A venous thrombus treatment catheter treats a lesion having an organized thrombus in a vein in a living body. The venous thrombus treatment catheter includes a first catheter and a second catheter that is movably inserted into a first lumen of the first catheter and has an outer diameter smaller than an outer diameter of an organized thrombus. The second catheter can protrude in the distal direction from a distal end part of the first catheter.
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 17/00 - Instruments, dispositifs ou procédés chirurgicaux
To provide a venous catheter that is easily inserted into a vein and has favorable lesion passability. A venous catheter has a shaft portion having a long tubular shape, and is inserted into a vein of a living body. In the venous catheter, the shaft portion has: a base portion having a constant outer diameter along a long axis direction; and a tapered portion having a tapered outer diameter from a distal end of the base portion to a distal end of the shaft portion, an inner diameter of the base portion is 0.86 mm or more and 1.2 mm or less, an outer diameter of the base portion is 1.5 mm or more and 2.2 mm or less, and a length of the tapered portion along a long axis direction is 10 mm or more.
A method for manufacturing a catheter includes, in a position maintaining state in which a plurality of catheter members arranged in a predetermined manner are inserted into a first hollow portion of an elastically deformable elastic body having a laser transmission property and having a first hollow portion having a cross-sectional area smaller than a cross-sectional area of adjacent portions of the plurality of catheter members at no load via an insertion member, and a position of the elastic body is maintained inside a second hollow portion of a hard component having a laser transmission property and harder than the elastic body, irradiating the plurality of catheter members arranged in a predetermined manner via the hard component and the elastic body with a laser beam to fuse the plurality of catheter members arranged in a predetermined manner.
A vascular prosthesis is described, having blunted wire ends. The blunted wire ends can take on a variety of configurations including end caps, bent ends, curved ends, or eyelets. The novel ends provide a smooth surface to contact the blood vessel walls thereby reducing the risk of trauma during placement of the prosthesis.
A61F 2/90 - Stents ayant une forme caractérisée par des éléments filiformesStents ayant une forme caractérisée par une structure de type filet ou de type à mailles caractérisés par une structure de type filet ou de type à mailles
5.
BLOOD VESSEL PUNCTURE DEVICE AND BLOOD VESSEL PUNCTURE SYSTEM
A blood vessel puncture device includes: a tubular needle body configured to puncture a blood vessel of a living body site, the tubular needle body including: a lumen, a blade surface at a distal end of the needle body, and a distal end opening located in the blade surface and communicating with the lumen; a needle hub located at a proximal end of the needle body; a light source unit attached to the needle hub; and a light guide member located in the lumen of the needle body, the light guide member being configured to guide light emitted by the light source unit to the distal end opening.
A holder for connecting a culture bottle to a collection kit includes a needle unit including a needle tube to be punctured into a mouth portion of the culture bottle and a needle base portion that supports the needle tube, a first tube supported by the needle base portion and including a first chamber that accommodates the needle tube therein, and a second tube including a second chamber that accommodates the mouth portion of the culture bottle and movable relative to the first tube. The second tube moves toward the needle unit to cause the needle tube to puncture into the mouth portion of the culture bottle.
A delivery device may include a support structure for imparting a desired stiffness, springiness, and kink-resistance. The delivery device may include a core wire and/or one or more electrical wires which are electrically connected to a detachment mechanism. A medical device such as an implant may be attached to the delivery device by a detachment mechanism. A support structure may extend alongside or around the core wire to provide support for the delivery device, particularly when pushing a larger implant through a smaller catheter. The support structure may include a support wire alongside the core wire, a hypotube surrounding the core wire, a braid braided around the core wire, and/or a coil coiled around the core wire. The core wire may be formed from a non-memory-shape material such as stainless steel and the support structure may be formed from a memory-shape material such as Nitinol.
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 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
A crimping device for crimping a cylindrical body to a shaft member for a catheter, includes: a first crimping member configured to perform first crimping to obtain a first crimped state; a positioning member configured to perform a positioning operation, the positioning operation including: a radial operation; and a retaining operation, the radial operation being to be performed to obtain a contact state where the cylindrical body has a rear end face in contact with the positioning member, the retaining operation being to be performed to obtain a positioned state where the cylindrical body is positioned to the shaft member after the shaft member moves backward with respect to the cylindrical body in the contact state; and a second crimping member that performs second crimping to obtain a second crimped state where the cylindrical body is crimped more firmly than the cylindrical body in the first crimped state.
A catheter assembly includes a catheter, a catheter hub fixed to the proximal end portion of the catheter, a hollow inner needle removably located in the catheter and including a distal end portion at which is located a needlepoint to puncture skin of a patient, and a guide wire slidably positioned in the inner needle. The guide wire is longer than both the inner needle and the catheter. A wire operating member is connected to the guide wire and is displaceable in the forward direction relative to the inner needle and the catheter. A main body is detachably connected to the catheter hub and includes a finger-engaging projection at a distal portion of the main body that is engageable by a user's finger to advance the main body and the catheter in the forward direction.
An oxygen measuring device, which includes a flexible hollow-shaped shaft; an oxygen sensor having an oxygen sensor body capable of detecting oxygen in urine; the shaft including: a urinary catheter for inflow of the urine in a bladder; a urinary passage in which the urine is distributed in communication with a port of the urinary catheter; a lateral lumen extending along an axial direction of the shaft; and an opening in communication with the urinary passage at a distal end of the lateral lumen; wherein the oxygen sensor is arranged in the lateral lumen such that the oxygen sensor body comes into contact with the urine flowing in from the opening at the distal end of the lateral lumen or the urinary catheter; the oxygen sensor includes a transfer portion disposed in the lateral lumen, and the oxygen sensor body is fixed to a distal end of the transfer portion.
A61B 5/1459 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des capteurs optiques, p. ex. des oxymètres à photométrie spectrale invasifs, p. ex. introduits dans le corps par un cathéter
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/01 - Mesure de la température de parties du corps
A61B 5/145 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang
A61B 5/1455 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des capteurs optiques, p. ex. des oxymètres à photométrie spectrale
A puncture needle that includes an outer needle, and an inner needle configured to be insertable into the outer needle, in which in a connected state in which an inner needle main body of the inner needle is inserted into an outer needle main body of the outer needle and an inner needle hub and an outer needle hub are connected together, a most distal end of an inner needle distal end is located on the distal end side from a most distal end of a first protruding portion of the outer needle and a most distal end of a second protruding portion of the outer needle, and the inner needle distal end of the inner needle is disposed such that an inclined surface forms a gap between an inner surface of the first protruding portion and/or an inner surface of the second protruding portion.
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
An adhesion promotion device configured to reduce risk factors of an anastomotic leakage after a surgical operation is performed includes a main body portion and a reinforcement portion. The main body portion is formed of a biodegradable sheet that promotes adhesion of biological tissues and includes a plurality of through-holes. The reinforcement portion is disposed at a portion of the main body portion and reinforces the main body portion.
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
An antegrade catheter of a catheter system includes a first marker having a hollow shape and disposed at a distal portion of a first catheter body. The first marker is formed in a tapered shape whose diameter decreases in a distal direction of the first catheter body. A retrograde catheter of the catheter system includes a second marker having a hollow shape and disposed at a distal portion of a second catheter body. The second marker is formed in a tapered shape whose diameter decreases in a distal direction of the second catheter body.
Biodegradable, cross-linked polymer particle embolics and methods of making the same are described. The particle embolics can be used as embolization agents.
A61L 24/00 - Adhésifs ou ciments chirurgicauxAdhésifs pour dispositifs de colostomie
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
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
A61K 31/4745 - QuinoléinesIsoquinoléines condensées en ortho ou en péri avec des systèmes hétérocycliques condensées avec des systèmes cycliques ayant l'azote comme hétéro-atome d'un cycle, p. ex. phénanthrolines
A61K 31/555 - Composés hétérocycliques contenant des métaux lourds, p. ex. hémine, hématine, mélarsoprol
A61K 47/69 - Préparations médicinales caractérisées par les ingrédients non actifs utilisés, p. ex. les supports ou les additifs inertesAgents de ciblage ou de modification chimiquement liés à l’ingrédient actif l’ingrédient non actif étant chimiquement lié à l’ingrédient actif, p. ex. conjugués polymère-médicament le conjugué étant caractérisé par sa forme physique ou sa forme galénique, p. ex. émulsion, particule, complexe d’inclusion, stent ou kit
A61L 24/06 - Adhésifs ou ciments chirurgicauxAdhésifs pour dispositifs de colostomie contenant des matériaux macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons carbone-carbone non saturées
A61L 26/00 - Aspects chimiques des bandages liquides ou utilisation de matériaux pour les bandages liquides
C08F 236/20 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone non conjuguées
A catheter for supporting a lesion passage catheter capable of improving ease of passage of the lesion passage catheter through a lesion of a vein, a catheter system, and a treatment method. The support catheter includes an elongated third tubular body used for passage through a lesion of a vein, in which an inner diameter of the third tubular body is not less than 1.4 mm and an outer diameter of the third tubular body is not more than 2.8 mm.
