A procedure simulator used for providing training on the introduction of a medical instrument into a radial artery in a human body includes: an upper limb model simulating an appearance of a portion including a portion extending from a hand to a forearm portion in an upper limb of the human body; and a puncture pad having hollow portions through which simulated blood vessels are to pass. A surface on a palm side of the upper limb model has a holding groove that includes a pad holding groove for holding the puncture pad, and a blood vessel holding groove for holding the simulated blood vessels. A discharge portion of the upper limb model extends from a bottom of the pad holding groove to a surface on a dorsal side of the upper limb model to allow simulated blood from the simulated blood vessels to be discharged to the dorsal side.
Clot retrieval devices are described that may include a cutting element and a clot capture basket connected to a distal region of an elongated device body and located proximally or distally of each other. The cutting element may help remove or cut a clot from a vessel wall and/or may help cut or breakup a clot into smaller components/pieces. The capture basket may capture at least some of the clot (e.g., whole or smaller pieces) and withdraw the clot/pieces from the vessel. The device body may include one component or several different components that may move relative to each other to assist in the cutting and capture process.
An intraocular drug administration device includes: an agent reservoir that is attachable to an eyeball of an organism, and has an outer cylinder portion configured to hold an agent in a state of being in contact with the eyeball; a first electrode that is provided in the outer cylinder portion and configured to be separated from the eyeball and cover at least a part of the eyeball, and that has a curved shape so as to be recessed in a direction away from the eyeball; a second electrode that is attached to an organism site energizable between the second electrode and the first electrode; and a power supply that supplies a current between the first electrode and the second electrode.
A61F 9/00 - Procédés ou dispositifs pour le traitement des yeuxDispositifs pour mettre en place des verres de contactDispositifs pour corriger le strabismeAppareils pour guider les aveuglesDispositifs protecteurs pour les yeux, portés sur le corps ou dans la main
An exacerbation prediction system and method for heart failure. The system including a wearable device including a measuring sensor configured to acquire biological data of a patient; a control unit configured to: accumulate the biological data acquired by the measuring sensor as time-series data; generate feature amounts from the accumulated biological data, the generated feature amounts comprising: a temporal change feature amount that captures a temporal change in a state of the patient based on the time-series data, and an instantaneous feature amount that represents a value at a specific moment based on the accumulated biological data; and execute a prediction model stored in a non-transitory memory to calculate an exacerbation score as a continuous value based on the temporal change feature amount and the instantaneous feature amount; and a display configured to output a time-series graph of the exacerbation score representing transition of a change in the exacerbation score.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G16H 10/60 - TIC spécialement adaptées au maniement ou au traitement des données médicales ou de soins de santé relatives aux patients pour des données spécifiques de patients, p. ex. pour des dossiers électroniques de patients
G16H 50/20 - 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 le diagnostic assisté par ordinateur, p. ex. basé sur des systèmes experts médicaux
6.
PHARMACEUTICAL LIQUID ADMINISTRATION DEVICE AND ROTATION DETECTION DEVICE
A medicinal solution administration device includes rotation detection device including: a rotating body including a light-irradiation portion that is an outer surface extending parallel to an axis of the rotating body; and a rotation sensor configured to detect rotation of the rotating body, the rotation sensor including: a light emitting element configured to emit an irradiation light beam toward the light-irradiation portion, and a light receiving element configured to receive a reflected light beam from the light-irradiation portion of the rotating body. The light-irradiation portion includes at least two regions in a circumferential direction of the rotating body, the two regions being configured to cause different intensities of the reflected light beam, such that the intensity of the reflected light beam changes while the light-irradiation portion makes one rotation about the axis.
An image diagnosis apparatus includes a connection interface connectable to an image diagnosis catheter, a display, a memory storing a program and setting data indicating first and second display depths and first and second image settings, and a processor. The processor executes the program to receive a signal acquired from an ultrasound transmitter and receiver, convert a distribution of reflected waves in a radial direction indicated by the received signal into a brightness distribution, and generate a base tomographic image based on the brightness distribution. The processor generates first and second tomographic images of a luminal organ at the first and second display depths from the base tomographic image, executes image processing using the first and second image settings, and controls the display to display a screen showing the processed tomographic images along with information indicating a position of the luminal organ.
A drug solution administration system includes: a drug solution administration apparatus having a reservoir configured to be filled with a drug solution; and a holder to which the drug solution administration apparatus is detachably attached, the holder including a cannula configured to be indwelled into a living body. The drug solution administration apparatus includes: a casing accommodating the reservoir, a lock member supported by the casing and configured to position and fix the drug solution administration apparatus to the holder, and an elastic body configured to bias the lock member;
A light irradiation device includes a balloon formed from a light transmissive material and a tubular body arranged therein and including a lumen through which a light irradiation body including a light irradiation unit is inserted. The balloon includes a light transmissive window portion that transmits light from the light irradiation unit and a light shielding body that has a lower light transmittance than the light transmissive window portion. The light transmissive window portion includes a first end portion on a distal side in a major axis direction of the balloon and a second end portion on a proximal side in the major axis direction of the balloon. The lumen includes a boundary portion on which a distal end of the light irradiation body iabuts at a position on the distal side of the first end portion and on the proximal side of a most distal end of the balloon.
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
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
A medical device includes: an expandable expansion body including multiple linear bodies; a shaft portion connected to a proximal part of the expansion body; and a pulling portion movable along an axial direction of the shaft portion. The expansion body includes a recess recessed radially inward in an expanded state and including a bottom. The shaft portion includes a hollow distal extension portion extending toward a distal part of the expansion body along a central axis inside the expansion body. The distal extension portion has a distal end located on a distal side with respect to the bottom of the expansion body in the expanded state and on a proximal side with respect to the distal part of the expansion body. The distal extension portion contacts an inner surface of the expansion body between a proximal-side top portion and the distal end of the bottom in a contracted state.
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
A puncture needle includes: a puncture portion including: a distal part including a blade surface, and a proximal part having a substantially constant outer diameter; and a retained portion connected to the proximal part of the puncture portion and configured to be retained by a hub. The retained portion includes: a tubular portion having a substantially constant outer diameter larger than a maximum outer diameter of the proximal part of the puncture portion, and a tapered portion located between the proximal part of the puncture portion and the tubular portion. The puncture portion includes a slit. In the tapered portion, in a top view with the slit facing upward, an outermost diameter of the puncture needle gradually increases from a puncture portion side to a tubular portion side, while a width of the slit gradually decreases from the puncture portion side to the tubular portion side.
A collection kit jig includes a kit holding portion, a container holding portion, and an elevation mechanism. The kit holding portion holds a collection kit by supporting a holder in a posture in which a housing chamber is positioned above an outflow path. The container holding portion is disposed below the kit holding portion and holds a sampling container. The elevation mechanism relatively raises or lowers the kit holding portion with respect to the container holding portion.
In a guide wire insertion assisting tool, in a state in which a hub fitting portion of a joint member is fitted to a proximal portion of a catheter hub of a catheter assembly, a guide member is inserted into a lumen of the joint member, and the guide member and a guide fitting portion are fitted to each other, the guide member opens a valve body of the catheter assembly with relative displacement in a distal direction with respect to the joint member without displacing an opening member to the position at which the valve body is opened by the opening member.
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
14.
BALLOON CATHETER AND METHOD FOR MANUFACTURING BALLOON CATHETER
A balloon catheter includes a shaft and a balloon surrounding a distal portion of the shaft and including: a distal fused portion fixed to the shaft, and a distal tapered portion positioned proximal to the distal fused portion. The distal tapered portion includes a first portion and a second portion that is positioned distal to the first portion, the first portion has a first wing curved in a circumferential direction of the shaft when the balloon is deflated, and the second portion does not have any wing.
