avec un capteur CMOS pour les images en mouvement en combinaison avec un dispositif à couplage de charge [CCD] pour les images fixes
A61B 3/113 - Appareils pour l'examen optique des yeuxAppareils pour l'examen clinique des yeux du type à mesure objective, c.-à-d. instruments pour l'examen des yeux indépendamment des perceptions ou des réactions du patient pour déterminer ou enregistrer le mouvement de l'œil
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
H04N 7/18 - Systèmes de télévision en circuit fermé [CCTV], c.-à-d. systèmes dans lesquels le signal vidéo n'est pas diffusé
An imaging device that includes a housing mounted on the head of a subject, a first camera that is held by the housing and captures an image of one eyeball of the subject, a second camera that is held by the housing and captures an image of the other eyeball of the subject, controller circuitry that synchronizes together the first image captured by the first camera and the second image captured by the second camera, and communication circuitry that externally transmits the synchronized first and second images.
H04N 23/611 - Commande des caméras ou des modules de caméras en fonction des objets reconnus les objets reconnus comprenant des parties du corps humain
A jaw movement analysis system includes circuitry that is configured to acquire chewing information including time-series information that represents a jaw movement of a user chewing a bite of food, and to determine an attribute of the food having been chewed by the user based on the chewing information acquired and based on an analysis model. The analysis model is generated by machine learning based on training data including first information that includes time-series information indicating a past jaw movement during a chewing of a bite of food, and second information that indicates an attribute of the food chewed during the past jaw movement associated with the first information.
This image processing system generates an X-ray image by processing a reading signal read from an image plate in which an X-ray captured image has been recorded. The image processing system performs, with respect to the entire output region included in the reading signal, signal processing such that the degree of variation in shade in a region of interest part corresponding to the purpose of observation is higher than the degree of variation in shade in a region of non-interest which is other than the region of interest.
G01T 1/20 - Mesure de l'intensité de radiation avec des détecteurs à scintillation
G03B 42/02 - Production d'enregistrements en utilisant d'autres ondes que des ondes optiquesVisualisation de ces enregistrements en utilisant des moyens optiques en utilisant des rayons X
A61B 6/00 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations
A dental treatment apparatus includes a holder, a power supply, root canal length measurement circuitry, and control circuitry. The holder holds an electrode placed in a root canal. The power supply energizes file with a high-frequency current. The root canal length measurement circuitry electrically measures a position of a distal end of electrode in the root canal. The control circuitry causes, in accordance with information on the position of the distal end of the electrode measured by root canal length measurement circuitry, the power supply to control a current value of the high-frequency current which energizes the electrode.
A61C 19/04 - Instruments de mesure spécialement adaptés à la technique dentaire
A61C 5/44 - Moyens pour contrôler la profondeur de travail, p. ex. supports ou boîtes avec jauges de profondeur, butées de positionnement ou limes munies de poignées montées de manière ajustable
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p. ex. des courants à haute fréquence
A dental treatment apparatus includes a holder, a high-frequency signal generation circuit, a detector, and a control circuit. The holder holds an electrode placed at a dental treatment site. A power supply energizes the electrode with a high-frequency current. A detector detects a current value which energizes the electrode. A control circuit causes, based on the current value detected by detector, the power supply to control a current value of the high-frequency current which energizes the electrode.
A61C 5/40 - Instruments pour le traitement chirurgical des racines ou des nerfs dentairesAiguilles pour retirer le nerfProcédés ou instruments pour le traitement des racines
A dental treatment apparatus is a dental treatment apparatus that energizes a dental treatment site such as a root canal with a high-frequency current. Included are a holder that holds an electrode placed at the dental treatment site, a power supply that energizes the electrode with the high-frequency current, and control circuitry that causes, during the energization operation, the power supply to provide stop period where the energization of the electrode with the high-frequency current is stopped between single energization period and next single energization period.