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
A medical device holding structure includes a medical device and a mount having a holding surface for holding the medical device, in which the mount includes a cover portion that is continuous with a mount body and that covers a first expansion body of the medical device in a state where a first inner member moves in a distal direction with respect to an outer cylinder of the medical device and the first expansion body is unfolded. The cover portion has a bent shape folded back in such a way as to cover the first and second expansion bodies of the medical device.
A medical elongated body or a balloon catheter with high flexibility. The medical elongated body including: a catheter shaft that extends in an axial direction; and a distal member that is fused to a distal side of the catheter shaft, in which a crystallinity of each of a distal portion of the catheter shaft and a proximal portion of the distal member is less than 40%.
A medication administration device includes a holding member that bundles and holds a plurality of auto-injectors. The holding member includes a housing holding portion, a cap covering portion, and a breakable connection portion. The housing holding portion and the cap covering portion are separable by breaking the breakable connection portion. The separated housing holding portion maintains a plurality of auto-injector bodies in a bundled and held state, and the separated cap covering portion is detachable from the medication administration device alone or simultaneously with a plurality of the caps.
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 5/315 - PistonsTiges de pistonGuidage, blocage, ou limitation des mouvements de la tigeAccessoires disposés sur la tige pour faciliter le dosage
Provided is a catheter excellent in surface lubricity and durability. In this catheter, a hydrophilic coating layer is carried on at least a part of the outer surface of a base material. The number of fine particles of 10-50 μm detected by a fine particle test is 2000 or less, and the sliding resistance value measured per slide in a total of 20 slides in a pinch test is 5-20 gf.
[Problem] To provide an administration device capable of preventing excessive release of a substance to be administered in an initial stage after placement, and a method for manufacturing the administration device. [Solution] An administration device 100 has a plug 170 mounted so as to close an opening 113a provided at the other end 113 in the longitudinal direction of a body portion 110. The plug has: a communication passage 175 communicating with a second region S2; and a discharge port 176 provided at the other end of the communication passage and discharging the substance 150 to be administered to the outside as a piston slides toward the other end side. The substance to be administered is held across from the second region to at least a part located on the one end side of the communication passage. A non-holding region 175 where the substance to be administered is not held is provided on the other end side of the communication passage.
A61M 37/00 - Autres appareils pour introduire des agents dans le corpsPercutanisation, c.-à-d. introduction de médicaments dans le corps par diffusion à travers la peau
A61M 5/142 - Perfusion sous pression, p. ex. utilisant des pompes
21.
PROGRAM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING DEVICE
The present invention provides a program and the like capable of supporting processing for determining prescription details of a drug to be administered to a subject on the basis of the edema condition of the subject. This computer stores, in a storage unit, prescription information of a drug prescribed to a subject and time-series data of an index indicating the degree of edema of the subject. Then, the computer outputs a first screen for displaying, side by side in association with each date and time, information on the drug administered at the date and time and an index indicating the degree of edema measured at the date and time.
G16H 20/10 - 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
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
This light irradiation device comprises: a tubular member that has a longitudinal axis and an internal insertion path onto which a light irradiation body that includes a light irradiation part can be inserted; and a balloon that covers the outside in the radial direction of the tubular member and can expand and contract in the radial direction. The balloon comprises: a light transmission window part that, in an expanded state, can transmit light irradiated from the light irradiation part as inserted onto the insertion path and transmitted by the tubular member in the radial direction; and a light-blocking part that is provided in a region outside the light transmission window part and has a lower transmittance with respect to light from the light irradiation part than the light transmission window part. The tubular member comprises a diffuse transmission part that can diffusely transmit light from the light irradiation part closer to the distal side than a distal end of the light transmission window part in a longitudinal axis direction that runs along the longitudinal axis and closer to the proximal side than a distal end of the balloon in the longitudinal axis direction.
Provided are: a medical device system with which it is possible to insert another device in the same position as where a biopsy is performed; and a method for using the medical device system. A medical device system 10 comprises: a delivery device 20 including a long first sheath 30 inserted into biological tissue; a first medical device 60 including a biopsy needle 61 inserted into the first sheath 30; and a second medical device 70 including a long part 71 inserted into the first sheath 30. The delivery device 20 includes a hand-side part 40 provided with a first sheath-holding body 45 for holding a proximal end of the first sheath 30. The first medical device 60 has a first attachment/detachment part 66 at a proximal end section of the biopsy needle 61, and the second medical device 70 has a second attachment/detachment part 76 at a proximal end section of the long part 71. The hand-side part 40 has a fixing section 50 that enables the first attachment/detachment part 66 and the second attachment/detachment part 76 to be attached/detached, and the position of the fixing section relative to the first sheath-holding body 45 is moved and fixed. The long part 71 has an outer diameter equal to or less than the outer diameter of the biopsy needle 61.
This urine storage container 1 comprises: a container body 2 having a urine storage part 22 that comprises a front surface portion 21a and a back surface portion 21b, and having a urine inflow port 3 that is in communication with the urine storage part 22; and a urine guide tube 4. The urine inflow port 3 comprises: a connection part 51 which is connected to the container body; and a displacement operation part 52 which holds an end portion of the urine guide tube 4 and allows the end portion of the urine guide tube 4 to rotate or tilt relative to the connection part 51 in a predetermined angle direction.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
A61F 5/44 - Dispositifs portés par le patient pour recueillir l'urine, les selles, les menstrues ou d'autres sécrétionsDispositifs de colostomie
Provided is a medical instrument having a lubrication layer that is further improved in lubricity and durability (especially sliding durability). The medical instrument according to the present invention includes a base material layer and a lubrication layer that is formed on at least a portion of the base material layer. The lubrication layer comprises a copolymer which has a constituent unit (A) that includes a constituent unit (A-1) derived from a hydrophilic monomer having an acrylamide group or a methacrylamide group and a constituent unit (A-2) derived from a hydrophilic monomer having at least one of a carboxy group and a salt of a carboxy group, and a constituent unit (B) that is derived from a hydrophobic monomer having an epoxy group, wherein the content of the constituent unit (A) is 10-90 moles per mole of the constituent unit (B), and the content of the constituent unit (A-2) is 3-40 mol% with respect to the total amount of the constituent unit (A-1) and the constituent unit (A-2).
The present invention provides a medical system or the like capable of reducing a risk when remotely controlling a medical device. A medical system (50) comprises: a medical device (45) including a first communication unit (141) and a second communication unit (142); and a remote control device (40) including a third communication unit (243) and a fourth communication unit (344). The remote control device (40) includes an input unit (43) that receives an input relating to an operation parameter of the medical device (45), and the first communication unit (141) and the third communication unit (243) perform radio communication on information relating to an input received by the input unit (43) according to a first communication protocol, the second communication unit (142) and the fourth communication unit (344) perform radio communication on information relating to an input received by the input unit (43) according to a second communication protocol, and the communication state of one of the radio communication according to the first communication protocol and the radio communication according to the second communication protocol is monitored on the basis of the communication state of the other.
H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou pour obtenir des valeurs mesurées
A61M 1/14 - Systèmes de dialyseReins artificielsOxygénateurs du sang
A61M 1/16 - Systèmes de dialyseReins artificielsOxygénateurs du sang avec membranes
H04W 4/30 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques
H04W 4/38 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques pour la collecte d’informations de capteurs
H04W 24/04 - Configurations pour maintenir l'état de fonctionnement
H04W 88/06 - Dispositifs terminaux adapté au fonctionnement dans des réseaux multiples, p. ex. terminaux multi-mode
27.