A medical device capable of preventing an excessive clearance from being formed with an inner wall of a delivery device when a puncture device is delivered to a target site in a living body, and capable of easily and smoothly performing protrusion of the puncture device from a first lumen of an outer sheath and accommodation of the puncture device into the first lumen of the outer sheath by operating forward and backward movement of a hand handle portion. The medical device is configured to be retractably inserted into a channel of an insertion portion of an endoscope, and includes a puncture device, an outer sheath into which the puncture device is inserted, and a hand handle portion disposed on a proximal end side of the puncture device and the outer sheath.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A61M 25/06 - Aiguilles avec un guide pour piquer le corps ou analogues
A medical device for determining a boundary in a blood vessel tomographic image, includes a processor configured to perform the steps of: acquiring data indicating a blood vessel tomographic image; executing a call to a machine learning model with the data to detect a first region indicating a detection target and one or more second regions different from the first region, the machine learning model having been trained with: a plurality of training blood vessel tomographic images, and labels indicating positions of first regions and second regions different from the first regions for the training blood vessel tomographic images; determining a boundary of the first region using the detected one or more second regions; and displaying a screen showing the tomographic image with a boundary line corresponding to the determined boundary.
G06T 7/70 - Détermination de la position ou de l'orientation des objets ou des caméras
G06V 10/26 - Segmentation de formes dans le champ d’imageDécoupage ou fusion d’éléments d’image visant à établir la région de motif, p. ex. techniques de regroupementDétection d’occlusion
G06V 10/774 - Génération d'ensembles de motifs de formationTraitement des caractéristiques d’images ou de vidéos dans les espaces de caractéristiquesDispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant l’intégration et la réduction de données, p. ex. analyse en composantes principales [PCA] ou analyse en composantes indépendantes [ ICA] ou cartes auto-organisatrices [SOM]Séparation aveugle de source méthodes de Bootstrap, p. ex. "bagging” ou “boosting”
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
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
A puncture needle that enables a liquid medicine to be efficiently injected even in a case where the puncture needle has a small diameter and has high insertability into biological tissue is provided. The puncture needle includes a needle tube portion having a needle tube lumen extending in an axial direction, a cutting edge portion having a plurality of cutting surfaces formed at different positions around an axis and a plurality of ridge lines positioned at respective boundaries of the plurality of cutting surfaces, the cutting edge portion being arranged on a distal side of the needle tube portion; and one or more hole portions that are formed in a side surface of the needle tube portion. The one or more hole portions are arranged on an extension of each of the plurality of ridge lines in the axial direction.
A balloon includes an expansion portion that defines a central axis extending from a proximal side to a distal side, the expansion portion including a transmissive layer capable of transmitting light emitted to the outside, and a light shielding layer that covers the transmissive layer and has a transmittance of light lower than that of the transmissive layer, the expansion portion including a window region in which the transmissive layer is not covered with the light shielding layer and a light shielding region in which the transmissive layer is covered with the light shielding layer, and the window region of the expansion portion in an expanded state including a first window portion, and a second window portion arranged spaced apart from the first window portion on the proximal side with respect to the first window portion and more inclined with respect to the central axis than the first window portion.
A61N 5/06 - Thérapie par radiations utilisant un rayonnement lumineux
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 1/018 - 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 caractérisés par les conduits internes ou par leurs accessoires destinés à recevoir des instruments
A method and information processing device, which acquire intravascular image data of a plurality of frames obtained by imaging a blood vessel of a patient; calculates plaque burden in each of the plurality of frames, the plaque burden being an area ratio of plaque to a transverse cross section of the blood vessel; divides positions along a longitudinal direction of the blood vessel into a first region in which the plaque burden is equal to or greater than a threshold and a second region in which the plaque burden is less than the threshold, based on the plaque burden in each of the plurality of frames; identifies a lesion region based on the first region; and determines positions at which both ends of a treatment device in the blood vessel are to be located based on the second region on both sides of the lesion region.
G06F 3/04845 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] pour la commande de fonctions ou d’opérations spécifiques, p. ex. sélection ou transformation d’un objet, d’une image ou d’un élément de texte affiché, détermination d’une valeur de paramètre ou sélection d’une plage de valeurs pour la transformation d’images, p. ex. glissement, rotation, agrandissement ou changement de couleur
A computer program, an image output method, and an image output device are provided. A computer is caused to execute processing comprising: acquiring information on a peritoneal dialysis patient, the information including information on at least one of edema, a urine output, and a net ultrafiltration; generating an image representing a condition of a body fluid of the peritoneal dialysis patient on a basis of the information thus acquired; and outputting the image thus generated.
To suppress stagnation portion of blood flowing between a housing and a hollow fiber membrane layer and improve antithrombogenicity, an oxygenator includes a housing having a cylindrical shape and including a blood inflow port and a blood outflow port, and a hollow fiber membrane layer having a stacked structure obtained by winding hollow fiber membranes accommodated in the housing, the oxygenator in which blood flowing in from the blood inflow port flows from one end toward the other end in a longitudinal direction of the housing and flows out from the blood outflow port, in which, in the hollow fiber membrane layer, a winding interval of the hollow fiber membranes wound in an outermost layer in the stacked structure is wider than a winding interval of the hollow fiber membranes in other layers.
To suppress stagnation portion of blood flowing between a housing and a hollow fiber membrane layer and improve antithrombogenicity, an oxygenator includes a housing having a cylindrical shape and including a blood inflow port and a blood outflow port, and a hollow fiber membrane layer formed by winding a hollow fiber membrane and accommodated in a housing, the oxygenator in which blood flowing in from the blood inflow port flows from one end toward the other end in a longitudinal direction of the housing and flows out from the blood outflow port, in which the housing includes a plurality of raised portions raised radially inward from an inner peripheral surface of the housing and extending from a distal end toward a proximal end of the housing.
A medical device for processing a blood vessel tomographic image includes a display and a processor that acquires data indicating a blood vessel tomographic image and executes a call to a machine learning model to detect a plurality of target regions and an unclear part in the blood vessel tomographic image. The model is trained with training blood vessel tomographic images and ground truth labels. The processor identifies a first boundary portion of a target region among the plurality of target regions, the first boundary portion being outside the detected unclear part, and corrects a second boundary portion of the target region that is inside the detected unclear part, using the identified first boundary portion. The processor generates and controls the display to display a screen showing the blood vessel tomographic image and a superimposed boundary line including the first boundary portion and the corrected second boundary portion.
G06V 10/774 - Génération d'ensembles de motifs de formationTraitement des caractéristiques d’images ou de vidéos dans les espaces de caractéristiquesDispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant l’intégration et la réduction de données, p. ex. analyse en composantes principales [PCA] ou analyse en composantes indépendantes [ ICA] ou cartes auto-organisatrices [SOM]Séparation aveugle de source méthodes de Bootstrap, p. ex. "bagging” ou “boosting”
G06V 20/70 - Étiquetage du contenu de scène, p. ex. en tirant des représentations syntaxiques ou sémantiques
A living body indwelling object is capable of effectively suppressing the onset of inflammation derived from a porous structure made of a biodegradable polymer while preventing scattering of a plaque and a thrombus at the time of stent expansion. The living body indwelling object includes an expandable tubular stent and a porous structure made of a first biodegradable polymer, the porous structure being disposed to cover the stent, in which the stent includes a drug carrying portion containing a second biodegradable polymer and a drug, and a decomposition time of the porous structure is substantially the same as a decomposition time of the drug carrying portion or shorter than a decomposition time of the drug carrying portion.