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p. ex. des courants à haute fréquence
A61C 5/42 - Limes pour canaux radiculairesPoignées ou moyens de guidage pour celles-ci
A dental treatment apparatus includes: a handpiece including a head that holds a cutting tool; a drive unit capable of performing forward rotation driving for rotating the cutting tool held at the head in a cutting direction, and reverse rotation driving for rotating the cutting tool held at the head in a non-cutting direction; an operation receiving unit that receives an operation of an operator; and a controller that controls the drive unit that drives the cutting tool, according to the operation received by the operation receiving unit. Only when a prescribed condition is satisfied, the controller sets the operation received by the operation receiving unit as an operation to drive the cutting tool by reverse rotation driving, or as an operation to drive the cutting tool by twist driving by which the forward rotation driving and the reverse rotation driving are alternately performed.
An imaging support device that supports imaging of teeth inside an oral cavity is provided. The imaging support device includes an input unit, an identification unit, a specification unit, and an output unit. The input unit receives a tooth image obtained by imaging the teeth inside the oral cavity. The identification unit identifies a type of a tooth based on the tooth image received by the input unit. Based on the type of the tooth identified by the identification unit, the specification unit specifies a type of a tooth as a target for imaging support. The output unit outputs information about the type of the tooth specified by the specification unit to an outside at a prescribed timing.
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/04 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments combinés avec des dispositifs photographiques ou de télévision
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
G06V 40/10 - Corps d’êtres humains ou d’animaux, p. ex. occupants de véhicules automobiles ou piétonsParties du corps, p. ex. mains
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
67.
Combined root canal meter with high frequency treatment module
Medical apparatus and instruments; dental apparatus and
instruments; dental diagnostic apparatus and instruments;
dental apparatus and instruments for examination and
treatment of root canals; dental devices for measuring
dental root canal length; medical cutting devices; dental
cutting devices; dental devices for treatment of root
canals; micromotors for expansion of dental root canals;
drilling jigs for medical applications; drilling jigs for
dental applications; high-frequency electromagnetic therapy
apparatus for medical use; high-frequency electromagnetic
therapy apparatus for dental use; electric scalpels for
medical purposes; electric scalpels for dental purposes;
parts and fittings of medical apparatus and instruments;
parts and fittings of dental apparatus and instruments.
69.
Dental treatment apparatus and method of driving the same
A dental treatment apparatus according to the present invention includes a drive unit that includes a micromotor, a motor driver, and the like, a controller, and a root canal length measurement circuit. The controller controls the cutting tool to be held at a head forward driven in a direction of cutting of an object to be cut. The controller also controls the cutting tool to be reverse driven in a direction reverse to forward rotation drive when the cutting tool is forward driven and the root canal length measurement circuit detects a tip end of the cutting tool reaching a reference position. The controller further carries out a fail-safe control when the cutting tool is reverse driven and the root canal length measurement circuit detects movement of the tip end of the cutting tool toward a root apex position.
A61C 5/44 - Moyens pour contrôler la profondeur de travail, p. ex. supports ou boîtes avec jauges de profondeur, butées de positionnement ou limes munies de poignées montées de manière ajustable
A61C 19/04 - Instruments de mesure spécialement adaptés à la technique dentaire
70.
Identification device, scanner system, and identification method
An identification device includes: an input unit that receives three-dimensional data including data of a tooth; an identification unit that identifies a type of the tooth based on the three-dimensional data including a feature of the tooth received by the input unit and an estimation model including a neural network; and an output unit that outputs an identification result obtained by the identification unit.
G16H 30/40 - TIC spécialement adaptées au maniement ou au traitement d’images médicales pour le traitement d’images médicales, p. ex. l’édition
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G06F 18/214 - Génération de motifs d'entraînementProcédés de Bootstrapping, p. ex. ”bagging” ou ”boosting”
G06V 10/40 - Extraction de caractéristiques d’images ou de vidéos
G16H 50/50 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour la simulation ou la modélisation des troubles médicaux
Dental instruments for examination and treatment of root canals; dental devices for measuring dental root canal length; medical cutting devices; dental cutting devices; dental devices for treatment of root canals; dental instruments, namely, micromotors for expansion of dental root canals; drilling jigs for medical applications; drilling jigs for dental applications; high-frequency electromagnetic therapy apparatus for medical use; high-frequency electromagnetic therapy apparatus for dental use; electric scalpels for medical purposes; electric scalpels for dental purposes
(1) Dental apparatus and instruments for examination and treatment of root canals; dental devices for measuring dental root canal length; dental devices for treatment of root canals; micromotors for expansion of dental root canals; drilling jigs for dental applications; high-frequency electromagnetic therapy apparatus for medical use; high-frequency electromagnetic therapy apparatus for dental use; electric scalpels for medical purposes; electric scalpels for dental purposes; parts and fittings of medical apparatus and instruments for high-frequency electromagnetic therapy apparatus, electric scalpels and electrodes, all for medical purposes; parts and fittings of dental apparatus and instruments for use in the examination and treatment of root canals, namely, electrode sticks, tip electrodes, screen displays, adapters, foot switches, cords, electrodes, tip holders and contrary electrodes, namely lip clips.