IMAGE PROCESSING DEVICE, IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM
This image processing device is provided with a control unit that: sets a virtual axis that exists within a three-dimensional space on the basis of the locations of an axis of a catheter, which has been inserted into a body lumen, in respective two-dimensional images included in a plurality of two-dimensional images obtained as a sensor provided to the catheter moves along the axis of the catheter; visualizing the three-dimensional structure of the body lumen on the basis of the plurality of two-dimensional images and generating a three-dimensional image having a plurality of cross-sections that are spaced apart from one another along the virtual axis within the three-dimensional space and also are orthogonal to the virtual axis; setting a rotational angle by which to rotate the three-dimensional image; and rotating each cross-section included in the plurality of cross-sections by the rotation angle, centered on the location of the virtual axis in the relevant cross-section, to adjust the shape of the three-dimensional image.
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 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
28.
INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, AND PROGRAM
In this information processing method, a computer executes a process for: acquiring a lateral cross-sectional image obtained by imaging a cross-section intersecting the longitudinal direction of a blood vessel; detecting the lumen of the blood vessel, a prescribed region of interest, and a shadow region from the lateral cross-sectional image; identifying angular ranges respectively occupied by the region of interest and the shadow region in a circumferential direction centered on the center of gravity of the lumen; determining whether the angular range of the region of interest and the angular range of the shadow region are adjacent to each other; if it is determined that the angular ranges are adjacent, combining the angular range of the region of interest and the angular range of the shadow region as the angular range of the region of interest; and displaying a lateral cross-sectional image showing the angular range of the region of interest.
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 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 1/313 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour l'introduction dans des incisions chirurgicales, p. ex. laparoscopes
A package according to the present disclosure includes: a holder that defines a storage lumen capable of accommodating a flexible long member in a non-linear state and capable of allowing the long member to be pulled therein and thereout in the longitudinal direction of the long member; and a correction part that can be attached to the holder or that is formed integrally with the holder. When the long member is delivered from the storage lumen, the correction part can correct bending of the long member caused by the long member being stored in the storage lumen.
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 lymphangiogenesis inducing device includes: a puncture member comprising a distal end portion configured to puncture living tissue, and a through hole penetrating the puncture member along a central axis and extending from the distal end portion toward a proximal end; and a rod-shaped body inserted into the through hole and configured to be moved so as to protrude from the distal end portion. The rod-shaped body comprises a shaft portion, and a wound imparting structure comprising at least one protrusion located on the shaft portion and configured to impart a wound to the living tissue. The at least one protrusion has a protruding height from the shaft portion that increases when the at least one protrusion transitions from a state in which the at least one protrusion is located in the through hole to a state in which the at least one protrusion is located outside the through hole.
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
Provided is an indwelling object for a living body that, while preventing dispersal of plaque or thrombi during stent dilation, can suppress inflammation caused by the use of biodegradable polymers at fixation sites for fixing a porous structure to a stent and can suppress decreases in the deliverability of the stent. An indwelling object 100 for a living body is provided with: a dilatable tubular stent 10; a porous structure 20, comprising a first biodegradable polymer and disposed so as to cover the stent 10; and a fixation section 30, comprising a second biodegradable polymer and fixing at least part of the porous structure 20 to the stent 10. The stent 10 comprises a medicament-supporting section 18 that includes a third biodegradable polymer and a medicament, and the time it takes the fixation section 30 to degrade is substantially the same as the time it takes the medicament-supporting section 18 to dissolve, or less than the time it takes the medicament-supporting section 18 to degrade.
A61F 2/852 - Dispositifs maintenant le passage ou évitant l’affaissement de structures tubulaires du corps, p. ex. stents constitués d’au moins deux stents distincts se chevauchant
Provided is an insertion tool that makes it possible to smoothly proceed with various treatments by firmly supporting the vagina by means of a cylindrical body section while reducing burden on the patient. This insertion tool has a cylindrical body section to be inserted from the opening of the vagina. The body section has a lumen, a first portion (210) provided at a portion including the distal end at which a distal-end opening (101a) communicating with the lumen is positioned, and a second portion (220) positioned closer to the base-end side than the first portion. The outer circumferential surface (111) of the first portion is formed so as to be more flexible than the second portion (220).
The present invention provides medical tubing having raised portions on the outer circumferential surface thereof to reduce frictional resistance, inhibit sticking to objects of contact, facilitate the maintaining of proper shape, and suppress breakage. A catheter (10) has a body (20) extending in a longitudinal direction X and comprising an inner layer (40), a stiffener (50) located on the radial outside of the inner layer (40), and an outer layer (60) covering the radial outside of the inner layer (40), wherein the stiffener (50) has at least one coiled wire (51) or a plurality of ring-shaped wires (51) arranged in the longitudinal direction (X), the outer layer (60) has covering portions (61) located on the radial outside of the wires (51) and intermediate portions (62) located between covering portions (61) adjacent in the longitudinal direction (X) and extending circumferentially, and the intermediate portions (62) have raised portions (63) protruding radially outward and extending circumferentially.
Provided is a medical needle that has fairly large piercing resistance and allows puncture of a target site to be easily controlled. Provided is a medical needle 10 having a needle body 20 that extends along a central axis C and is capable of puncturing a biological tissue. The needle body 20 has a cutting edge tip portion 33 having a polygonal cross-sectional shape orthogonal to the central axis C in which flat surface portions 40 are adjacent to each other in the circumferential direction with ridge lines 41 between and a most distal end portion 34 distal to the cutting edge tip portion 33. The most distal end portion 34 branches from the tips of the ridge lines 41 of the cutting edge tip portion 33 toward the tip side and has a plurality of curved most distal end ridge lines 42 that are connected to the tips of the ridge lines 41 adjacent in the circumferential direction of the cutting edge tip portion 33.
A61B 10/02 - Instruments pour prélever des échantillons cellulaires ou pour la biopsie
A61B 10/04 - Instruments endoscopiques, p. ex. instruments de type cathéther
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
An implanted body deployment device according to the present disclosure comprises: an outer cylinder body that defines a hollow part in the interior thereof; and a shaft body capable of insertion in the axial direction of the outer cylinder body relative to the hollow part. The shaft body comprises a shaft groove part that can accommodate a thread-like implanted body that extends in the radial direction of the outer cylinder body. The shaft body is movable in the axial direction with respect to the outer cylinder body so that the shaft groove part can move between a second position and a first position where the shaft groove part is exposed to the outside of the outer cylinder body without being covered by the outer cylinder body.
A61M 37/00 - Autres appareils pour introduire des agents dans le corpsPercutanisation, c.-à-d. introduction de médicaments dans le corps par diffusion à travers la peau
A61B 17/04 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour la suture des plaiesSupports ou emballages pour aiguilles ou matériaux de suture
A61F 2/00 - Filtres implantables dans les vaisseaux sanguinsProthèses, c.-à-d. éléments de substitution ou de remplacement pour des parties du corpsAppareils pour les assujettir au corpsDispositifs maintenant le passage ou évitant l'affaissement de structures corporelles tubulaires, p. ex. stents
A wearable device according to the present disclosure comprises: a holding body; a band body; and a first application electrode, a second application electrode, a first detection electrode, and a second detection electrode that are held by the holding body in a state of being exposed to an inner surface of the holding body, the inner surface disposed so as to face the surface of an arm. In the longitudinal direction, an electrode arrangement region of the holding body has a length of 1/3 or less of the total length of the wearable device. The first application electrode, the second application electrode, the first detection electrode, and the second detection electrode are disposed in a prescribed positional relationship.
A61B 5/0537 - Mesure de la composition du corps par impédance, p. ex. de l’hydratation des tissus ou de la teneur en graisses
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
38.
TISSUE REINFORCING MATERIAL AND METHOD FOR PRODUCING TISSUE REINFORCING MATERIAL
The present invention enhances rigidity of a body part constituting a tissue reinforcement material, and prevents or suppresses twisting when arranged in a biological organ. The present invention has a sheet-like body part 10 containing fibers made of a biodegradable material. The body part has a plurality of through-holes 11 formed therein. The body part has a breaking elongation rate of less than 58% when the body part is pulled in the first direction, and does not include more than 74% for the breaking elongation rate when the body part is pulled in a second direction intersecting the first direction.
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 17/115 - Agrafeuses pour réaliser une anastomose, p. ex. en une seule opération
39.