A61F 2/89 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles les éléments filiformes comprenant au moins deux anneaux adjacents reliés de manière flexible par des éléments séparés
A medical device includes an expansion body including multiple linear bodies, a shaft portion to which a connection portion disposed on a proximal end of the expansion body is fixed, and multiple electrode assemblies each including an electrode unit and a long wiring portion including the electrode unit at the distal part thereof. The expansion body includes a recess recessed radially inward. The recess includes a bottom, a proximal-side upright portion, and a distal-side upright portion. The electrode unit is disposed along the proximal-side upright portion or the distal-side upright portion. The shaft portion includes a distal extension portion extending from the connection portion to a distal side. A distal covering portion for bundling the multiple wiring portions of the multiple electrode assemblies on the outer surface of the distal extension portion is provided between the connection portion and a distal end of the distal extension portion.
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
A medical system including: an elongated guiding catheter having flexibility; an elongated puncture tool that is insertable into the guiding catheter, has a puncture needle at an distal portion, and includes a lumen extending from a proximal portion to the distal portion and a distal opening communicating with the lumen at the distal portion; a biasing tool that includes a movement portion movable for applying a biasing force toward a distal direction to a material passing through the lumen and a biasing portion that biases the movement portion; and a releasable stopper that is capable of fixing the movement portion at a predetermined position.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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
27.
METHOD FOR MANUFACTURING EXPANDABLE BODY, METHOD FOR MANUFACTURING EXPANDABLE BODY ASSEMBLY, AND MEDICAL DEVICE
A method for manufacturing an expandable body, a method for manufacturing an expandable body assembly, and a medical device, with which it is possible to suppress breakage of an expandable body during manufacture. The method for manufacturing an expandable body that includes a plurality of struts extending along the axial direction and aligned in the circumferential direction around the axial direction, and has, in the middle in the axial direction, a waist portion having a reduced outer diameter, the method including expanding an inside of a base material having a tubular shape and including the plurality of struts using an inner mold, and restricting an outside of the base material with an outer mold in order to form a bottom having the smallest outer diameter of the waist portion and an upright portion extending radially outward from the bottom.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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
28.
MEDICAL DEVICE AND METHOD FOR FORMING COMMUNICATION HOLE
A medical device for forming a communication hole in biological tissue includes an expansion body including wires and expandable and contractible in the radial direction; and electrode units disposed on the expansion body, wherein the number N of the electrode units, the length L (mm) of each of the electrode units along the direction of extension of the wires, and the width W (mm) of each of the electrode units orthogonal to the length L (mm) satisfy (Mathematical Expression 1) and (Mathematical Expression 2).
A medical device for forming a communication hole in biological tissue includes an expansion body including wires and expandable and contractible in the radial direction; and electrode units disposed on the expansion body, wherein the number N of the electrode units, the length L (mm) of each of the electrode units along the direction of extension of the wires, and the width W (mm) of each of the electrode units orthogonal to the length L (mm) satisfy (Mathematical Expression 1) and (Mathematical Expression 2).
[
Mathematical
Expression
1
]
L
≤
2.
[
Mathematical
Expression
2
]
(
W
+
1
)
×
N
8
π
≥
0.4
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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
To suppress stagnation portion of blood flowing between a housing and a hollow fiber membrane layer and improve antithrombogenicity, an oxygenator includes a housing and including a blood inflow port and a blood outflow port, and a hollow fiber membrane layer, the oxygenator in which blood flowing in from the blood inflow port flows from one end toward the other end and flows out from the blood outflow port, in which the housing includes a plurality of raised portions raised radially inward from an outer surface of an annular inner peripheral portion and extending from a distal end toward a proximal end of the housing, and a recess adjacent to a downstream end of the raised portion in a blood circulation direction, and formed in a circumferential direction facing an outflow portion of the blood in a blood flow path communicating with the blood outflow port.
An injection member of a hemostatic device includes a connector portion and a coupling portion that couples an inner cavity of the connector portion and an inner cavity of an inflatable member. A check valve of the connector portion includes an outer member, an inner member in a cavity of the outer member, and a spring member. The inner member includes a main body urged by the spring member to contact an inner protrusion portion, and a distal protrusion. An end portion of the distal protrusion includes a recess portion recessed toward the main body. A side wall of the distal protrusion includes a slit continuous with the recess portion and extending in a longitudinal direction of the inner member, and the recess portion includes a trap portion whose width narrows from a center position toward an outer edge of the upper end portion in a plan view.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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
31.
MEDICAL SHEET AND METHOD FOR PRODUCING MEDICAL SHEET
A medical sheet increases rigidity of a main body portion constituting the medical sheet and prevents or suppresses twisting when disposed in a biological organ. The medical sheet includes a sheet-shaped main body portion containing fibers made of a biodegradable material, and the main body portion is formed with a plurality of through-holes and includes a fused portion in which the fibers are gathered and fused around the through-holes.
A61L 31/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour réaliser l'anastomoseBoutons pour anastomose
A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
Disclosed are example embodiments of a catheter system for blood clot detection. The catheter system for blood clot detection includes a catheter having a proximal end and a distal end. The catheter system for blood clot detection also includes a blood clot sensor coupled to the distal end of the catheter. Additionally, the catheter system for blood clot detection includes a processor configured to process signals from the blood clot sensor. The blood clot sensor may include magnetoelastic sensor. The blood clot sensor may include a light-based sensor. The blood clot sensor may include a ultrasound sensor.
A61B 5/02 - Détection, mesure ou enregistrement en vue de l'évaluation du système cardio-vasculaire, p. ex. mesure du pouls, du rythme cardiaque, de la pression sanguine ou du débit sanguin
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
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 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 embolic protection system for delivering, deploying, and retrieving a filter configured to capture particles which may be dislodged during a medical procedure. The embolic protection system may include an embolic protection device for capturing the particles, a delivery catheter assembly for delivering the embolic protection device to a target location within a vasculature, and a retrieval catheter assembly for retrieving the embolic protection device along with any captured particles from the target location after use. The embolic protection device may include a filter which is movably connected to a guidewire such that the filter may move both axially and rotationally with respect to the guidewire after deployment and thereby reduce the risk of vasospasm or vessel dissection.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A catheter includes a tube, a sheath surrounding the tube and including: a tube body formed of resin, and a reinforcing body having a repeating structure formed of metal strands, and a traction wire connected to a proximal portion of the sheath and configured to move the sheath with respect to the tube. The tube body and the reinforcing body extend continuously over an entire length of the sheath.
A61F 2/966 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes possédant une gaine extérieure avec un mouvement longitudinal relatif entre la gaine extérieure et la prothèse, p. ex. utilisant une tige poussoir
A61F 2/962 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes possédant une gaine extérieure
To suppress the occurrence of blood vessel damage when advancing through a blood vessel, a guide wire includes: an elongated wire body; and a lubricious coating layer formed of a material capable of being swollen when wetted and covering at least a part of the wire body, in which the wire body includes a core member, a tubular member disposed so as to cover an outer periphery of a distal portion of the core member, and a holding portion holding a part of an inner peripheral surface between a distal end and a proximal end of the tubular member, and the lubricious coating layer includes a bulge portion formed on an outer peripheral surface of the wire body at a position of the holding portion by changing a thickness of the lubricious coating layer.
A shape retaining device inhibits blockage of a distal end portion of a catheter body includes: a tube in which at least a distal end region including an inlet is harder than a distal end portion of a catheter body; and a support member that includes a fitting portion that is fittable to a catheter hub and communicates with the catheter hub in a state of being fitted to the catheter hub, the support member supporting the tube such that the tube is displaceable with respect to the fitting portion.
An implantable medical device includes a stent that has a cylindrical shape extending in an axial direction, is expandable in a radial direction, and includes: a plurality of wavy rings forming an outer periphery of the cylindrical shape, and a plurality of link portions each connecting two of the rings that are adjacent to each other; a porous structure that covers the stent and has a plurality of through-holes; and a plurality of first fixing portions by which at least part of the porous structure is fixed to the stent, each of the first fixing portions being located on the stent at a position other than distal and proximal ends of the stent.
