JP2015116359A - Caretaker assisting apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a novel-structure caretaker assisting device allowing a caretaker to easily take a care-receiver up in the arms, supporting the care-receiver at a wide range, and, when the caretaker takes the care-receiver up, capable of holding the posture of the care-receiver.SOLUTION: A caretaker assisting apparatus 10 for assisting care work of a caretaker 56 for a care-receiver 58, includes a pair of arm assist parts 50 and 50 on a carriage part 12 configured to move on a floor surface, the arm assist parts coming into contact with respective one lower faces of the left/right arm parts of the caretaker 56 and supporting the arm parts from the lower side. The arm assist parts 50 and 50 are liftably/lowerably supported by actuators 32 and 32. Opening parts 51 are provided on upper parts of the arm assist parts 50 and 50 respectively and at least parts of the arm parts are exposed therefrom upward. The caretaker assisting apparatus further includes movable means that can displace the arm assist parts 50 and 50 so as to come close to each other in the left and right. The arm assist parts 50 and 50 include support plates 54 spreading outward to the left and right respectively.

Description

  The present invention relates to a caregiver assistance device for assisting care work for lifting a person to be cared for such as an elderly person or a disabled person who is difficult to get up and move by himself / herself from a bed.

  2. Description of the Related Art Conventionally, when a care receiver who is difficult to get up and move by himself / herself is moved from a bed, a care work is performed in which the care worker lifts the care receiver in a prone position. This lifting care is generally performed by a caregiver inserting his arm between the body of a lying care receiver and the upper surface of the bed and lifting the caregiver while holding it.

  By the way, in such lifting care, the caregiver needs to hold the cared person with his / her arm in a stable manner. Therefore, depending on the physique of the caregiver and the cared person, the caregiver is required to have great strength. In some cases, care work was difficult.

  Therefore, in the transfer device disclosed in Japanese Patent Laid-Open No. 2001-269370 (Patent Document 1), a structure that supports the caregiver's arm from below and assists in lifting care is proposed. That is, the lifting arm (5) that supports the caregiver's arm from below is driven up and down by the generated force of the geared motor (14), so that the caregiver can lift the caregiver to the caregiver's arm. Auxiliary power is exerted.

  However, in the structure of Patent Document 1, the lifting arm (5) has a long and narrow shape that matches the arm portion of the caregiver. Because the person's head and legs cannot be supported, the cared person is lifted up in an unnatural posture, and the cared person has a risk of damaging the neck or falling to the foot side and falling. There was a risk of causing problems.

JP 2001-269370 A

  The present invention has been made in the background of the above-mentioned circumstances, and the problem to be solved is that the caregiver can easily lift the cared person and supports the cared person in a wide range, It is an object of the present invention to provide a caregiver auxiliary device having a novel structure capable of maintaining the care receiver's posture.

  Hereinafter, the aspect of this invention made | formed in order to solve such a subject is described. In addition, the component employ | adopted in each aspect as described below is employable by arbitrary combinations as much as possible.

  That is, the first aspect of the present invention is a care giver assisting device that assists a caregiver's care work for a care recipient, and includes a cart unit that is movable on the floor surface, and the cart unit. A pair of arm assisting portions are provided on the left and right arm portions of the caregiver to support the arm portions from below, and the pair of arm assisting portions are attached to the cart portion by an actuator. And an opening is provided in the upper part of the pair of arm assist parts so that at least a part of the arm parts is exposed upward. The movable means which can be displaced so that it may mutually approach is provided, and the support plate which spreads right and left outward is each provided in this pair of arm auxiliary | assistance part, It is characterized by the above-mentioned.

  According to the care giver assisting device having the structure according to the first aspect of the present invention, the caregiver is provided with the force generated by the actuator on the pair of arm assisting portions that support the left and right arm portions of the caregiver. It is possible to exert an auxiliary force on the caregiver's arm in the caregiving of the caregiver. Thereby, in the care work, the caregiver is not required to have a large arm strength, and the intended care can be easily and reliably performed regardless of the physique of the caregiver and the cared person.

  In addition, since the support plates are respectively provided on the left and right sides of the pair of arm assist portions, for example, when lifting a lying care receiver, the head and legs of the care receiver are supported from below by the support plate. It is done. Therefore, the cared person being held is held in a natural posture, and the cared person can be prevented from damaging the neck and the like, and the trouble that the cared person slides down due to the weight of the legs is also avoided. Is done. In addition, since the care recipient is supported over a wide area and the pressure is dispersed, pain and discomfort of the care recipient are reduced.