TISSUE REINFORCEMENT MATERIAL AND METHOD FOR PRODUCING TISSUE REINFORCEMENT MATERIAL
This invention enhances rigidity of a body part of a tissue reinforcement material, and prevents or minimizes twisting thereof when placed in a biological organ. The invention includes a sheet-shaped body part 10 containing fibers composed of a biodegradable material. The body part has multiple through-holes 11, wherein there is a fusion part 50 that is formed due to the fibers being gathered and fused around the through-holes.
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 17/115 - Agrafeuses pour réaliser une anastomose, p. ex. en une seule opération
A catheter 1 includes a catheter tube 2 and a hub 3. The outer surface side of a rear end part of the tube 2 is made of a thermoplastic resin containing an electromagnetic wave-absorbing material, and the hub 3 is made of a plastic resin having electromagnetic wave permeability and thermally fusible with the resin forming the tube. A rear end part 26 of the tube 2 is fixed to the hub within an inner cavity 30 of the hub by an annular fused part 5 formed by an annular melted-and-solidified part 71 of the resin forming the outer surface of the tube. The method for producing the catheter involves a fusing and fixing step of radiating an electromagnetic wave from the outside of the hub to the rear end part of the catheter tube, and melting and fusing a part of the rear end part of the catheter tube in an annular shape.
A drip monitoring sensor 1 comprises a droplet detection unit 10 for detecting a droplet 60 falling inside a drip chamber 50. An optical axis P1 of first detection light, which linearly connects a droplet detection light-emitting unit 11 and a droplet detection light-receiving unit 12 of the droplet detection unit 10, intersects with the falling path F of droplets. Furthermore, the drip monitoring sensor 1 is provided with a drip tube fogging detection unit 20. Moreover, an optical axis P2 of second detection light, which linearly connects a fogging detection light-emitting unit 21 and a fogging detection light-receiving unit 22, does not intersect with the droplet falling path F and the optical axis P1 of first detection light.
A61M 5/14 - Dispositifs de perfusion, p. ex. perfusion par gravitéPerfusion sanguineAccessoires à cet effet
G01F 1/20 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques par détection des effets dynamiques de l’écoulement
The purpose of the present invention is to provide a sensor for measuring a biological component concentration with a means for improving the reaction efficiency. The present invention provides a sensor for measuring a biological component concentration, the sensor comprising: an electrode that includes at least a working electrode; and a reagent layer that is formed on the electrode. The reagent layer includes an oxidoreductase, an electron transfer body having an electron transfer material bonded to a terminal of branched-chain polyethylene glycol, and a single-walled carbon nanotube.
A61B 5/1473 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des procédés chimiques ou électrochimiques, p. ex. par des moyens polarographiques invasifs, p. ex. introduits dans le corps par un cathéter
A61B 5/1486 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang en utilisant des procédés chimiques ou électrochimiques, p. ex. par des moyens polarographiques en utilisant des électrodes enzymatiques, p. ex. avec oxydase immobilisée
Provided are a remote control device, etc., for remotely controlling medical equipment. This remote control device (40) comprises a display module (20) that displays a parameter relating to the operation of medical equipment (30), and an operation module (10) that can be attached to and detached from the display module (20). The display module (20) is provided with a reception unit that receives the parameter from the medical equipment (30) via wireless communication. The operation module (10) has: an operation unit (16) that receives an operation performed by a user; and a communication unit that, when attached to the display module, performs communication for remotely controlling an operation parameter included in the aforementioned parameter on the basis of the operation received by the operation unit.
A61M 1/14 - Systèmes de dialyseReins artificielsOxygénateurs du sang
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
44.
BODY COMPOSITION MEASUREMENT DEVICE AND CONTROL METHOD
The present invention provides: a body composition measurement device capable of preventing an excessive change in measurement results when re-measurement is performed on the same subject in a short period of time; and a control method. A body composition measurement device 1 measures electrical impedance on the basis of a voltage signal and a current signal when a plurality of probe currents having different frequencies are applied to the body of a subject according to measurement conditions. The body composition measurement device 1, when re-executing the electrical impedance measurement by calling individual identification information, executes the electrical impedance measurement using the measurement conditions used in the previous measurement and stored in a storage unit if a predetermined time has not elapsed between the re-executed measurement date/time and the previous measurement date/time stored in the storage unit; and executes the electrical impedance measurement using measurement conditions re-determined by a measurement condition determination unit if the predetermined time has elapsed between the re-executed measurement date/time and the previous measurement date/time stored in the storage unit.
The purpose is to provide a biometric information monitoring device or the like in which a plurality of biometric sensors can each be easily disposed at different appropriate positions, even when physique and so forth differ among users and so forth. A biometric information monitoring device 10 according to the present invention includes a main unit 100 including a first biometric information acquisition portion 110 for acquiring biometric information, and a moving portion 500 including a second biometric information acquisition portion 510 for acquiring the biometric information acquired by the first biometric information acquisition portion, and biometric information. An intermediate part 300 is disposed, the main unit and the moving portion are respectively communicably connected by a first connection portion 200 and a second connection portion 400 which can both be adjusted in length, in which lengthwise directions, in which the first connection portion and the second connection portion are adjusted, can be adjusted in different directions.
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 5/0245 - Mesure du pouls ou des pulsations cardiaques utilisant des capteurs engendrant des signaux électriques
A61B 5/257 - Moyens adhésifs, p. ex. garnitures ou bandes adhésives
A61B 5/33 - Modalités électriques se rapportant au cœur, p. ex. électrocardiographie [ECG] spécialement adaptées à l’utilisation conjointe avec d’autres dispositifs
A61B 5/332 - Dispositifs portables spécialement adaptés à cet effet
A balloon catheter according to the present disclosure is provided with: a tubular member having a longitudinal axis; a balloon that is continuous to the distal side in the longitudinal axis direction of the tubular member and can expand and contract in the radial direction centered on the longitudinal axis, the balloon being provided with a light-transmitting window part that extends over a prescribed angle range that does not extend over the entire region in the circumferential direction around the longitudinal axis in an expanded state; and a marker part that indicates the position of the light-transmitting window part in the circumferential direction.
The present invention provides: a medical instrument having a lubricating layer exhibiting good lubricity and improved in durability (especially sliding durability); and a method for producing the same. The medical instrument according to the present invention comprises a base material layer and a lubricating layer formed on at least a part of the base material layer, wherein the lubricating layer contains a copolymer having a constituent unit derived from a hydrophilic monomer and a constituent unit derived from a hydrophobic monomer having an epoxy group, the swelling ratio of the lubricating layer is greater than 210% and less than 1350%, the lubricating layer has an uneven surface, and the arithmetic mean roughness (Sa) of the surface is less than 1.6 nm.
A61L 31/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 29/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
48.
MEDICAL INSTRUMENT AND MANUFACTURING METHOD THEREFOR
Provided is a medical instrument that has a lubricating layer comprising a lubricating layer structure with improved durability (especially sliding durability) while maintaining good lubricity. Also provided is a manufacturing method therefor. A medical instrument according to the present invention comprises a substrate layer and a lubricating layer that is supported on at least a portion of the substrate layer and swells when in contact with an aqueous solvent, wherein: the lubricating layer contains a polymer having a constituent unit A derived from a hydrophilic monomer; in an observation image when the lubricating layer has swelled, the surface of the lubricating layer has a net structure and a plurality of holes each surrounded by the net structure; and the net structure and the holes satisfy condition (1) or condition (2). (1) The holes have an average area of at least 1 μm2and a maximum area of at most 30 μm2in a planar view. (2) The holes have an average area of at least 1 μm2and a maximum area of more than 30 μm2 in a planar view, and the average value of the net thickness of the net structure is at least 1 μm.
A61L 31/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 29/06 - Matériaux macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
A61L 29/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
A body fluid flow port includes: a distal portion that is inserted into a containing cavity containing body fluid through a hole, includes a flow opening through which the body fluid flows, and includes a flow path that communicates with the flow opening and allows the body fluid to pass through the flow path; a fitting portion that is fitted into the hole, includes an internal space defined by a cylindrical outer wall and a cylindrical inner wall and connected to the flow path, and includes, on inside of the inner wall, an insertion portion that allows a medical device to pass into a cranium; and a proximal portion that is disposed outside a living body and includes a chamber connected to the internal space to receive the body fluid.
An implantable medical device includes the blood vessel holding unit capable of expanding and contracting to apply mechanical stimulation to the blood vessel wall of a blood vessel, the blood vessel holding unit has an annular structure in which a wavy linear component including at least one or more first curved portions protruding toward the proximal end side, at least one or more second curved portions protruding toward the distal end side, and at least one or more linear first connecting portions connecting the first curved portion and the second curved portion is annular, the first curved portion forms at least one or more first apex portions in the radial direction of the central axis of the annular structure, the second curved portion forms at least one or more second apex portions in the radial direction of the central axis of the annular structure.