A61F 2/89 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles les éléments filiformes comprenant au moins deux anneaux adjacents reliés de manière flexible par des éléments séparés
A61F 2/958 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes ballons gonflables pour insérer les stents ou les endoprothèses déployables couvertes
A non-transitory computer-readable medium containing a computer program that, when executed, causes a computer to execute processing including: detecting blood vessel information of a blood vessel included in a predetermined site of a subject based on an image obtained by imaging the predetermined site; generating a projection image of the blood vessel based on the detected blood vessel information; and while causing at least one projector to project the generated projection image, causing the at least one projector to project a virtual operation unit for operating the projection image onto a region excluding a blood vessel region included in the projection image.
A self-healing seal and connector port are provided with a body including a first port, a second port, and a third port; a cap, secured to the third port; and a self-healing seal secured to the third port by the cap, wherein the self-healing seal has a circular face and includes: a first ring located on an edge of the circular face, captured between the body and the cap; and a second ring, located centrally on the circular face, including a raised ridge on a first side of the circular face defining an inverted conic bevel, and including a tearing guide on a second side of the circular face centered on the inverted conic bevel.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A system for determining heart failure exacerbation includes a wearable device measuring biological data and motion data of a subject, and a server connectable to the wearable device to: acquire the biological data and motion data at each time point in a predetermined period; calculate a parameter related to a heart based on the biological data; calculate an activity amount based on the motion data; identify active time points where the calculated activity amounts are equal to or greater than a predetermined value; identify specific parameters at delayed time points when a predetermined time has elapsed from the active time points; and calculate an index value related to the heart failure exacerbation based on a relationship between the activity amounts at the active time points and the specific parameters at the delayed time points.
A medical device that can increase operability and includes a cutter portion that can be rotated by a drive shaft is provided. A medical device that removes an object in a body lumen and includes: a rotary shaft including a rotatable hollow drive shaft and a hollow cutter portion to be rotatably driven by the drive shaft, a guide wire protecting tube disposed inside the drive shaft and the cutter portion, and a handle that rotatably houses the proximal portion of the rotary shaft. The guide wire protecting tube includes a small-diameter portion that forms the distal end of the guide wire protecting tube, and at least part of which is disposed inside the cutter portion, and the main body tube that is located on the proximal side with respect to the small-diameter portion, and at least part of which is disposed inside the drive shaft.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
43.
PROGRAM, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD
A method and an information processing system are provided for automatically and accurately recording information about medical devices in an operating room. A surgical space image is captured by an imaging device, wherein the image includes a display device located in the surgical space. Measurement information is extracted from the display device on the basis of the acquired surgical space image. The extracted information regarding the display device is stored in time series to collectively manage the medical device.
G06V 20/52 - Activités de surveillance ou de suivi, p. ex. pour la reconnaissance d’objets suspects
A61B 34/20 - Systèmes de navigation chirurgicaleDispositifs pour le suivi ou le guidage d'instruments chirurgicaux, p. ex. pour la stéréotaxie sans cadre
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
G06V 10/40 - Extraction de caractéristiques d’images ou de vidéos
G06V 10/70 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique
G06V 40/10 - Corps d’êtres humains ou d’animaux, p. ex. occupants de véhicules automobiles ou piétonsParties du corps, p. ex. mains
G06V 40/20 - Mouvements ou comportement, p. ex. reconnaissance des gestes
A liquid medicine administration device includes: a puncture structure that configured to puncture a skin of a living body and including a puncture needle for administering a liquid medicine; a housing that accommodates the puncture structure and has a bottom wall from which the puncture needle is configured to project; a needle cover configured to move with respect to the housing; a sliding member that faces the bottom wall portion of the housing and is configured to slide with respect to the housing; and an adhesive member that is fixed to the sliding member and has an adhesive surface configured to adhere to the skin of the living body. The needle cover is movable from a puncture permission position at which the puncture needle is permitted to puncture the skin to a shielding position at which a needle tip of the puncture needle is covered.
A method for manufacturing a medical device having a surface lubricating layer that exhibits excellent durability even in a heat treatment at a low temperature. The method for manufacturing includes a medical device, the medical device including a base material layer and a surface lubricating layer supported on at least a part of the base material layer, the method including: preparing a coating liquid containing a block copolymer having a structural unit (A) derived from a reactive monomer having an epoxy group and a structural unit (B) derived from a hydrophilic monomer, an isocyanate compound having two or more isocyanate groups, and a solvent; and applying the coating liquid onto the base material layer.
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 31/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A hemostatic device includes a cover member having a main body configured as a two-layer structure providing a holding portion holding a support member. The holding portion has an upper surface region on an upper surface side of the support member, a lower surface region on a lower surface side of the support member and facing the upper surface region across the support member, and a curved region connecting the upper surface region and the lower surface region on a proximal side of the support member. The curved region is formed by folding back a part of the main body, an edge of the lower surface region has a fixed region fixed to the upper surface region, and the fixed region is positioned on a distal side with respect to the support member and at a position surrounding edge portions of the support member in plan view.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
A hemostatic device is placeable on both right and left hands of a patient and includes a cover member configured to cover a puncture site and a pressing member connected to the cover member and configured to compress the puncture site. The cover member includes a layout display portion showing a placement example of the hemostatic device for the right and left hand of the patient, the pressing member and the layout display portion are positioned on a center line of a first band body included in the cover member. The layout display portion includes a first graphic portion showing a placement example of the device for the patient's right hand and a second graphic portion showing a placement example of the device for the patient's left hand, and the first and second graphic portions are arranged side by side in a longitudinal direction of the first band body.
A61B 17/12 - Instruments, dispositifs ou procédés chirurgicaux pour ligaturer ou comprimer par un autre moyen les parties tubulaires du corps, p. ex. les vaisseaux sanguins ou le cordon ombilical
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
48.
CATHETER INTERFACE DEVICE, METHOD, AND STORAGE MEDIUM
A catheter interface device includes interface circuits connectable to: an imaging catheter having an ultrasound transmitter and receiver or an optical transmitter and receiver, and an external display device for displaying an image based on a signal acquired from the imaging catheter; a signal processing circuit configured to process the signal; a battery that supplies power to the imaging catheter and the circuit; a memory that stores a program, history data indicating battery power consumption for each medical procedure using the imaging catheter, and a battery level indicating remaining power of the battery; a display; and a processor configured to execute the program to: calculate a number of medical procedures that can be performed using the remaining power based on the history data and the battery level, and control the display to display the calculated number.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
This medical device (10) includes an operation unit (100), a first jaw (250a) and a second jaw (250b) that are provided at the distal end of a shaft member (230), and a power transmission member (300). The operation unit (100) has a first operation lever (102a) and a second operation lever (102b). When a user rotates the first operation lever (102a) and the second operation lever (102b) with respect to a casing (20), the power transmission member moves along the axial direction of the shaft member. With this movement, the first jaw and the second jaw are opened and closed.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
A61B 17/295 - Pinces pour la chirurgie faiblement invasive combinées à des instruments coupants
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
A filter device according to the present invention is to be mounted on a centrifugal separator and includes: a first space which is formed in a housing and into which blood flows; a second space which is formed in the housing and from which blood flows out; a partition wall that separates the first space and the second space and that is formed with a communication port establishing communication between the first space and the second space; and a white-blood-cell removal filter that is disposed in the second space. The first space is located between the partition wall and a first main surface of the housing, and the second space is located between the partition wall and a second main surface of the housing.
A61M 1/02 - Appareils pour transfusion sanguine d'un corps à un autre
B04B 3/00 - Centrifugeurs à tambours rotatifs dans lesquels les particules ou les corps solides sont séparés par la force centrifuge et simultanément par tamisage ou filtration
B04B 5/04 - Appareils à chambre radiale pour séparer des mélanges essentiellement liquides, p. ex. butyromètres
A filter device according to the present invention is to be mounted on a centrifugal separator and includes: a first space into which blood flows; a second space from which the blood flows out; a partition wall separating the first space and the second space; a communication port establishing communication between the first space and the second space; and a white-blood-cell removal filter disposed in the second space. The first space and the second space are arranged in a first direction intersecting a centrifugal direction, and the inlet port and the communication port are located between a center line along the first direction and a rotation center of the centrifugal separator.