  In addition, the pair of arm assisting portions are allowed to move closer to each other by the movable means, and the pair of arm assisting portions are relatively moved closer to each other, so that the care receiver and the bed upper surface are placed between A pair of arm assisting parts can be inserted. As a result, the arm assisting portion where the arm portion of the caregiver is exposed is inserted so as to lead the support plate, so that the caregiver is greatly painful and uncomfortable due to the flexibility of the human body and the delicateness of the force. The arm assisting part and the support plate can be inserted into the lower side of the cared person without any problem.

  According to a second aspect of the present invention, in the caregiver auxiliary device described in the first aspect, there is provided a tilting means that can change and set the tilt angle of the support plate.

  According to the second aspect, for example, by changing the inclination angle of one support plate and raising the upper body of the cared person, one support plate is used as the back plate, and the other support plate is As a seating surface, it is possible to shift the cared person who is picked up from the prone position to the sitting position. Accordingly, the cared person lying on the bed can be lifted and transferred to the sitting position and transferred to a wheelchair or the like.

  According to a third aspect of the present invention, in the caregiver auxiliary device described in the second aspect, an angle regulating means for restricting a range of the inclination angle of the support plate that can be changed by the tilting means is provided. Is.

  According to the third aspect, it is possible to prevent the care receiver from taking an unnatural posture by preventing the support plate from being tilted excessively or tilting in the direction opposite to the purpose. Therefore, the cared person can be prevented from hurting his body or falling from the pair of arm assisting portions and the pair of support plates due to an unnatural posture.

  According to a fourth aspect of the present invention, in the care giver assisting device described in any one of the first to third aspects, the arm assisting portion and the support plate are integrally formed.

  According to the fourth aspect, stress concentration at the connection portion between the arm auxiliary portion and the support plate is avoided, and durability is improved. In addition, since the arm auxiliary portion and the support plate are integrated, a simple structure with a small number of parts can be obtained.

  According to a fifth aspect of the present invention, in the care giver assisting device described in any one of the first to third aspects, the arm assisting portion and the support plate are separated from each other, The support plate is connected so as to be capable of relative tilting.

  According to the fifth aspect, it is possible to tilt only the support plate without tilting the arm assisting portion, and when the support plate is tilted for the purpose of raising the back, the caregiver's pain And discomfort can be reduced.

  According to a sixth aspect of the present invention, in the caregiver auxiliary device described in any one of the first to fifth aspects, the upper surface of the support plate is inclined downward.

  According to the sixth aspect, when the cared person hung up is lowered on the bed, the cared person can be easily lowered forward because the upper surface of the support plate is inclined.

  According to a seventh aspect of the present invention, in the care giver assisting device described in any one of the first to sixth aspects, the pair of arm assisting portions supports a lower portion of the arm portion of the caregiver. In the receiving structure, the opening is formed in the entire upper part of the pair of arm assisting portions.

  According to the seventh aspect, since the upper surface of the caregiver's arm is exposed throughout, the caregiver's body is cared for when the arm assisting portion is inserted below the care receiver. Since a person's arm part contacts, the caregiver's pain and discomfort can be reduced more effectively. In addition, as an arm auxiliary | assistant part of a receiving structure, a lower half cylinder shape etc. can be employ | adopted, for example.

  According to an eighth aspect of the present invention, in the care giver auxiliary device described in any one of the first to seventh aspects, the pair of arm auxiliary portions are pivotally supported so as to be swingable with respect to the actuator. The movable means is configured.

  According to the eighth aspect, since the movable means is structured to allow the swing of the arm auxiliary portion relative to the actuator, the front portions of the pair of arm auxiliary portions are brought closer to each other by a compact structure. Can be displaceable.

  According to the present invention, lifting care is assisted by supporting the left and right arm portions of the caregiver with the pair of arm assisting portions and exerting the generation force of the actuator. In addition, since the support plates are attached to the pair of arm assist parts, the head and legs of the cared person can be supported by the support plate and the cared person can be held in a natural position. can do. Furthermore, the support plate is provided on the left and right outer sides of the arm assisting portion, and the pair of arm assisting portions can be moved toward and away from each other by the movable means, and the caregiver exposed at the arm assisting portion is exposed. Since the arm portion leads the support plate and is inserted under the cared person, pain and discomfort of the cared person can be reduced during insertion.