A61M 29/00 - Dilatateurs avec ou sans moyens pour introduire des agents, p. ex. des remèdes
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 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
[Problem] To provide a tissue sampling needle that is configured to suppress the load on cells when suctioning cells through an opening in a blade surface and to shorten the axial-direction length of the blade surface. [Solution] A tissue sampling needle 1 comprises: a body 10 that is hollow and extends in the axial direction; a plurality of blade surfaces 20, 30 which are provided at distal tip of the body and constituted of curved planes; and openings 22, 32 which are provided to the blade surfaces.
[Problem] To provide a tissue sampling needle configured to prevent the application of load on the cells of biological tissue at a tapered portion. [Solution] A tissue sampling needle 100 has a needle body section 110 with a lumen 115 formed therein. The needle body section comprises: a distal end part 120 which includes a needle tip 121 that is formed at the leading end and is capable of penetrating biological tissues, the distal end part extending along the axial direction and having a substantially constant inner diameter di1; a proximal end part 130 which is positioned closer to the proximal side than the distal end part is and extends along the axial direction with a substantially constant inner diameter di2; and a tapered part 140 which is located between the distal end part and the proximal end part, and has a inner diameter di3 that increases from the distal side to the proximal side. The inner diameter of the distal end part is 0.5 mm or more and the average taper angle of the tapered part is 5° or less.
Provided is a medical device comprising a handle part capable of linearly moving a puncture part by a simple operation. This medical device (100) includes: a puncture part (110) that can puncture biological tissue; a syringe (120) connected to the proximal end side of the puncture part; and a handle part (130) that is disposed so as to cover the proximal end side of the puncture part and the proximal end side of the syringe. The handle part comprises: a first handle part (140) having a first internal space (145) and a first connection part (146) which is provided on the proximal end side of the first internal space and to which the syringe (120) is fixed; and a second handle part (150) which is disposed on the distal end side of the first handle part and has a second internal space (155). The first handle part and the second handle part can move forward and backward relative to each other in a central axis direction, and the puncture part and the syringe can move forward and backward in the central axis direction in the second internal space in conjunction with the relative forward and backward movement of the first handle part and the second handle part in the central axis direction.
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 5/46 - 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 commander la profondeur de pénétration
A61M 5/315 - PistonsTiges de pistonGuidage, blocage, ou limitation des mouvements de la tigeAccessoires disposés sur la tige pour faciliter le dosage
54.
HEAT SUPPLYING SYSTEM, COMPUTER PROGRAM, AND HEAT SUPPLYING SYSTEM CONTROL METHOD
Provided are a heat supplying system, a computer program, and a heat supplying system control method which make it possible to maintain the temperature of circulating blood during transportation of a patient. This heat supplying system comprises: a first circulation path through which a medium that supplies heat to blood circulating in a medical device circulates; a circulation pump which is for circulating the medium in the first circulation path; a flow path branching unit which is provided along the first circulation path; a second circulation path which branches from the flow path branching unit and through which a medium flows; a heating unit which heats the medium in the second circulation path; a mixing unit which mixes the medium that has been heated in the second circulation path with the medium that has circulated only in the first circulation path; and a control unit which controls the mixing ratio between media to be mixed in the mixing unit.
Provided are a computer program, an information processing device, and an information processing method. The computer program makes a computer execute a processing that includes: evaluating the body water storage state in a patient having heart failure or renal dysfunction; determining whether or not the taking of a diuretic drug should be recommended on the basis of a result of the evaluation; and notifying a terminal device for the patient about a proposal relating to the taking of the diuretic drug on the basis of a result of the determination.
G16H 20/10 - 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
56.
MEDICATION MANAGEMENT SYSTEM, METHOD, AND APPARATUS
A medication management system includes a display device, a memory, and a processor configured to acquire patient information about a patient, a first test value of a laboratory test performed on the patient, and medicine information indicating a medicine to be administered, execute a call to a machine learning model with the patient information, the first test value, and the medicine information to determine a second test value expected at a predetermined time after the medicine is administered, the model trained with test values obtained before and after administration of the medicine to different patients, determine a recommended dose or a preferred range of doses for the medicine based on the second test value, generate a graph showing a relationship between doses of the medicine and test values, and display the graph and the recommended dose or the preferred range on the graph.
G16H 20/10 - 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
Provided is a guide wire including a wire extending in a longitudinal direction of the guide wire, in which the wire has a groove portion including helical grooves formed on an outer circumference of the wire along a helical path, each of the helical grooves has one or more bridge portions per circumference, and the bridge portion is a portion where a groove is not continuous or a groove depth is ½ or less of a maximum depth per circumference.
[Problem] To provide a tissue sampling needle capable of suppressing the load on cells when the cells are sucked through an opening in a blade surface part. [Solution] A tissue sampling needle 1 comprises: a hollow body part 10 that extends in the axial direction; a blade surface part 20 that is provided at the tip of the body part and is formed in a tapered shape; and a reduction part 23 that is provided on at least a part of an edge of the blade surface part and reduces separation of the suction flow from the blade surface part.
A drug solution administration device 1 comprises a backward movement restriction section 42 for restricting backward movement of a feed screw 38, which can occur when the feed screw 38 receives the reaction force applied to a push member 11 from a gasket 18 that pushes out a drug solution 2 that is in a barrel 13. The backward movement restriction section 42, when a predetermined reaction force or above is applied to the feed screw 38, allows the feed screw 38 to move backward a distance exceeding the meshing width between a motor-side gear 36 and a feed screw coupling gear 37 of the feed screw 38, thus causing the disengagement of the meshing between the feed screw coupling gear 37 and a motor-side gear 36.
This biological substance aspiration catheter 1 includes: a catheter body part 10 having an internal lumen 11; and a hollow tip part 20 provided at a tip portion of the catheter body part 10. The hollow tip part 20 includes: a tip-end opening 21 which communicates with the internal lumen 11; a tapered part 22 which is reduced in diameter toward the tip end; and a side port 23 which is provided in the tapered part 22 and communicates with the internal lumen 11. The side port 23 includes: a starting end 24 which is positioned nearer the rear end than the tip part of the tapered part 22 and the tip-end opening 21; and a terminal end 25 which is positioned on the rear end part side of the tapered part 22 or the hollow tip part 20. The side port 23 extends in the axis direction of the hollow tip part 20.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
Provided is a program that allows body composition information to be accurately measured while reducing burdens on a subject. In the present invention, a computer acquires a series of bioimpedance data items by bioimpedance measurement and, on the basis of a plot point group plotted on a complex plane with resistance as the horizontal axis and reactance as the vertical axis and a logical formula indicating the relationship between the bioimpedance data and parameters R0 and R∞, identifies a function that represents an optimal Cole–Cole curve of the plot point group. The computer assesses whether or not the bioimpedance data meets compatibility conditions that include a first condition relating to parameters of the identified function, a second condition that relates to the degree of similarity to the optimal Cole–Cole curve of the plot point group, and a third condition that relates to a compatible point group that is a subset of the plot point group and follows the optimal Cole–Cole curve and, if the compatibility conditions are met, stores an estimated value related to body composition that is obtained from the function and generates body composition information on the basis of the estimated value that was stored.
Medical fluid connectors; Medical drug infusion connectors; Medical needles connectors; Infusion sets; Transfusion sets; Infusion apparatus for therapeutic purposes
63.
Method for manufacturing stent delivery system and stent delivery system
A method for manufacturing a stent delivery system is a method for manufacturing a stent delivery system that includes a balloon catheter including a balloon and a shaft supporting the balloon, and a stent disposed on the balloon and formed in a tubular shape, the balloon being joined to the shaft at an end portion in an extending direction of the shaft. The method includes a first diameter reduction step of compressing the stent inward in a radial direction of the stent to reduce diameters of the stent and the balloon in a state where the balloon is inserted into a tube of the stent, and then releasing the compression. In the first diameter reduction step, the stent is compressed to a first diameter, the first diameter being equal to or smaller than a diameter of a proximal-side joint portion where the balloon is fused to the shaft.