A61M 1/02 - Appareils pour transfusion sanguine d'un corps à un autre
B04B 3/00 - Centrifugeurs à tambours rotatifs dans lesquels les particules ou les corps solides sont séparés par la force centrifuge et simultanément par tamisage ou filtration
B04B 5/04 - Appareils à chambre radiale pour séparer des mélanges essentiellement liquides, p. ex. butyromètres
A male connector connectable to a female connector that includes an elastic valve body, the male connector including: a flow path pipe member having an opening at a portion on an axial distal side; an elastic opening and closing portion; a biasing portion configured to bias the elastic opening and closing portion toward the axial distal side; a housing including a housing restriction portion; and a movable body that includes a movable body restriction portion and holds the elastic opening and closing portion.
A filter device according to the present invention is to be mounted on a centrifugal separator and includes: a first space into which blood flows; a second space from which the blood flows out; a partition wall separating the first space and the second space; a communication port establishing communication between the first space and the second space; and a white-blood-cell removal filter disposed in the second space. The second space is located between the first space and a rotation center of the centrifugal separator.
A catheter assembly includes: an inner needle configured to puncture a living body; a catheter configured to allow the inner needle to be inserted therethrough; a catheter hub located at a proximal end of the catheter; a valve body located in an internal space of the catheter hub; an opening member configured to be located in the catheter hub on a proximal side of the valve body, the opening member including: a cylindrical barrel portion, a neck portion extending from a distal end of the barrel portion, wherein a diameter of the neck portion is smaller than a diameter of the cylindrical barrel portion, and a foot portion extending proximally from the barrel portion. The opening member is configured to move in a distal direction through the internal space of the catheter hub to open the valve body by the neck portion.
A medical device, which includes: a base material; an antithrombogenic layer including a polymer fixed to the base material, in which the polymer includes: a structural unit a derived from a first monomer bonded to the base material and including a reactive group that reacts with a hydroxyl group or a carboxyl group and an ethylenically unsaturated group; a structural unit B including a polymer chain including a structural unit b derived from a first antithrombogenic monomer including a carboxyl group and an ethylenically unsaturated group, and including a terminal of the polymer chain bonded to the structural unit a; and a structural unit C derived from a copolymer including a structural unit c1 derived from a second monomer including an amino group and bonded to the structural unit b and a structural unit c2 derived from a second antithrombogenic monomer.
A61L 33/06 - Utilisation de matériaux macromoléculaires
A61L 33/00 - Traitement antithrombogénique d'articles chirurgicaux, p. ex. de sutures, cathéters, prothèses ou d'articles pour la manipulation ou le conditionnement du sangMatériaux pour un tel traitement
56.
Catheter, treatment method, guide wire, and catheter system
A penetration catheter that can effectively support a device to be inserted inside and can improve operability of the supported device while having high penetrability into a lesion of a vein, which can be used in a treatment method, with a guide wire, and a catheter system. The penetration catheter used for penetrating a lesion of a vein includes a tubular body that has an outer diameter constant portion having a constant outer diameter in a major axis direction, an outer tapered portion having an outer diameter tapered from a distal end of the outer diameter constant portion in a distal end direction, an inner diameter constant portion having a constant inner diameter in the major axis direction, and an inner tapered portion having an inner diameter tapered from a distal end of the inner diameter constant portion in the distal end direction.
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A catheter assembly includes: a hollow catheter; a catheter hub to which the catheter is fixed; an inner needle including a needle tip, the inner needle being detachably disposed inside of the catheter; a needle hub to which the inner needle is fixed; a catheter operation member configured to move the catheter relative to the inner needle; and a support member connected to the needle hub. The support member includes a support main body portion that is movable relative to the needle hub between (i) a first position at which, the support main body portion contacts and supports the catheter, and (ii) a second position that is a different position from the first position, at which the support main body portion does not contact the catheter.
A medical device system includes: an information device including a processor and a memory; and a medical device including a processor and a memory. The information device is configured to transmit a request signal to the medical device. The medical device is configured to: receive the request signal transmitted by the information device, and in response to reception of the request signal, transmit medical information held by the medical device. The information device is configured to acquire the medical information transmitted by the medical device.
G16H 40/67 - 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 à distance
G16H 10/60 - TIC spécialement adaptées au maniement ou au traitement des données médicales ou de soins de santé relatives aux patients pour des données spécifiques de patients, p. ex. pour des dossiers électroniques de patients
G16H 20/17 - 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 concernant des médicaments ou des médications, p. ex. pour s’assurer de l’administration correcte aux patients administrés par perfusion ou injection
An optical coherence tomographic imaging apparatus includes a light source that outputs output light while periodically changing a wavelength, a light splitter that splits the output light output from the light source into measurement light and reference light, a photoelectric converter that converts interference light obtained by interference between the reference light and reflected light of the measurement light with which an object to be measured is irradiated via a first optical path through which the measurement light is propagated from the light splitter to the object to be measured into an electric signal, a signal processing unit that performs arithmetic processing on the electric signal on the basis of a correction parameter stored in a storage unit to acquire a tomographic image of the object to be measured, and a switching unit provided in the first optical path that switches a propagation destination of the measurement light.
A biological information processing device acquires biological information including a volume pulse wave and a heart sound, performs second-order differentiation on the volume pulse wave to derive an acceleration pulse wave, determines in the acceleration pulse wave an offset position occurring an offset time after the beginning of a grade II sound, backtracks from a local minimum point subsequent to the offset position to find a first local maximum point, determines a point in the volume pulse wave corresponding to the first local maximum point to be a dicrotic notch, and stores information indicating the dicrotic notch in association with or as part of the biological information.
A simulation apparatus configured to simulate a change in concentration of protein in an inner circulation path using a supply speed, an exchange speed, and a deterioration speed, a predetermined or selected culture condition being applied in the circulation path, the supply speed being a first speed at which a first concentration of the protein in the circulation path changes as a result of the supply of the culture medium to the circulation path, the exchange speed being a second speed at which a second concentration of the protein in the circulation path changes as a result of inflow and outflow of the culture medium between the circulation path and an outer region of the circulation path, and the deterioration speed being a third speed at which a third concentration of the protein in the circulation path changes as a result of deterioration of the protein.
A non-transitory computer-readable medium, an information processing apparatus, and an information processing method for assisting selection of a device to be used for intravascular treatment. The non-transitory computer-readable medium storing a computer program that causes a computer to execute processing including acquiring lesion information indicating a state of a lesion portion included in a blood vessel of a patient and bias information of a wire to be inserted into the blood vessel and specifying a recommended device recommended to be used for treatment on the lesion portion, based on the lesion information and the bias information, and device information of a treatment device to be used for intravascular treatment.
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 6/12 - Agencements pour détecter ou localiser des corps étrangers
A61B 6/46 - Agencements pour l’interface avec l’opérateur ou avec le patient
A61B 6/50 - 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
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
G16H 20/40 - 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 concernant des thérapies mécaniques, la radiothérapie ou des thérapies invasives, p. ex. la chirurgie, la thérapie laser, la dialyse ou l’acuponcture
A balloon catheter and balloon system particularly useful with drug-coated balloons is described. In some embodiments, the balloon catheter system includes various features designed to address problems with drug rubbing off due to contract friction during delivery of the balloon—including by utilizing a protective sleeve to shield the drug-coated balloon. In some embodiments, the balloon catheter system includes an inner high-pressure balloon and an outer drug-coated balloon to mitigate the time associated with performing vessel dilation.