Provided is a detection tool that detects a temperature of air. The detection tool includes a detection section that detects a temperature of air released from an air turbine handpiece, and a main body that includes a surface. The detection section is provided on the surface to allow the air turbine handpiece to be brought close to the detection section.
G01N 21/78 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique produisant un changement de couleur
G01N 21/77 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique
Medical apparatus and structural parts and fittings
therefor; dental apparatus and structural parts and fittings
therefor; medical and dental intra-oral scanners; medical
and dental intra-oral cameras; medical scanning cameras for
capturing intra-oral 3D images by optical scanning;
intra-oral scanning cameras for capturing, saving, searching
and transmitting medical images via telecommunication media;
computer-controlled medical apparatus for displaying
captured medical images; intra-oral image display devices
for medical and dental use.
Medical machines and apparatus, and structural parts and
fittings thereof; medical X-ray photography apparatus;
dental X-ray photography apparatus; otorhinolaryngology
X-ray photography apparatus; plastic surgery X-ray
photography apparatus; ophthalmology X-ray photography
apparatus; X-ray apparatus for medical and dental imaging;
X-ray apparatus for medical and dental use; X-ray diagnostic
apparatus for medical and dental use; X-ray computed
tomography [CT] scanners for medical and dental use, and
structural parts thereof; digital radiography apparatus for
medical and dental use, namely, computed tomography
equipment for medical and dental use, and structural parts
thereof; X-ray generators for medical purposes, support
members as a part of medical apparatus, base plates as a
part of medical apparatus, rotation arms as a part of
medical apparatus, X-ray image detectors for medical
purposes, X-ray irradiation controllers for medical
purposes, supporting devices for patient positioning,
patient's chin positioners, spacing mouthpieces to be
disposed between patient's upper and lower incisors, and
electrical control panels for medical use as a part of
medical apparatus; X-ray image processing apparatus for
medical and dental use.
77.
X-ray CT imaging apparatus and method of controlling X-ray CT imaging apparatus
An object of the present invention is to prevent an X-ray generator and an X-ray detector that turn around a subject from contacting with the subject. An X-ray CT imaging apparatus includes a turning support that supports an X-ray generator and an X-ray detector, a turning drive mechanism including a turning mechanism and a turning axis moving mechanism, an imaging region position setting unit that receives a setting of a position of an imaging region to a local part of a dental arch of a head, and a turning controller. The position of the mechanical turning axis X1 is controlled according to the position of the imaging region set by the imaging region position setting unit.
A61B 6/00 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations
A root canal length measuring device includes a display for displaying a control mode figure indicating an execution control mode executed among a plurality of control modes and a control unit for controlling the display to display the figure. A plurality of elements for displaying the control mode figure include a shaft portion extending in an arc shape or a fan shape and a clockwise head portion and a counterclockwise head portion indicating a first direction and a second direction as rotation directions of a cutting tool, respectively. The control unit controls the display according to the execution control mode in a root canal treatment device so that, among the plurality of elements, an entirety or a part of the shaft portion and the clockwise head portion and/or the counterclockwise head portion are displayed on the display.
In a medical system, a medical device includes a first display that displays a figure or a character corresponding to data relevant to medical treatment performed in the medical device, and a first controller that causes the first display to display the figure or the character corresponding to the data and that, when the data satisfies conditions for notification of a warning, causes the medical device to emit a first warning. A remote control device includes a second display that displays the figure or the character corresponding to the data, and a second controller that causes the second display to display the figure or the character corresponding to the data and that, when the data satisfies the conditions for notification of the warning, causes the remote control device to emit a second warning that is different than the first warning.