The perspective view which shows the caregiver auxiliary | assistance apparatus as 1st embodiment of this invention. The front view of the caregiver assistance apparatus shown in FIG. The figure explaining the raising care using the caregiver assistance apparatus shown in FIG. The figure explaining the process of holding a cared person using the caregiver assistance apparatus shown in FIG. The perspective view which shows the caregiver assistance apparatus as 2nd embodiment of this invention. FIG. 6 is a front view of the caregiver auxiliary device shown in FIG. 5. The right view of the caregiver assistance apparatus shown in FIG. The perspective view which shows the caregiver auxiliary | assistance apparatus as 3rd embodiment of this invention. The front view of the caregiver auxiliary device shown in FIG. FIG. 9 is a top view of the caregiver auxiliary device shown in FIG. 8.

  Embodiments of the present invention will be described below with reference to the drawings.

  1 and 2 show a caregiver auxiliary device 10 as a first embodiment of the present invention. The caregiver auxiliary device 10 is a device that assists a caregiver 56 described later when performing a care work for lifting a care receiver 58 described later, and has a structure in which the auxiliary means 14 is attached to the carriage unit 12. Has been. In the following description, unless otherwise specified, the vertical direction is the vertical direction in FIG. 2 that is vertically up and down, the front-rear direction is the direction perpendicular to the plane of FIG. 2, and the horizontal direction is the direction in FIG. Say right and left directions respectively.

  More specifically, the carriage unit 12 has a frame 16 that is substantially H-shaped when viewed in the vertical direction, and a wheel 18 provided at the four front and rear ends of the frame 16 is used on a floor surface (not shown). It can be moved freely. In the present embodiment, stoppers are provided on the two rear wheels 18 so that the movement of the carriage unit 12 by the wheels 18 can be restricted.

  Furthermore, a caregiver space 24 for the caregiver 56 to perform a caregiving work is provided behind the center coupling portion 22 of the frame 16 so that the caregiver 56 can directly ground the sole to the floor surface. A grounding area 26 is provided in an area surrounded by the frame 16 in the caregiver space 24. On the other hand, in the front of the frame 16 with the central connecting portion 22 interposed therebetween, a cared person space 28 for the cared person 58 to receive care is provided. In the present embodiment, a plate-shaped step portion 30 is provided in a region surrounded by the frame 16 in the cared person space 28 so that the cared person 58 can be placed thereon. .

  Further, auxiliary means 14 is attached to the central connecting portion 22 of the frame 16 of the carriage unit 12. The auxiliary unit 14 includes a pair of actuators 32 and 32. The actuator 32 has a known mechanism such as an electric type, a pneumatic type, or a hydraulic type, and is a direct acting type that outputs in the length direction by expansion and contraction. Each of the pair of left and right actuators 32, 32 has a lower end fixed to the carriage unit 12, and is erected on the carriage unit 12 so as to be extendable in the vertical direction. The actuator 32 is configured such that the upper part (piston 34) can rotate relative to the lower part (cylinder 36) in the circumferential direction around the central axis. Further, the amount of rotation relative to the upper and lower portions is limited, and in the present embodiment, rotation is possible in the range of 45 ° on both sides in the circumferential direction.

  Further, a pair of left and right foot pedals 38 is provided at the center connecting portion 22 of the frame 16. The foot pedal 38 is a pedal for operating the actuators 32 and 32 to move up and down. The foot pedal 38 is arranged on both the left and right sides of the actuators 32 and 32 and is provided toward the caregiver space 24. For example, when the care giver 56 steps on one foot pedal 38, the actuators 32, 32 extend, and when the care giver 56 steps on the other foot pedal 38, the actuators 32, 32 contract. Yes. In addition, by stopping the operation of the foot pedal 38, the lengths of the actuators 32 and 32 are held by the detent torque of the electric motor or the like.