A biological information detection device that includes a main body including an arm placement surface on which a forearm or a wrist can be placed, and a finger support capable of supporting a finger of the user in a state in which the forearm or the wrist is placed on the arm placement surface, in which the main body includes a pair of arm electrodes exposed on the arm placement surface and capable of detecting the biological impedance from the forearm or the wrist, and in a top view of the biological information detection device as seen from a side of the arm placement surface, the finger support is attached to the main body so as to be movable in an approaching direction approaching the main body and a separating direction separating from the main body opposite to the approaching direction.
A catheter that is unlikely to deteriorate even after long-term storage includes: a catheter tip having a catheter tip resin layer containing 1% by mass or more and less than 50% by mass of tungsten carbide; and a catheter main body portion having a catheter main body portion resin layer containing at least one type of second additive selected from the group consisting of antioxidants and light stabilizers, in which the total content of at least one type of first additive selected from the group consisting of antioxidants and light stabilizers contained in the catheter tip resin layer is less than the total content of the second additive in the catheter main body portion resin layer, and the total content of the first additive relative to the catheter tip resin layer is 0% by mass or more and less than 3% by mass.
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A medical device includes a first jaw and a second jaw that pinch a piece of biological tissue. The second jaw is rotatable. The first jaw includes a first proximal portion, a first electrode, and a first power line electrically coupled to the first electrode. The first proximal portion includes a first inner surface and a first outer surface. The first inner surface is a surface facing a second proximal portion of the second jaw when the first jaw and the second jaw are in a closed state. The first outer surface is a back surface of the first inner surface. At least a part of the first power line is disposed along the first outer surface.
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
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
67.
CENTRIFUGAL SEPARATION SYSTEM, ROTATING BODY, AND CENTRIFUGAL SEPARATOR
A centrifugal separation system performs centrifugal separation using a centrifugal bag set including a first bag that accommodates a liquid to be processed, and one or a plurality of child bags that exchanges the liquid with the first bag. The centrifugal separation system includes a rotating body that accommodates one centrifugal bag set, and a centrifugal separator that rotates the rotating body. The rotating body is attached to and detached from the centrifugal separator in a state of accommodating the centrifugal bag set.
A medical device (10) includes a first jaw (32a) and a second jaw (32b). A first proximal end portion (38a) of the first jaw has a first protrusion (72a), and a second proximal end portion (38b) of the second jaw has a second protrusion (72b). When the first jaw and the second jaw are in a closed state, the first protrusion protrudes toward the second proximal end portion, and the second protrusion protrudes toward the first proximal end portion. The first protrusion has a first sliding contact surface (78a) that comes into sliding contact with the second proximal end portion when the first jaw and the second jaw are closed. The second protrusion has a second sliding contact surface (78b) that comes into sliding contact with the first proximal end portion when the first jaw and the second jaw are closed.
A61B 17/295 - Pinces pour la chirurgie faiblement invasive combinées à des instruments coupants
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/29 - Pinces pour la chirurgie faiblement invasive
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
A data processing apparatus includes an acquisition unit configured to acquire first cell count data under a first culture condition and second cell count data under a second culture condition, a calculation unit configured to calculates a rate ratio that is a ratio between a first change rate of the first cell count data in a first period and a second change rate of the second cell count data in a second period, and a prediction data generation unit configured to generate prediction data that indicates a change in the number of cells after the present time on the basis of first partial data that is a part after the first period of the first cell count data and the rate ratio.
C12M 1/36 - Appareillage pour l'enzymologie ou la microbiologie comportant une commande sensible au temps ou aux conditions du milieu, p. ex. fermenteurs commandés automatiquement
A collection kit includes an inflow tube to which a medical bag is connected, and a collection bag connected a downstream of the inflow tube. The collection bag includes a plurality of housing chambers, a common flow path connected to the downstream of the inflow tube, and a plurality of coupling flow paths branching from the common flow path and respectively communicating with the plurality of housing chambers. A collection target (M) housed in the medical bag is temporarily stored in the plurality of housing chambers. The collection target is transferred from the plurality of housing chambers to the plurality of sampling containers, respectively.
Disclosed here is a way of imparting excellent functionality (for example, antithrombogenicity) in a medical device (particularly, a medical device including a metal base material). The medical device includes: a metal base material; and a functional layer having a polymer including a constituent unit A derived from a bonding monomer having a phosphoric acid group or a phosphonic acid group and an ethylenically unsaturated group, which is bonded to the base material, and a functional polymer chain formed of a constituent unit B derived from a functional monomer, with a terminal of the functional polymer chain being bonded to the constituent unit A.
A medical device configured to be inserted into a body lumen to break an object in the body lumen, the medical device including an elongated shaft; a deformable breaking member having a plurality of wires, and wherein proximal-side end portions of each of the plurality of wires are arranged in a circumferential direction to form a sliding portion configured to be slidable with respect to and movable along the elongated shaft and distal-side end portions of each of the plurality of wires are arranged in a circumferential direction to form a fixing portion that is fixed to the elongated shaft; each of the plurality of wires including a first convex portion and a middle portion proximal to the first convex portion.
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A61B 17/22 - Instruments pour comprimer les ulcères ou similaires placés sur les organes internes du corpsInstruments pour curer les cavités des organes du corps, p. ex. des osInstruments, dispositifs ou procédés chirurgicaux pour l'élimination ou la destruction invasives des calculs utilisant des vibrations mécaniquesInstruments, dispositifs ou procédés chirurgicaux pour l'élimination non prévue ailleurs des obstructions dans les vaisseaux sanguins
A61B 17/221 - Dispositifs de préhension des calculs en forme de boucles ou de paniers
A medical device includes: a housing; a flexible sheet-shaped adhesion member that is provided in the housing and includes an adhesion surface configured to be adhered to a skin of a living body; and an attachment that is detachably attached to the housing. The adhesion member includes: an adhesion body that is fixed to a first outer surface of the housing, and an overhanging portion that extends from the adhesion body so as to overhang outward from the housing, and is pushed by the attachment in an attached state in which the attachment is attached to the housing and deforms along a second outer surface adjacent to the first outer surface of the housing. The overhanging portion includes: an overhanging body, and a deformable portion.
A catheter that is unlikely to deteriorate even after long-term storage includes: a catheter tip having a catheter tip resin layer containing 60% by mass or more of tungsten carbide; a catheter main body portion having a catheter main body portion resin layer containing at least one type of second additive selected from the group consisting of antioxidants and light stabilizers; and a catheter tip resin layer wherein the total content of at least one type of first additive selected from the group consisting of antioxidants and light stabilizers contained in the catheter tip resin layer is less than the total content of the second additive in the catheter main body portion resin layer, and the total content of the first additive relative to the catheter tip resin layer is 0% by mass or more and less than 3% by mass.
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 29/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
A medical system and a liquid circulation system, which are capable of efficiently delivering the liquid to the treatment area of the brain while suppressing the fluctuations in the intracranial pressure. The medical system includes a control unit that executes control of setting a first period in which the liquid is injected into the body cavity and the liquid is not discharged from the body cavity and a second period in which the liquid is not injected into the body cavity and the liquid is discharged from the body cavity, and alternately repeating the first period and the second period to set an injection amount of the liquid in the first period to be substantially the same as a discharge amount of the liquid in the second period.
An adhesion promotion device is disclosed, which is capable of reducing risk factors of an anastomotic leakage after surgery. The adhesion promotion device includes a sheet-shaped first region disposed between one joint target site and the other joint target site of biological organs to promote adhesion of a biological tissue, a second region provided inward of the first region and separated from the first region in a direction intersecting with a surface direction of the first region, and an interlock portion that interlocks the first region and the second region with each other.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour réaliser l'anastomoseBoutons pour anastomose
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
A catheter tip contains a catheter tip resin layer containing a resin having an ester bond and/or an amide bond, carbodiimide, and tungsten carbide (WC). The content of the carbodiimide is more than 0% by mass and less than 0.5% by mass with respect to the total mass of the catheter tip resin layer. An elongation residual ratio is 70% or more.