G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
G06F 3/04817 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] fondées sur des propriétés spécifiques de l’objet d’interaction affiché ou sur un environnement basé sur les métaphores, p. ex. interaction avec des éléments du bureau telles les fenêtres ou les icônes, ou avec l’aide d’un curseur changeant de comportement ou d’aspect utilisant des icônes
G06F 3/04847 - Techniques d’interaction pour la commande des valeurs des paramètres, p. ex. interaction avec des règles ou des cadrans
G06F 3/0485 - Défilement ou défilement panoramique
G06F 3/04883 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] utilisant des caractéristiques spécifiques fournies par le périphérique d’entrée, p. ex. des fonctions commandées par la rotation d’une souris à deux capteurs, ou par la nature du périphérique d’entrée, p. ex. des gestes en fonction de la pression exercée enregistrée par une tablette numérique utilisant un écran tactile ou une tablette numérique, p. ex. entrée de commandes par des tracés gestuels pour l’entrée de données par calligraphie, p. ex. sous forme de gestes ou de texte
G16H 40/63 - TIC spécialement adaptées à la gestion ou à l’administration de ressources ou d’établissements de santéTIC spécialement adaptées à la gestion ou au fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement d’équipement ou de dispositifs médicaux pour le fonctionnement local
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A cap mountable on and detachable from an intraoral scanner including a housing having an opening for connecting to at least a part of the intraoral scanner, a measurement window provided in the housing and located opposite to the opening, and a mirror that reflects light from the measurement window toward the opening. The housing has a longitudinal length shorter than that of a probe defining a depth-of-field, of the intraoral scanner extending from the measurement window to a predetermined extent.
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 5/05 - Détection, mesure ou enregistrement pour établir un diagnostic au moyen de courants électriques ou de champs magnétiquesMesure utilisant des micro-ondes ou des ondes radio
A61B 5/107 - Mesure de dimensions corporelles, p. ex. la taille du corps entier ou de parties de celui-ci
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
A61C 13/00 - Prothèses dentairesLeurs procédés de fabrication
81.
Information processing apparatus and data processing method for processing data obtained by a scanner positionally variable in relation to a subject
An information processing apparatus includes management circuitry that manages three-dimensional data obtained by a scanner in the order of obtaining, display controller circuitry that controls a display to show a three-dimensional image generated from combined data generated by combining a plurality of pieces of three-dimensional data, and input circuitry that accepts an operation by a user. When the input circuitry accepts an operation to select three-dimensional data, the management circuitry sets, from the selected three-dimensional data of last obtained three-dimensional data, data to be deleted. The display controller circuitry controls the display to show a three-dimensional image modified to exclude the data to be deleted.
A user terminal 4 comprises: an analysis unit 42 (a chewing segment identification module 42a and a filtering/calculation module 42b) that obtains chewing information, which is chronological information indicating jaw movement for one mouthful when a user is eating; and an analysis unit 42 (analysis module 42c) that enters the chewing information to an analysis model M1 and obtains attributes for food estimated as having been chewed by a user by using jaw movement for one mouthful, output from the analysis model M1. The analysis model M1 is a trained model that has machine-learned from teaching data that includes: first information being chronological information indicating past jaw movement for one mouthful, obtained for the user; and second information indicating attributes of food chewed by the user, using past jaw movement for one mouthful.