A61F 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
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 method for manufacturing a stent delivery system includes: a first diameter reduction step including a first compression step of compressing a stent inward in a radial direction of the stent in a state where a balloon is inserted into a tube of the stent formed in a tubular shape to reduce diameters of the stent and the balloon, and a first release step of releasing the compression thereafter; and a pressurization step of supplying fluid to the balloon to inflate the balloon and pressing the balloon against the inner side of the stent, the pressurization step being performed during the first release step or after the first release step.
A61F 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
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 first shaft of a transfer instrument includes a first support portion capable of holding a medical sheet. The first support portion includes a pair of first protrusions protruding upward from both sides of a first support surface in a width direction. A cross section of the first protrusion has a shape in which an intermediate portion between a free end and a fixed end bulges in a convex shape in a direction away from the first support surface. When the first support portion is retracted into an outer cylinder, the first support portion is retracted into the outer cylinder in a state of being curved and deformed such that both sides of the first support portion in the width direction are in contact with each other on a back surface of the first support portion.
A61M 25/01 - Introduction, guidage, avance, mise en place ou maintien en position des cathéters
A61M 37/00 - Autres appareils pour introduire des agents dans le corpsPercutanisation, c.-à-d. introduction de médicaments dans le corps par diffusion à travers la peau
A transfer instrument includes: a movement regulation portion that regulates relative movement between a first shaft and a second shaft in an axial direction when a second carrier member moves between a first position where a first support portion is retracted into an outer cylinder and a second position where the first support portion is unfolded by being exposed from the outer cylinder in a distal end direction; a movement range regulation portion that defines a distal end position of a relative movement range of the first shaft; and an engagement portion that moves a first carrier member in a proximal end direction when the second carrier member moves from the second position toward the first position.
A61F 2/00 - Filtres implantables dans les vaisseaux sanguinsProthèses, c.-à-d. éléments de substitution ou de remplacement pour des parties du corpsAppareils pour les assujettir au corpsDispositifs maintenant le passage ou évitant l'affaissement de structures corporelles tubulaires, p. ex. stents
Provided is a medical device capable of capturing an object in a blood vessel into a drive shaft while efficiently cutting the object. This medical device includes: a drive shaft 20 which has a tip part 25 and can rotate around an axis X; and a blade surface part 40 which is provided at the tip part 25 and rotates by rotation of the drive shaft 20 to cut the object. The drive shaft 20 has a flexible part 50 which is more easily bendable than other parts of the drive shaft 20 at least on a base end side of the blade surface part 40. The flexible part 50 is bent in the axis X direction by rotation of the drive shaft 20.
Provided is a medical device capable of taking an object in a blood vessel into a drive shaft, while efficiently cutting said object. A medical device 10 includes: a drive shaft 20 which has a tip part 25 and is capable of rotating around the axis; and a blade surface part 40 which is provided at the tip part 25 and rotates by rotation of the drive shaft 20 to cut the object. A tip end part 28 of the tip part 25 has a center of gravity position which is eccentric from the axis. The tip end part 28 may have a projection part 140 which projects in the X-axis direction at the tip end 28a.
Provided are a stent delivery system and a method for manufacturing the same, which realize a reduction in the diameter of a balloon catheter to which a stent is crimped. This stent delivery system comprises: a balloon catheter having a balloon that is inflated or deflated by supplying or discharging a fluid; and a stent that is disposed on the balloon and is formed in a cylindrical shape. The stent has the balloon inserted in the cylinder thereof and is fixed on the outer circumferential surface of the balloon. The change ratio of the diameter of the stent is at most 1.54% when a load of 5-10 N per millimeter of the length in the axial direction of the stent is applied inward along the radial direction of the stent.
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
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
Provided is a medical device with which it is possible to smoothly discharge debris from a drive shaft. This medical device 10 for removing an object in a biological lumen includes a drive shaft 20 that is capable of rotating about an axis X and has a lumen, a cutting part 40 that is fixed to the distal-end part of the drive shaft 20 and cuts the object, and a housing 60 that accommodates the base-end part of the drive shaft 20 and has formed therein a discharge port 70 for discharging the cut object to the outside. The drive shaft 20 has a base end opening part 26 that opens in the circumferential direction. The base end opening part 26 has a blade surface 27 arranged so as to face the direction of rotation of the drive shaft 20.
A method for manufacturing a stent delivery system includes: a first diameter reduction step of compressing a stent inward in a radial direction of the stent in in a state where a balloon is inserted into a tube of the stent formed in a tubular shape to reduce diameters of the stent and the balloon, and then releasing the compression; a second diameter reduction step, performed after the first diameter reduction step, of compressing the stent inward in the radial direction of the stent to reduce the diameters of the stent and the balloon, and then releasing the compression; and a pressurization step of supplying fluid to the balloon to inflate the balloon and pressing the balloon against the inner side of the stent.
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
A61F 2/95 - Instruments spécialement adaptés pour insérer ou retirer les stents ou les endoprothèses déployables couvertes
A transfer instrument includes a first shaft having a tubular shape, a second shaft movably inserted through the first shaft, and a liquid supply portion capable of supplying a liquid toward a first support surface of a first support portion via a distal-end opening of the first shaft.
A transfer instrument includes: a first position where first and second shafts are moved in a proximal end direction with respect to an outer cylinder such that a first support portion is retracted into the outer cylinder; and a second position where the first and second shafts are moved in a distal end direction with respect to the outer cylinder such that the first support portion protrudes from a distal-end opening of the outer cylinder, and the first support portion is unfolded by being exposed in the distal end direction from the outer cylinder. There is provided a movement regulation portion that regulates relative movement between the first shaft and the second shaft in an axial direction between the first position and the second position.
A61F 2/00 - Filtres implantables dans les vaisseaux sanguinsProthèses, c.-à-d. éléments de substitution ou de remplacement pour des parties du corpsAppareils pour les assujettir au corpsDispositifs maintenant le passage ou évitant l'affaissement de structures corporelles tubulaires, p. ex. stents
A61B 17/00 - Instruments, dispositifs ou procédés chirurgicaux
74.
SYRINGE BARREL AND METHOD FOR MANUFACTURING SYRINGE BARREL
A syringe barrel (10) comprises: a transparent hollow body part (20); a proximal end opening (203) that opens at a proximal end of the body part (20); and a drug solution-drawing part (22) that is provided at a distal end of the body part (20) and is capable of drawing out a drug solution (M) from inside the body part (20). The body part (20) has an outer surface (26) which is formed in a tapered shape, narrowing from a proximal end part towards a distal end part of the body part (20). The taper angle (θ1) of the outer surface (26) of the body part (20) relative to the central axis (A1) of the body part (20) is within the range of 0.05° to 3°.
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
A catheter according to the present disclosure comprises: a tubular member that partitions an accommodation space in which a laser emitter can be accommodated; and an expansion member that covers the outside of the tubular member in the radial direction and can expand and contract in the radial direction. The tubular member can transmit a laser, emitted from the laser emitter accommodated in the accommodation space, in the radial direction while at a position covered by the expansion member. The expansion member comprises: a transmission layer that can transmit, in the radial direction, a laser emitted from the laser emitter accommodated in the accommodation space; and a light absorption layer that is positioned outside the transmission layer in the radial direction and can absorb the laser transmitted through the transmission layer.
A61B 18/26 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par application de radiations électromagnétiques, p. ex. de micro-ondes en utilisant des lasers le faisceau étant dirigé le long, ou à l'intérieur d'un conduit flexible, p. ex. d'une fibre optiquePièces à main à cet effet pour produire une onde de choc, p. ex. lithotritie par laser
The purpose of the present invention is to provide a liquid drainage system capable of achieving the effects of liquid injection and cerebrospinal fluid drainage rapidly while suppressing the burden on a patient. A liquid drainage system (2) comprises: an injection line (21) for injecting liquid into an accommodating cavity in which cerebrospinal fluid is housed; and a drainage line (22) for draining the cerebrospinal fluid from the inside to the outside of the accommodating cavity. At least one of the injection line (21) and the drainage line (22) is inserted into the accommodating cavity through the internal jugular vein (41).
A61M 5/14 - Dispositifs de perfusion, p. ex. perfusion par gravitéPerfusion sanguineAccessoires à cet effet
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
77.
