Abstract: A syringe drive device 15 according to the present invention includes: an outer tube fixing portion 31 that detachably fixes an outer tube 22 of a syringe 16; a plunger holder 21 that holds a plunger 17 of the syringe 16; and a drive portion that moves the plunger holder 21 along an axis of the syringe.

Abstract: A syringe drive device 11 includes a fixing section 15 fixing an outer tube 14, a movable holder 16 holding a plunger 13, and a drive section 42 driving the holder 16 along an axis of the plunger to push and pull the plunger with respect to the outer tube 14. An internal pressure detector 18 has a positive pressure detection switch 63 detecting an internal pressure of a syringe 12. A determination section 41 determines issue of an alert when the holder 16 is stopped and the positive pressure detection switch 63 is ON. A display section 19 is lit to indicate the alert when the determination section 41 determines issue of the alert.

Abstract: A medicine collecting system (11) includes a cart (14) having a plurality of housing units (23) that each house a tray (12), and a dispenser (13) that dispenses a first medicine to the tray housed in each housing unit of the cart (14) according to prescription information that indicates the type of a medicine to be dispensed to each tray and the number of the medicines and is set for each tray. A memory unit (28) of the system (11) stores, for each tray, the prescription information with housing unit identification information that identifies the housing unit housing the tray to which the first medicine is dispensed by the dispenser (13), in association with one another.

Abstract: A robot arm has a drive gear that has a shaft, a gear frame being capable of turning about the shaft of the drive gear, a first follower gear being capable of turning, in synchronization with the drive gear, about a shaft fixed to the gear frame, in a direction opposite to the turning direction of the drive gear, a transmission control mechanism that is capable of locking the first follower gear to the drive gear, an arm that moves in synchronization with the first follower gear, and a collision detection unit that is capable of detecting a collision between the arm and an obstacle. The transmission control mechanism unlocks the follower gear from the drive gear in response to detection, by the collision detection unit, of a collision between the arm and the obstacle. The robot arm enables quick cushioning of the impact force of the collision.

Abstract: A cooking assistance robot is capable of efficient mixing using ingredients that are unlikely to be evenly heated. The cooking assistance robot performs cooking by physically moving ingredients in a cooking container selects a mixing direction for leveling a mountain and performs a mountain leveling operation in the selected mixing direction in a presence of a mountain of a specified height or higher in the cooking container.

Abstract: The joint mechanism includes a first link, a second link, a third link, a shaft supported on the second link to be rotatable about an axis thereof, and movable in an axis direction thereof, a first worm and a second worm mounted on the shaft, a first worm wheel in mesh with the first worm to pivotally move the first link with respect to the second link, and a second worm wheel in mesh with the second worm to pivotally move the third link with respect to the second link. The first link and the third link are pivotally moved in opposite directions to each other by rotating the shaft, and pivotally moved in identical directions to each other by moving the shaft in the axis direction.

Abstract: A medicinal liquid preparation assist system according to the present invention includes a medicine bottle weight measurement unit having a first weight measurement portion for measuring the total weight of medicine bottles placed on a medicine bottle mounting portion; an infusion bag weight measurement unit having a second weight measurement portion for measuring the weight of an infusion bag placed on an infusion bag mounting portion; a storage unit; a control unit for producing auditing information based on changes in weight measured by the medicine bottle weight measurement unit and the infusion bag weight measurement unit, and storing the produced auditing information in the storage unit; and an information presentation unit for displaying at least one of information about medicinal liquids to be injected into the infusion bag, the information being stored beforehand in the storage unit, and the auditing information stored in the storage unit by the control unit.

Abstract: A medicinal solution injection apparatus 10 includes a composite needle 12 including a needle base portion 12c, an injection needle 12d, and an adjustment needle 12e, a pressure generating portion 13 configured to discharge a compressed air, a measuring portion 14 configured to measure a filling amount and a filling speed of a medicinal solution by measuring a position of a gasket 17a of a syringe 17, and a control portion 15 configured to control the pressure generating portion 13 and the measuring portion 14. The compressed air is introduced into a vial container 16 through an edge 12h of the adjustment needle 12e located above a liquid surface 16a of the medicinal solution in the vial container 16 (outside the liquid surface) to press the liquid surface 16a of the medicinal solution downward, so that a medicinal solution 16b is injected into the syringe 17 through an edge 12i of the injection needle 12d in the medicinal solution 16b.