G16H 20/00 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients
A61B 5/11 - Mesure du mouvement du corps entier ou de parties de celui-ci, p. ex. tremblement de la tête ou des mains ou mobilité d'un membre
Medical X-ray photography apparatus; dental X-ray photography apparatus; otorhinolaryngology X-ray photography apparatus; plastic surgery X-ray photography apparatus; ophthalmology X-ray photography apparatus; X-ray apparatus for medical and dental imaging; X-ray apparatus for medical and dental use; X-ray diagnostic apparatus for medical and dental use; X-ray computed tomography [CT] scanners for medical and dental use, and structural parts thereof; digital radiography apparatus for medical and dental use, namely, computed tomography equipment for medical and dental use, and structural parts thereof; X-ray generators for medical purposes, support members as a structural part of medical apparatus, base plates as a structural part of medical apparatus, rotation arms as a structural part of medical apparatus, X-ray image detectors for medical purposes, X-ray irradiation controllers for medical purposes, supporting devices for patient positioning during medical imaging, patient's chin positioners for use in medical imaging, spacing mouthpieces to be disposed between patient's upper and lower incisors, and electrical control panels for medical use as a structural part of medical apparatus; X-ray image processing apparatus for medical and dental use
Medical and dental apparatus, structural parts and fittings therefor, namely, medical and dental intra-oral scanners; medical and dental intra-oral cameras; medical scanning cameras for capturing intra-oral 3D images by optical scanning; intra-oral scanning cameras for capturing, saving, searching and transmitting medical images via telecommunication media; medical apparatus comprising embedded computer software and computer hardware for displaying captured medical images; intra-oral image display devices for medical and dental use
(1) Medical X-ray photography apparatus; dental X-ray photography apparatus; otorhinolaryngology X-ray photography apparatus; plastic surgery X-ray photography apparatus; ophthalmology X-ray photography apparatus; X-ray apparatus for medical and dental imaging; X-ray diagnostic apparatus for medical and dental use; X-ray computed tomography [CT] scanners for medical and dental use, and structural parts thereof; digital radiography apparatus for medical and dental use, namely, computed tomography equipment for medical and dental use, and structural parts thereof; X-ray apparatus for medical and dental use, and parts thereof, namely, X-ray generators for medical and dental purposes, support members as a structural part of the medical and dental apparatus, base plates as a structural part of the medical and dental apparatus, rotation arms as a part of the medical and dental apparatus, X-ray image detectors for medical and dental purposes, X-ray irradiation controllers for medical and dental purposes, structural supporting devices for patient positioning during medical and dental imaging, patient's chin positioners, spacing mouthpieces to be disposed between patient's upper and lower incisors, and electric control panels for medical and dental use as a part of medical and dental apparatus; X-ray image processing apparatus for medical and dental use
86.
Observation device, observation unit, and observation method
A magnifying glass captures an image of a tooth by a plurality of cameras for observation. The plurality of cameras includes a narrow range camera capturing a narrow range image of the tooth and a wide range camera capturing a wide range image of the tooth. The magnifying glass includes a three-dimensional position calculator detecting a three-dimensional position of at least the tooth based on the wide range image; a blur correction processor correcting a blur of the narrow range image, based on a change in a three-dimensional positional relationship between the tooth, the three-dimensional position of which has been detected by the three-dimensional position detector, and the narrow range camera; and an image display portion displaying at least the narrow range image having the blur corrected.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/06 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec dispositifs d'éclairement
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 5/107 - Mesure de dimensions corporelles, p. ex. la taille du corps entier ou de parties de celui-ci
H04N 5/232 - Dispositifs pour la commande des caméras de télévision, p.ex. commande à distance
A61B 90/50 - Supports pour instruments chirurgicaux, p. ex. bras articulés
87.
Segmentation device and method of generating learning model
A learning model provided in a segmentation device is a learning model which is generated using training data such that segmentation data of a feature region is output when at least one of projection data and reconfiguration data acquired by an imaging device or data derived from the at least one of projection data and reconfiguration data is input.
A learning model provided in a segmentation device is a learning model which is generated using training data such that segmentation data of a biologically important region is output when data of a constituent maxillofacial region is input.
[Problem] To provide a dental handpiece that enables rotation of a cutting tool at a higher speed than conventional ones. [Solution] A motor handpiece 1 comprising: a coupling part 4 and a body 5 which are held by a user; and a head part 7 connected to a neck part 6, wherein the head part 7 comprises a tool rotation mechanism 50 which holds a cutting tool 3 for treating a site to be treated and rotates according to the rotation of the drive unit 2a, which is rotating and driving, so as to rotate the cutting tool 3, and the rotational speed of the tool rotation mechanism 50 is at least 5.5 times the rotational speed of the drive unit 2a.