PRESCRIPTION ASSISTANCE DEVICE AND PRESCRIPTION ASSISTANCE METHOD
A prescription assistance device for assisting determination an appropriate prescription of drugs for treatment of heart failure from a variety of combinations of a type, an administration amount, and an administration timing of the drugs, which includes a processor configured to: acquire attribute data indicating an attribute of a heart failure patient, time series data on a state of the patient, including vital measurement values on the patient at a plurality of time points, including at least one of blood pressure, heart rate, urine volume and urine flow rate, and drug history data indicating a prescription history of a drug for the patient; generate, receive, or read, a plurality of prescription candidates in which combinations of a type, an administration amount, and an administration timing of the drug are different from one another; and predict an effect of the drug for each of a plurality of prescription candidates.
G16H 20/10 - 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
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
[Problem] To provide a medical long body having a long reach and backup force or kickback resistance. [Solution] The medical long body 1 includes: a first lubrication layer 24 provided on the distal end side; and a second lubrication layer 34 provided on the proximal end side of the first lubrication layer and having lower lubricity than the first lubrication layer.
The present invention provides a computer program, a drug therapy support device, a drug therapy support method, and a learning model generation method capable of estimating the condition of a patient after the start of drug therapy. The computer program causes a computer to execute processing for: acquiring first administration information for a first drug used in drug therapy for a patient; acquiring patient information of a patient and test information of a test performed on the patient; acquiring vital signs of the patient; inputting the acquired first administration information, patient information, test information, and vital signs into a learning model that outputs estimation information of the patient condition after the start of the drug therapy when the first administration information of the first drug used in the drug therapy, the patient information, the test information, and the vital signs have been input; and estimating the patient condition related to side effects associated with administration of the first drug after the start of the drug therapy for the patient.
G16H 50/00 - 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
80.
COMPUTER PROGRAM, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND METHOD FOR GENERATING TRAINED MODEL
Provided are a computer program, an information processing method, an information processing device, an information processing system, and a method for generating a trained model for evaluating the exacerbation of heart failure more accurately than before. This computer program causes a computer to execute processing comprising: acquiring first biological information related to hemodynamics of a patient at a first time point and second biological information related to a compensatory mechanism associated with heart failure of the patient at a second time point different from the first time point; and deriving an index related to the progression level of exacerbation of heart failure of the patient at an evaluation time point later than the first time point and the second time point on the basis of the first biological information and the second biological information acquired.
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
81.
METHOD FOR TRAINING A MACHINE LEARNING MODEL, MONITORING DEVICE, AND MONITORING METHOD
A method for training a machine learning model executed to assess a condition of a patient with heart failure, includes generating training data by performing for each patient acquiring a first target value based on an invasive test and a first parameter value based on a non-invasive test at a first time, and acquiring a second target value based on the invasive test and a second parameter value based on the non-invasive test at a second time, deriving a target change ratio based on the first and second target values, deriving a parameter change ratio based on the first and second parameter values, and storing the change ratios as the training data, and training a machine learning model with the training data such that a target change ratio is generated in response to an input of an actual parameter change ratio derived for a patient with heart failure.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/0205 - Évaluation simultanée de l'état cardio-vasculaire et de l'état d'autres parties du corps, p. ex. de l'état cardiaque et respiratoire
A61B 5/021 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins
A61B 5/024 - Mesure du pouls ou des pulsations cardiaques
A61B 5/029 - Mesure du débit de sang à la sortie du cœur, p. ex. volume éjecté par minute
A61B 5/145 - Mesure des caractéristiques du sang in vivo, p. ex. de la concentration des gaz dans le sang ou de la valeur du pH du sang
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 50/50 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour la simulation ou la modélisation des troubles médicaux
82.
SIMULATION MODEL GENERATION DEVICE, SIMULATION MODEL GENERATION METHOD, AND PROGRAM
A simulation model generation device (14) temporarily determines variation factor data in a first period by allocating variation factor data during a second period (< first period) to a contribution opportunity of each variation factor in a period that is included in the first period and not included in the second period, sets the temporarily determined variation factor data in a mathematical model for obtaining time-series estimation data of a glucose value of a patient, and sets the optimal solution for a parameter, obtained by performing optimization processing on a parameter included in the mathematical model, in the mathematical model so that the estimation data obtained by means of the mathematical model approximates measurement data, thereby generating a simulation model for estimating the glucose value of the patient.
G16H 50/50 - TIC spécialement adaptées au diagnostic médical, à la simulation médicale ou à l’extraction de données médicalesTIC spécialement adaptées à la détection, au suivi ou à la modélisation d’épidémies ou de pandémies pour la simulation ou la modélisation des troubles médicaux
The barrel 30 of a suction pump 14 of this medical suction device 1 comprises a first valve part 36 that allows inflow of air from a front space 33 in a first ventilation passage 35 to a rear space 34 when a piston 50 moves rearward, and suppresses outflow of air from the rear space 34 to the front space 33 when the piston 50 moves forward. The piston 50 is provided with a second valve part 52 that allows outflow of air from the rear space 34 in a second ventilation passage 51 to the outside when the piston 50 moves forward, and suppresses inflow of air from the outside to the rear space 34 when the piston 50 moves rearward. The suction pump 14 is capable of generating negative pressure for suctioning a biological substance when the piston 50 moves rearward.
A61M 1/00 - Dispositifs de succion ou de pompage à usage médicalDispositifs pour retirer, traiter ou transporter les liquides du corpsSystèmes de drainage
Provided is a medical device that can suppress a decrease in joining strength and difficulty in assembly due to a difference between an inner diameter of a fixing portion of an expansion body that is assembled to a shaft portion and an outer diameter of the shaft portion. This medical device (10) is provided with an expansion body (21) formed by a plurality of struts (50) extending along an axial direction and arranged in a circumferential direction surrounding the axial direction, and a long shaft portion (31) connected to a base end fixing portion (52) formed at a base end portion of the expansion body (21). The base end fixing portion (52) has at least one opposing portion (63) having a pair of opposing edge portions (64) that can approach and separate from each other in the circumferential direction. The base end fixing portion (52) has a connecting structure that connects the pair of opposing edge portions (64) while being capable of changing the circumferential distance between the pair of edge portions (64) in a state before being connected to the shaft portion (31).
A61B 18/12 - Instruments, dispositifs ou procédés chirurgicaux pour transférer des formes non mécaniques d'énergie vers le corps ou à partir de celui-ci par chauffage en faisant passer des courants à travers les tissus à chauffer, p. ex. des courants à haute fréquence
A suture-retaining device according to the present disclosure comprises a first body and a second body. The first body and the second body are capable of moving relative to each other so as to change form between a first form in which an opening that passes through in a prescribed passing-through direction and has an open end into which a suture thread can be inserted from a direction intersecting the passing-through direction is defined by one body or the space between one body and the other body, and a second form in which a suture thread that is inserted into the opening from the open end and extends in the passing-through direction can be gripped in the space between the one body and the other body at a prescribed grip position. The first body and the second body form a guide part that, when first body and the second body are changing form from the first form to the second form, is capable of causing the suture thread inserted into the opening to be guided toward the prescribed grip position in a direction intersecting the direction of relative movement of the first body and the second body.
A fluid delivery pump according to the present disclosure comprises a pump body and a door that can be opened and closed with respect to the pump body, wherein: the door includes a moving body that can move to an allowance position from a restriction position at which the moving body prevents the door from being in a closed state from an opened state by the moving body engaging with the pump body and a receiving plate that enables a fluid delivery tube to be sandwiched between the receiving plate and a tube placement surface of the pump body; the receiving plate can rock in the circumferential direction of the tube when the fluid delivery tube is not at a tube set position; and the receiving plate includes a first stopper and a second stopper that engage with the moving body and restrict the movement of the moving body from the restriction position to the allowance position when the receiving plate rocks to one side and the other side in the circumferential direction of the tube.
A clinical decision support device (14) is provided with: an acquisition unit (42) that acquires estimation data which is time-series data of glucose levels obtained by setting, to a simulation model for estimating glucose levels of a patient, fluctuation factor data which is data pertaining to a fluctuation factor that induces fluctuation in the glucose level of a patient; and a display control unit (44) that displays, on a display unit (32), information corresponding to the estimation data. When the fluctuation factor data has changed, the display control unit (44) displays, on the display unit (32), information corresponding to estimation data obtained by setting the changed fluctuation factor data to the simulation model.