A blood component sampling cassette which can be more efficiently manufactured at lower cost as compared to a typical cassette, a blood sampling circuit set, and a blood component sampling system. A blood component sampling cassette (22) includes a cassette main body (23) made of a soft material to which heat sterilization is applicable. The cassette main body (23) is provided with a retransfusion line (44). The retransfusion line (44) is provided with a reservoir (47) configured to temporarily store a blood component to be returned to a blood donor. The reservoir (47) is pressed by a retransfusion pump (49) to discharge the blood component from the reservoir (47).
A61M 1/02 - Appareils pour transfusion sanguine d'un corps à un autre
A61M 1/36 - Autre traitement du sang dans une dérivation du système circulatoire naturel, p. ex. adaptation de la température, irradiation
A61M 1/38 - Extraction de constituants du sang du donneur et retour de la fraction restante vers le corps
A61M 60/104 - Pompes extracorporelles, c.-à-d. que le sang est pompé à l’extérieur du corps du patient
A61M 60/279 - Pompes péristaltiques, p. ex. pompes à rouleau
A61M 60/39 - Leurs finalités médicales étant autres que l’amélioration du débit cardiaque pour transfusion sanguine
A61M 60/441 - Détails concernant l’entraînement pour les pompes pour le sang à déplacement positif la force agissant sur l’élément en contact avec le sang étant mécanique générée par un moteur électrique
A61M 60/554 - Régulation par des données en temps réel de paramètres fonctionnels de la pompe pour le sang, p. ex. par l’intensité du courant d’un moteur de la tension artérielle
A61M 60/847 - Détails structurels autres que ceux relatifs à l’entraînement de la pompe des pompes pour le sang extracorporelles disposés dans une cassette
A hemostasis valve for use with an access device such as a catheter. The hemostasis valve may be connected to a housing to which the catheter may be connected. The hemostasis valve may include a deformable, resilient tubular member having a passageway. The hemostasis valve be adjustable between a first position in which the passageway is sealed and a second position in which the passageway is unsealed. The passageway may be sealed by one or more cams, with the cams being biased towards the sealed position such that, absent active application of force, the cams revert back to an original position to seal the passageway.
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
A catheter tip is configured so that the catheter tip is unlikely to deteriorate even after long-term storage. The catheter tip includes: a resin having an ester bond and/or an amide bond; a tungsten-containing compound; and a hydrolysis inhibitor.
Described herein are systems and methods for calibrating dry electrode bioelectrical impedance measurements. These method and apparatuses may be used for sensing bioelectrical impedance for ambulatory and or long-term measurements. Calibration of bioelectrical impedance sensing may be performed by using measurements taken during a shorted configuration of the apparatus, in which the same current is applied to both the source and sink stimulation electrodes, to modify measurements taken in a forward and/or reverse configuration in which current is applied to either the source and/or sink.
An operation device includes: an outer cylinder that defines a lumen penetrating inside the outer cylinder in an axial direction; and a shaft that is disposed in the lumen and is rotatable relative to the outer cylinder in a circumferential direction of the outer cylinder. The outer cylinder includes: an outer cylinder main body portion having a cylindrical shape, and one or more first holding portions that protrude from a distal end surface of the outer cylinder main body portion only in a partial region of the outer cylinder main body portion in the circumferential direction. The shaft includes: a shaft main body portion having a cylindrical shape or a columnar shape, and one or more second holding portions that protrude from a distal end surface of the shaft main body portion only in a partial region of the shaft main body portion in the circumferential direction.
A medical device for determining a future urine output for a patient includes a display and a processor configured to perform the steps of: acquiring first information regarding urine outputs measured from a patient at a plurality of time points, executing a call to a machine learning model with the first information to determine a predicted urine output level that is expected after a predetermined time interval from the last time point, the machine learning model having been trained with: a plurality of urine outputs measured from various patients at a plurality of time points, and target urine outputs for the various patients, generating a screen showing: a graph showing the measured urine outputs over time, and the predicted urine output level, and controlling the display to display the generated screen.
A61M 5/168 - Moyens pour commander l'écoulement des agents vers le corps ou pour doser les agents à introduire dans le corps, p. ex. compteurs de goutte-à-goutte
A61M 5/145 - Perfusion sous pression, p. ex. utilisant des pompes utilisant des réservoirs sous pression, p. ex. au moyen de pistons
G16H 40/67 - 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 à distance
G16H 50/30 - 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 le calcul des indices de santéTIC 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 l’évaluation des risques pour la santé d’une personne
An oxygenator having a plurality of porous hollow fiber membranes for gas exchange to treat blood is manufactured by dissolving a silicone compound in an organic solvent having a surface tension of less than 70 dyn/cm to prepare a coating solution, and bringing an inner surface of the hollow fiber membranes into contact with the coating solution under a negative pressure of 50 hPa or more and 150 hPa or less to form a silicone compound-containing coating layer on the inner surface. An antithrombotic polymer compound-containing coat can be provided directly on an outer surface of the hollow fiber membranes.
An imaging system for generating tomographic images of a luminal organ includes a catheter that includes: ultrasound and optical sensors, a motor drive unit configured to move the ultrasound and optical sensors in a longitudinal direction, a display, and a processor configured to execute the steps of: controlling the drive unit to move the optical sensor in a first period and generating optical coherence tomographic images in the first period, each optical image being associated with a location of the optical sensor, controlling the drive unit to move the ultrasound sensor in a second period and generating ultrasound tomographic images in the second time period, each ultrasound image being associated with a location of the ultrasound sensor, generating a first screen that shows an optical coherence tomographic image and an ultrasound tomographic image associated with a same location, and control the display to display the first screen.
An ultrasound catheter includes: an elongated sheath; an ultrasonic vibrator disposed inside the sheath; and a drive shaft holding the ultrasonic vibrator inside the sheath and rotating the ultrasonic vibrator about a central axis of the sheath, the ultrasonic vibrator includes: an ultrasonic oscillation surface substantially parallel to the central axis of the sheath or inclined at an angle of 15 degrees or smaller with respect to the central axis of the sheath; a back surface that faces in a direction opposite to a direction in which the ultrasonic oscillation surface faces; and a side surface substantially orthogonal to the direction in which the ultrasonic oscillation surface faces, and, in the ultrasonic vibrator, an ultrasonic attenuation member covers the back surface and at least parts of the lateral-direction side surface portions that the side surface portion includes.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
A system for monitoring a cardiac condition of a patient includes a display, an interface connectable to a device configured to store measurement data including electrocardiogram data, cardiac sound data, and pulse wave data of the patient, a processor configured to execute the steps of acquiring the measurement data, determining whether there is a measurement abnormality in the data, upon determining that there is no measurement abnormality, determining a feature point of each of the electrocardiogram data, the cardiac sound data, and the pulse wave data, calculating time differences between two of the feature points, and determining whether there is a calculation abnormality, upon determining that there is no calculation abnormality, determining an intracardiac pressure based on the time differences, displaying information of the patient and the intracardiac pressure when determined.
An apparatus for generating a tomographic image of a luminal organ includes a first connector interface to which a catheter including an ultrasound transducer is connectable, a first circuit configured to: transmit a first electric signal to the ultrasound transducer, the first electric signal causing the ultrasound transducer to emit an ultrasound signal and receive a reflected ultrasound signal, and receive a second electric signal corresponding to the reflected ultrasound signal from the ultrasound transducer, a second circuit configured to generate an ultrasound tomographic image based on the second electric signal; and a third circuit wirelessly connectable to a display device and configured to transmit the generated ultrasound tomographic image to the display device.
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
90.