By turning an X-ray generator and an X-ray detector around a head of a subject, an imaging region is irradiated with an X-ray beam from a plurality of directions to obtain an X-ray projection image. When a center axis X-ray of the X-ray beam passing through a turning center axis is orthogonal to a tomographic layer of interest, the X-ray detector is caused to approach the tomographic layer of interest while the X-ray generator is moved away from the tomographic layer of interest as compared to when the center axis X-ray is not orthogonal to a tomographic layer of interest.
A61B 6/00 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations
91.
Abnormality detection system, laser treatment device, and laser treatment system
An abnormality detection system for highly precise detection of an abnormality in a laser treatment device includes a laser transmission tube coupled with a laser treatment unit, oscillating laser light, a discharge-side water pressure sensor, and a water pressure detection liquid surface level meter detecting a change in a pressure of cooling water flowing through forward-direction and a backward-direction spaces in the laser transmission tube. The laser transmission tube includes a hollow wavelength path having a lightguide space formed in a longitudinal direction, and an outer case enclosing an outer circumferential surface of the hollow waveguide path and extending in the longitudinal direction. The discharge-side water pressure sensor and the water pressure detection liquid surface level meter detect the change in the pressure of the cooling water flowing through in a forward-direction space and a backward-direction space to detect any abnormality.
A61B 18/20 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers
A61B 1/12 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec système de refroidissement ou de rinçage
G02B 23/24 - Instruments pour regarder l'intérieur de corps creux, p. ex. endoscopes à fibres
A61B 18/00 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci
A61B 18/22 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
An X-ray CT imaging apparatus includes: a supporter that is supported such that an X-ray generator and an X-ray detector are opposed to each other; a turning motor that turns the supporter about a shaft; a crosswise drive motor that moves the shaft in a crosswise direction; and a circuit that performs processing of controlling the turning motor and the crosswise drive motor and processing of setting the physique of a subject. When X-ray CT imaging is performed, the crosswise drive motor moves the shaft in synchronization with turning of the supporter about the shaft, and the supporter is caused to perform combined motion, which allows the X-ray generator and the X-ray detector to turn about a center of an X-ray CT imaging region, and position control of the shaft is performed according to the size of the physique of the subject.
A61B 6/00 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations
A61B 6/14 - Applications ou adaptations à l'art dentaire
A61B 6/04 - Mise en position des patientsLits inclinables ou similaires
A dental observation device by which, without displaying, in an overlapping manner, a visible light image of an image-capturing site in an oral cavity captured by a 3-D camera and 3-D image information on the image-capturing site in the oral cavity acquired in advance, an invisible portion in the visible light image is easily recognized.
An observation system includes a visible light 3-D camera; a relative position calculator; a 3-D information storage storing 3-D image information acquired in advance; an image display displaying, side by side, a 2-D captured image captured by the visible light 3-D camera and 2-D converted image based on the 3-D image information corresponding to the surgical operation target site; and a display direction adjuster displaying, in the image display, the 2-D converted image in a predetermined direction on the basis of the image-capturing direction detected by the relative position calculator.