G16H 50/00 - 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
A collecting kit (10) comprises an inflow tube (16) to which a medical bag (12) is connected, and a collecting bag (18) which is connected on the downstream side of the inflow tube (16). The collecting bag (18) comprises: a plurality of accommodating chambers (28) for accommodating a collection target substance (M); a single outflow port (36) for transferring the collection target substance (M) from the plurality of accommodating chambers (28) to a plurality of sampling containers (14), respectively; and a single main flow path (30) for connecting the inflow tube (16) and the outflow port (36). The collecting bag (18) has a plurality of connecting flow paths (34) provided between the main flow path (30) and the plurality of accommodating chambers (28). The plurality of accommodating chambers (28) are connected by the plurality of connecting flow paths (34), respectively, to the main flow path (30).
In a medical filter (10), a housing (12) has a fused region (32), a non-fused region (44), and a window (46). The non-fused region (44) is a space different from an internal space (30) inside the housing (12). The non-fused region (44) is a region that is not fused. The non-fused region (44) is surrounded by the fused region (32). The window (46) is provided to the housing (12) in order to visually confirm the non-fused region (44) from outside of the housing (12).
A medical filter (10) comprises a housing (12), an inflow port (14), a filter medium (18), an outflow port (16), and a reinforcing material (19). The reinforcing material (19) allows a fluid (49) that has passed through the filter medium (18) to pass therethrough, and suppresses deformation of the filter medium (18) due to the pressure of the fluid (49) passing through the filter medium (18). The reinforcing material (19) covers the filter medium (18) in an outflow region (42) of an internal space (30) of the housing (12). The reinforcing material (19) has parallel sections (51) and tapered sections (53) connected to the parallel sections (51) in a state in which the fluid (49) passes through.
A medical filter (10) is provided with a housing (12), an inflow port (14), a filter medium (18), an outflow port (16), and a joining section (21). The joining section (21) joins portions that face each other inside the filter medium (18).
Provided are an automatic puncture device and a puncture needle holding part capable of moving the needle tip of an inner needle to a desired position and performing puncturing, without being affected by axial misalignment caused by the tolerance between the inner needle and an inner needle hub. The automatic puncture device comprises: a puncture needle holding part (40) for holding a puncture needle (30); a drive part (50) for driving the puncture needle holding part (40) at least along a puncture direction in which the puncture needle (30) extends; an acquisition part (22) for acquiring a cross-sectional image of a target object; and a control part (60) for controlling the drive part (50). The puncture needle holding part (40) includes: an inner needle hub holding part (83) that holds an inner needle hub (34) positioned at a proximal end part of an inner needle (31) of the puncture needle (30); an outer cylinder hub holding part (94) that holds an outer cylinder hub (35) positioned at a proximal end part of an outer cylinder (33) that houses the inner needle (31); and an outer cylinder clamping part (97) that is provided on the distal end side of the outer cylinder hub holding part (94) and clamps the outer cylinder (33).
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
This connection structure has a female connector and a male connector. The female connector has a connector body having a connection port and an elastic valve body. The elastic valve body has a valve body and a fixing part. The male connector has a flow passage pipe member having an opening, an elastic opening/closing part, an urging part, and a housing. The male connector changes from a first form in which the opening is closed to a second form in which the opening is opened by a connection operation. The housing has a housing restriction part. The valve body has a slit and the bottom surface thereof is provided with a protrusion. The elastic opening/closing part has an inserted part and a slit. The connector body has a rib against which the protrusion is pressed by the valve body being pressed into the depth side of the connection port by the inserted part through the connection operation.
A gasket holding tool for holding a gasket to be inserted into an outer tube of a syringe, the gasket including: a gasket body; an annular sealing portion provided on an outer peripheral surface of the gasket body and in liquid-tight or gas-tight contact with an inner peripheral surface of the outer tube; and an annular protruding portion protruding radially outward from a portion of the outer peripheral surface of the gasket body in a proximal direction with respect to the sealing portion, the gasket holding tool including: a base plate; and a holding structure located on the base plate and configured to hold the gasket, wherein the holding structure includes: an insertion hole through which the gasket is inserted, a first holding portion, and a second holding portion.
The present invention provides a medical instrument that can be removed from the body by a surgeon by appropriate force when necessary while ensuring smooth insertion into the body and stable retention (fixation) within the body. A medical instrument according to the present invention is equipped with a base material layer and a coating layer formed on at least part of the base material layer, wherein the coating layer includes a copolymer (A), having a structural unit (A-1) derived from a temperature-responsive monomer having a lower critical solution temperature and a structural unit (A-2) derived from a reactive monomer, and a polymer (B) having a structural unit (B-1) derived from a hydrophilic monomer, the ratio (molar ratio) of structural units (A-1) to the structural units (B-1) is from 1.5 to 9.0, and the phase transition temperature of the coating layer is less than 37.0° C.
A61L 29/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 29/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
A61L 31/12 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A61L 31/14 - Matériaux caractérisés par leur fonction ou leurs propriétés physiques
This male connector is connectable to a female connector having an elastic valve body. The male connector comprises: a flow path pipe member having an opening; a housing; an elastic opening/closing part; a moving body having a moving body restriction part and holding the elastic opening/closing part; and a biasing part composed of all portions capable of biasing the elastic opening/closing part toward the tip side in the axial direction. The form of the male connector changes from a first form, in which the opening is closed, to a second form, in which the opening is opened by a connection operation in which the elastic valve body is pressed against a tip surface of the elastic opening/closing part against a biasing force exerted by the biasing part whereby the elastic opening/closing part and the moving body are moved. The moving body restriction part moves radially inward through the connection operation to restrict the movement of the female connector, and releases the restriction by a release operation causing the form to change from the second form to the first form. The biasing force is maximized before the end of the connection operation after the start of the connection operation.
A program according to one embodiment of the present disclosure detects a rotational movement of the head of a subject, and determines whether the subject has a brain disorder on the basis of the movement range of the rotational movement of the head. Furthermore, the program according to the one embodiment of the present disclosure detects the rotational movement of the head of the subject with respect to a vertical axis, and determines, on the basis of the difference between the movement range of the head in the left direction and the movement range of the head in the right direction, whether the subject is experiencing symptoms in which left and/or right visual information is missing.
A61B 10/00 - Instruments pour le prélèvement d'échantillons corporels à des fins de diagnostic Autres procédés ou instruments pour le diagnostic, p. ex. pour le diagnostic de vaccination ou la détermination du sexe ou de la période d'ovulationInstruments pour gratter la gorge
A61B 5/11 - Mesure du mouvement du corps entier ou de parties de celui-ci, p. ex. tremblement de la tête ou des mains ou mobilité d'un membre
A gasket holding tool for holding a gasket to be inserted into an outer tube of a syringe, the gasket including: a gasket body; and an annular distal-end-side protruding portion that protrudes radially outward from a portion of an outer peripheral surface of the gasket body distal of a center in an axial direction of the gasket body and is in liquid-tight or gas-tight contact with an inner peripheral surface of the outer tube, the gasket holding tool including: a base plate; and a holding structure located on the base plate and configured to hold the gasket, wherein the holding structure includes: a cylindrical portion that protrudes from the base plate in a thickness direction of the base plate and into which the gasket is insertable, and a bulging portion that bulges radially inward from an inner peripheral surface of the cylindrical portion.
A61M 5/315 - PistonsTiges de pistonGuidage, blocage, ou limitation des mouvements de la tigeAccessoires disposés sur la tige pour faciliter le dosage
A61M 5/00 - 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
99.
INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING DEVICE
This information processing program causes a computer to execute processing of: acquiring health state information including disease information of a patient; identifying a disease or a constitution on the basis of the health state information; acquiring a heart sound waveform of the patient; setting an extraction condition of a feature point of the heart sound waveform on the basis of the disease or the constitution; and extracting the feature point of the heart sound waveform on the basis of the set extraction condition.
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 5/33 - Modalités électriques se rapportant au cœur, p. ex. électrocardiographie [ECG] spécialement adaptées à l’utilisation conjointe avec d’autres dispositifs
A61B 10/00 - Instruments pour le prélèvement d'échantillons corporels à des fins de diagnostic Autres procédés ou instruments pour le diagnostic, p. ex. pour le diagnostic de vaccination ou la détermination du sexe ou de la période d'ovulationInstruments pour gratter la gorge
A medical needle assembly (10) which, in a released state, releases the restriction on movement of an inner needle member (14) by a restriction part (18). The elastic force of a biasing member (34) causes, while in said released state, the inner needle member (14) to move in a direction toward the base end, causing at least a needle tip (40) of an inner needle (30) to be stored inside a housing (36).