Abstract: In a bed including a wheelchair and a bed main body portion, the wheelchair has a seating bottom portion composed of bendably coupling a plurality of divided members, a chair bottom support member supporting the seating bottom portion, the chair bottom support member for changing a shape of a leg bottom part in conjunction with inclination of a back bottom part, a chair base portion fixing the chair bottom support member, front casters provided in the chair base portion, the front casters being capable of freely changing the direction, both side wheel bottom support members axially supported on the chair base portion, rear casters provided in one ends of the both side wheel bottom support members, the rear casters being capable of freely changing the direction, traveling wheels provided in the other ends of the both side wheel bottom support members, whose traveling direction is fixed to the straight-moving direction, and caster links coupling parts of the both side wheel bottom support members on the side of

Abstract: A movable part which combines with a stationary part to form a bed includes: a contact sensor (50); wheels (44) rotatable in all directions; a body drive unit (31) which drives the wheels (44); an avoidance instruction unit (51) which generates an avoidance instruction according to a result of detection by a contact sensor (50); a rotation center setting unit (52) which sets a rotation center Q2 for the avoidance instruction; an avoidance instruction translation unit (54) which translates the avoidance instruction and the rotation center Q2 into a move instruction; and a position detection unit (34) which detects a positional relationship to a docking area (20), and the rotation center setting unit (52) sets the rotation center according to the positional relationship detected by the position detection unit (34).

Abstract: A wheelchair including a seating bottom portion, a chair back bottom support member supporting a chair back bottom member, a chair knee bottom support member supporting a chair knee bottom member, a chair leg first bottom support member bendably coupled to the chair knee bottom support member, the chair leg first bottom support member supporting a chair leg first bottom member, a chair leg second bottom support member bendably coupled to the chair leg first bottom support member, the chair leg second bottom support member supporting a chair leg second bottom member, a chair base portion bendably coupling the chair back bottom support member and the chair knee bottom support member and supporting a chair waist bottom member, a first link portion coupling the chair back bottom support member and the chair knee bottom support member, and a second link portion coupling the chair back bottom support member and the chair leg first bottom support member to each other, the wheelchair forms a bed capable of being chan

Abstract: A bed is composed of combining a wheelchair and a bed main body portion. The wheelchair has a seating bottom portion composed of bendably coupling a plurality of divided members, a chair bottom support member supporting the seating bottom portion, a chair base portion for fixing the chair bottom support member, and traveling wheels supporting the chair base portion. The bed main body portion has a bed bottom portion composed of bendably coupling a plurality of divided members, a bed bottom support member supporting the bed bottom portion, and a bed base portion for fixing this bed bottom support member. In the case where the wheelchair and the bed main body portion are combined, a support member supporting the seating bottom portion is switched from the chair bottom support member to the bed bottom support member, and the bed bottom portion and the seating bottom portion integrally perform posture change in accordance with posture change of the bed bottom support member.

Abstract: The joint mechanism includes a first link, a second link, a third link, a shaft supported on the second link to be rotatable about an axis thereof, and movable in an axis direction thereof, a first worm and a second worm mounted on the shaft, a first worm wheel in mesh with the first worm to pivotally move the first link with respect to the second link, and a second worm wheel in mesh with the second worm to pivotally move the third link with respect to the second link. The first link and the third link are pivotally moved in opposite directions to each other by rotating the shaft, and pivotally moved in identical directions to each other by moving the shaft in the axis direction.

Abstract: A liquid medicine identification apparatus includes a pattern projection unit, a placing unit that places thereon a medicine container filled with a liquid medicine, an imaging camera, and an image processing unit. Imaged image information imaged by the imaging camera after transmitting light and dark patterns of the pattern projection unit through the medicine container is compared with reference image information by the image processing unit, and a type of the liquid medicine or the medicine container is determined.

Abstract: The contact sensor includes a conductive fabric, an insulative spacer having multiple openings, and a conductive sheet of a sheet-shaped conductor. The insulative spacer is interposed between the conductive fabric and the conductive sheet. Upon contact of a soft object such as a human body portion on the conductive fabric with force equal to or greater than a certain strength, the insulative spacer sinks in the soft object with the conductive fabric interposed therebetween. The conductive fabric is deformable in conformity with insulative pieces of the insulative spacer, such that touching of a portion of the conductive fabric on the conductive sheet provides detection of contact of the soft object.

Abstract: An electric wheelchair includes a body portion, an operating section to detect an operation by an operator, an obstacle sensor to detect an obstacle existing in the vicinity of the body portion, an obstacle determination section to form a search region extending from the body portion in an operating direction, and to determine an obstacle existing in the search region, as the obstacle to be avoided, a virtual repulsive force calculation section to calculate a virtual repulsive force to move the body portion away from the obstacle determined by the obstacle determination section, a resultant force calculation section to calculate a resultant force composed of an operating force and the virtual repulsive force, and a control section to control a movement of the body portion so that the body portion is moved in a direction of the resultant force.

Abstract: A syringe drive device 1 includes a cylinder holding section 3 configured to detachably hold a cylinder 201, a piston manipulating section 4 detachably coupled with a piston, and a piston drive section 5 including racks 31A and 31B coupled with the piston manipulating section 4 and configured to move the piston manipulating section 4 so that a piston 202 is moved in a push-in direction or a pull-out direction. A cylinder 200A having a given capacity (for example, 50 cc) is directly loaded in the syringe drive device 1 with no adapter therebetween. A syringe 200C having a different capacity (for example, 20 cc) is loaded in the syringe drive device 1 by means of a cylinder adapter 81 and a piston adapter 82.