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/04 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments combinés avec des dispositifs photographiques ou de télévision
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/055 - Détection, mesure ou enregistrement pour établir un diagnostic au moyen de courants électriques ou de champs magnétiquesMesure utilisant des micro-ondes ou des ondes radio faisant intervenir la résonance magnétique nucléaire [RMN] ou électronique [RME], p. ex. formation d'images par résonance magnétique
A61B 6/51 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des parties du corps spécifiquesAppareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations spécialement adaptés à des applications cliniques spécifiques à la technique dentaire
A61B 90/00 - Instruments, outillage ou accessoires spécialement adaptés à la chirurgie ou au diagnostic non couverts par l'un des groupes , p. ex. pour le traitement de la luxation ou pour la protection de bords de blessures
A61C 19/04 - Instruments de mesure spécialement adaptés à la technique dentaire
H04N 13/239 - Générateurs de signaux d’images utilisant des caméras à images stéréoscopiques utilisant deux capteurs d’images 2D dont la position relative est égale ou en correspondance à l’intervalle oculaire
H04N 13/254 - Générateurs de signaux d’images utilisant des caméras à images stéréoscopiques en combinaison avec des sources de rayonnement électromagnétique pour l’éclairage du sujet
A61B 34/00 - Chirurgie assistée par ordinateurManipulateurs ou robots spécialement adaptés à l’utilisation en chirurgie
Image processing apparatus, display system image processing method, and storage medium that processes an image of dentition including a plurality of teeth in an oral cavity
An image processing apparatus includes an acquisition unit that acquires three-dimensional data of dentition including a plurality of teeth in an oral cavity, a generator that generates multi-image data of a plurality of images different in point of view toward the dentition based on the three-dimensional data acquired by the acquisition unit, and an output unit that outputs the multi-image data generated by the generator to a display.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A handheld dental instrument includes a casing provided with a holding portion to be held by a user, a reception unit provided on the casing to receive an operation from the user, and a control unit that controls a control target to perform a predetermined action in response to the operation received by the reception unit. The control unit performs a first control when the operation received by the reception unit from the user is a first operation, and performs a second control different from the first control when the operation received by the reception unit from the user is a second operation different from the first operation.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
A61C 9/00 - Méthodes de prise d'empreintes spécialement conçues pour les prothèses dentairesPorte-empreintes à cet effet
H04N 5/232 - Dispositifs pour la commande des caméras de télévision, p.ex. commande à distance
This dental therapy device comprises: a drive unit that is structured from a micro motor (7) and a motor driver (13), or similar; a control unit (11); and a root canal length measurement circuit (12). The control unit (11) forward-rotationally drives a cutting tool (5), which is retained in a head unit (2), in a direction in which the same cuts a cutting target. When the cutting tool (5) is forward-rotationally driven and the root canal length measurement circuit (12) detects the arrival of a tip of the cutting tool (5) at a reference location, the control unit (11) reverse-rotationally drives the cutting tool (5) in the opposite direction from the forward-rotational driving. When the cutting tool (5) is reverse-rotationally driven and the root canal length measurement circuit (12) detects movement of the tip of the cutting tool (5) in the direction of a root tip location, the control unit (11) performs failsafe control.
A61C 5/44 - Moyens pour contrôler la profondeur de travail, p. ex. supports ou boîtes avec jauges de profondeur, butées de positionnement ou limes munies de poignées montées de manière ajustable
A61C 1/02 - Machines dentaires à forer ou couper caractérisées par l'entraînement des outils dentaires
A61C 1/06 - Machines dentaires à forer ou couper caractérisées par l'entraînement des outils dentaires à commande électrique
97.
IMAGE-CAPTURING ASSISTANCE DEVICE, SCANNER SYSTEM, AND IMAGE-CAPTURING ASSISTANCE METHOD
This image-capturing assistance device (100) assists in capturing of images of teeth in the oral cavity. The image-capturing assistance device (100) is provided with an input unit (1102), an identification unit (1130), a specification unit (1150), and an output unit (1103). The input unit (1102) inputs a teeth image in which an image of teeth in the oral cavity is captured. The identification unit (1130) identifies the types of teeth on the basis of the teeth image input from the input unit (1102). The specification unit (1150) specifies the type of tooth which is the subject of image-capturing assistance on the basis of the types of teeth identified by the identification unit (1130). The output unit (1103) externally outputs information of the tooth type specified by the specification unit (1150) at a predetermined timing.
This identification device (100) is provided with: an input unit (1102) to which three-dimensional data including dentition is inputted; an identification unit (1130) which identifies the type of dentition on the basis of an estimation model (114) including a neural network (1142) and the three-dimensional data including features of the dentition inputted from the input unit (1102); and an output unit (1103) which outputs a result of identification performed by the identification unit (1130).
A dental treatment apparatus includes a handpiece holding a cutting tool in its head, a drive portion driving the cutting tool held by the head, and a control portion controlling the drive portion in accordance with a drive sequence. The drive sequence includes at least one forward rotation drive for rotating the cutting tool in a cutting direction to cut a treatment portion and at least one reverse rotation drive for rotating the cutting tool in a non-cutting direction. Under the control of the drive portion in accordance with the drive sequence, a cumulative amount of rotation which is an accumulation of an amount of rotation in forward rotation drive and an amount of rotation in reverse rotation drive does not exceed a set value at any time point.