IMAGE PROCESSING DEVICE, IMAGE PROCESSING SYSTEM, IMAGE DISPLAY METHOD, AND IMAGE PROCESSING PROGRAM
An image processing device receives a calibration operation of adjusting a viewpoint when a three-dimensional image obtained by imaging a three-dimensional structure of a biological tissue based on the basis of tomographic information obtained by a sensor that moves in a lumen of the biological tissue is displayed on a display in accordance with a radiation direction of an X-ray, adjusts relative sizes and positions of an acquired X-ray image and the three-dimensional image on the basis of ratio information and position information each time an X-ray image obtained by fluoroscopically viewing the biological tissue is acquired, and causes the display to display the acquired X-ray image and the three-dimensional image so as to overlap each other as viewed from a viewpoint based on the viewpoint information.
A lymphangiogenesis inducing device includes: a rod configured to be inserted into a living tissue; and a wound application unit that is provided on the rod and configured to provide a fine wound to a target site of the living tissue. The wound application unit includes an edge formed on an outer periphery of the rod, and is configured to apply the wound to the target site upon rotation of the rod around a central axis.
A device including a display unit that is easily visually recognized by a user, an extracorporeal circulation device including the management device. A management device manages an extracorporeal circulation device including an oxygenation device, a pump unit, and an extracorporeal circulation circuit IR, and includes a display unit that displays various types of information regarding the extracorporeal circulation device, the display unit includes a first display area in which fixed information that is fixed in advance is displayed, and a second display area configured in such a manner that the displayed information is changeable, in which trend graph information of the fixed information displayed in the first display area is displayed in the second display area, and non-fixed information related to the fixed information is displayed.
To stably measure a component in a biological fluid, an elongated catheter device is configured to bring the biological fluid flowing into a catheter into constant contact with a sensor surface. The elongated catheter device includes a lead-out lumen through which a biological fluid can flow; a lead-out port that allows an inside and an outside of the lead-out lumen to communicate; one or more sensor units capable of measuring a component contained in the biological fluid in the lead-out lumen; and a guide portion 40 that guides the biological fluid flowing into the lead-out lumen from the lead-out port toward the sensor unit, in which the guide portion protrudes in a radial direction orthogonal to a central axis of the catheter device in a longitudinal direction, and is disposed on a distal end side relative to the sensor unit.
A medical device is configured to reduce the possibility of breakage of an expansion body when the expansion body is housed in an inserter. The medical device includes an elongated shaft portion, a handheld operation portion disposed at a proximal portion of the shaft portion, an expansion body disposed at a distal portion of the shaft portion, and an inserter that includes an inserter tube having a lumen through which the shaft portion is inserted and which is configured to house the expansion body. The inserter includes a valve body that abuts the outer peripheral surface of the haft portion, and an injection port that communicates with the lumen. An axial length of the inserter tube is equal to or greater than the axial length of the expansion body and is equal to or less than 150 mm. The inserter is between the expansion body and the handheld operation portion
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
95.
PUNCTURE SYSTEM, INFORMATION PROCESSING METHOD AND INFORMATION PROCESSING APPARATUS
A puncture system includes: a blood vessel visualization device configured to display a blood vessel visualized image in which a blood vessel of a living body is visualized; and a puncture tool including a marker. The blood vessel visualization device is configured to: acquire a marker state in the puncture tool, and specify a display mode of a blood vessel visualized image based on the acquired marker state.
A61M 5/42 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaireAccessoires à cet effet, p. ex. dispositifs de remplissage ou de nettoyage, appuis-bras avec des moyens pour insensibiliser la peau, pour soulever la peau en vue de faciliter la piqûre ou pour localiser le point du corps où la piqûre doit être effectuée
96.
MEDICAL DEVICE AND METHOD FOR MANUFACTURING MEDICAL DEVICE
A method for manufacturing a medical device including a base layer and a surface lubricating layer supported on at least a part of the base layer includes preparing a coating liquid including i) a block copolymer having a structural unit (A) derived from a reactive monomer having an epoxy group and a structural unit (B) derived from a hydrophilic monomer, ii) at least one polymer material selected from polyvinyl chloride and polyurethane, and iii) a solvent, and applying the coating liquid onto the base layer.
C10M 107/32 - Polymères de condensation d'aldéhydes ou de cétonesPolyestersPolyéthers
C10M 147/02 - Monomère contenant uniquement du carbone, de l'hydrogène et des halogènes
C10M 149/04 - Composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone contenant des monomères comportant un radical insaturé lié à un groupe amine
C10N 40/00 - Utilisation ou application particulière de la composition lubrifiante
97.
SYSTEM FOR MONITORING PATIENTS IN A MEDICAL FACILITY
A system for monitoring patients in a medical facility includes a circuit connectable to a server, a display, an input device, and a processor configured to: generate a first screen related to one of the patients and accepting: a condition for an alert to be output depending on a value corresponding to a physiological parameter of the patient, and a type of the alert, display the first screen, and after a first condition for a first physiological parameter and a first type are input for a first patient, generate a second screen showing the patients and capable of outputting an alert for each patient, display the second screen, acquire a first value corresponding to the first parameter from the server, and upon determining that the first condition is met, update the second screen to output an alert of the first type in association with the first patient.
G16H 40/20 - 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 la gestion ou l’administration de ressources ou d’établissements de soins de santé, p. ex. pour la gestion du personnel hospitalier ou de salles d’opération
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G16H 10/60 - TIC spécialement adaptées au maniement ou au traitement des données médicales ou de soins de santé relatives aux patients pour des données spécifiques de patients, p. ex. pour des dossiers électroniques de patients
G16H 50/20 - 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 le diagnostic assisté par ordinateur, p. ex. basé sur des systèmes experts médicaux
Provided is an oxygenator capable of suppressing blood stagnation in the vicinity of a top portion of a housing. An oxygenator (1) includes a housing (10), a core (20), a hollow fiber membrane layer (30), a first blood chamber (40), a second blood chamber (50), a blood inflow port (21), and a blood outflow port (14), and in a side view, a straight line (L1) passing from a proximal end point (14P) of the blood outflow port through a center point (10P) of the housing intersects with a virtual center line (L2) of the housing.
A catheter assembly is provided with a catheter, a catheter hub, and a valve body (medical valve) provided in the catheter hub. The valve body includes a hollow main body provided with a distal end surface and a fixing portion for fixing the valve body to the catheter hub. At least a part of an outer peripheral surface and at least a part of an inner peripheral surface of the main body are inclined with respect to a central axis of the valve body. The main body of the valve body includes a distal end slit provided on the distal end surface and a side slit provided on the outer peripheral surface of the main body and continuously extending from the distal end slit.
A61M 5/32 - AiguillesParties constitutives des aiguilles relatives au raccordement de celles-ci à la seringue ou au manchonAccessoires pour introduire l'aiguille dans le corps ou l'y maintenirDispositifs pour la protection des aiguilles
A61M 25/06 - Aiguilles avec un guide pour piquer le corps ou analogues
A61M 39/06 - Soupapes hémostatiques, c.-à-d. éléments formant joint autour d'une aiguille, d'un cathéter ou similaire, et se fermant après leur retrait
A61M 39/24 - Soupapes de retenue ou soupapes anti-retour
A stirring method includes: stirring cell suspension by circulating the cell suspension in a circulation path including a bioreactor; acquiring a predetermined or selected physical quantity related to the cell suspension at a measurement target site in the circulation path over time; and determining if a uniform diffusion state in which cells are uniformly diffused in the cell suspension is reached by comparing a degree of variation of the physical quantity to the a predetermined or selected degree.
C12M 1/34 - Mesure ou test par des moyens de mesure ou de détection des conditions du milieu, p. ex. par des compteurs de colonies
C12M 1/36 - Appareillage pour l'enzymologie ou la microbiologie comportant une commande sensible au temps ou aux conditions du milieu, p. ex. fermenteurs commandés automatiquement
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