  Further, connection members 40 are attached to the upper ends of the actuators 32, 32, respectively. The connection member 40 has a structure in which a groove-shaped guide member 44 extending in the front-rear direction is attached above the attachment portion 42 having a substantially cylindrical shape. The attachment portion 42 is pivotally supported on the upper end portion of the actuator 32 by a rotating shaft 46 extending in a substantially horizontal direction, and is allowed to be displaced in a twisting direction with respect to the actuator 32. The guide member 44 has a curved plate shape that is gradually inclined upward and leftward and outward, and the lower surface thereof is overlapped and fixed on the upper surface of the mounting portion 42. Further, the connecting member 40 is provided with a connecting protrusion 48 that protrudes upward.

  Each of the connecting members 40 and 40 is provided with an arm auxiliary portion 50. The arm assisting part 50 has a substantially lower semi-cylindrical shape extending substantially in the front-rear direction, and an opening 51 that opens upward is formed over the entire length of the upper part. Further, a through hole 52 extending in the circumferential direction with a predetermined length is formed in the rear end portion of the arm assisting portion 50. In addition, although the arm auxiliary | assistant part 50 of this embodiment is formed with the hard synthetic resin, you may form with an elastic body (elastomer etc.), a metal, etc. Furthermore, when the arm auxiliary portion 50 is hard, it is desirable to cover the surface with a cushioning material formed of an elastic body such as foamable resin, fiber, or elastomer.

  Further, a support plate 54 is integrally formed with each of the pair of left and right arm auxiliary portions 50, 50. The support plate 54 has a substantially rectangular plate shape, and extends outward from the circumferential end of the arm auxiliary portion 50 having a substantially semi-cylindrical shape. The support plate 54 of the present embodiment is formed integrally with the arm auxiliary portion 50 and is provided so as not to be relatively displaced with respect to the arm auxiliary portion 50.

  The pair of arm auxiliary portions 50 and 50 and the pair of support plates 54 and 54 that are integrally formed in this way are attached to the upper portion of the actuator 32. That is, the arm auxiliary portion 50 is fitted into the guide member 44 of the connecting member 40 attached to the upper portion of the actuator 32, and the connecting protrusion 48 is inserted into the through hole 52 and engaged therewith, so that the arm auxiliary portion. 50 is attached above the connection member 40. In this attached state, the pair of arm auxiliary portions 50, 50 are arranged in parallel to be separated from each other on the left and right, and the support plates 54, 54 provided integrally with the arm auxiliary portions 50, 50 Has spread.

  The pair of arm auxiliary portions 50 and 50 and the pair of support plates 54 and 54 are displaced up and down in the vertical direction by the expansion and contraction of the actuators 32 and 32. In this embodiment, a pair of arm auxiliary parts 50 and 50 are attached to each one of the actuators 32 and 32, and a pair of arm auxiliary parts 50 and 50 can be moved up and down independently of each other.

  Further, the arm auxiliary portion 50 and the support plate 54 can be set and changed in inclination angle with respect to the horizontal plane. That is, the lower surface of the arm auxiliary portion 50 and the upper surface of the guide member 44 are curved surfaces that substantially correspond to each other, so that the arm auxiliary portion 50 can slide in the circumferential direction with respect to the guide member 44. Thus, the arm auxiliary portion 50 and the support plate 54 can be tilted integrally. The pair of support plates 54 and 54 can be tilted independently of each other as shown in FIGS. In addition, the pair of support plates 54 and 54 are both configured such that the set inclination angle is held by a locking means (not shown), and is supported by releasing the holding of the inclination angle by the locking means. The inclination angle of the plate 54 can be changed and set.

  Further, in the present embodiment, since the connecting protrusion 48 is inserted into the through hole 52, the arm auxiliary portion 50 and the support plate 54 are brought into contact with each other by the contact between the connecting protrusion 48 and the inner peripheral surface of the through hole 52. Angle restricting means for restricting an inclination angle with respect to the horizontal plane is configured. The allowable range of the inclination angle between the arm assisting portion 50 and the support plate 54 is set as appropriate, and is set to, for example, −5 ° to 90 °. Here, the inclination angle of the support plate 54 is positive when the support plate 54 is inclined upward toward the left and right outer ends, and negative when the support plate 54 is inclined downward.

  Further, since the piston 34 of the actuator 32 can be rotated relative to the cylinder 36, the arm auxiliary portion 50 and the support plate 54 attached to the piston 34 of the actuator 32 are allowed to swing in the yaw direction. Has been. As a result, the pair of arm auxiliary portions 50, 50 are substantially pivotally supported with respect to the actuator 32, and the relative approach and separation of the front portion are allowed in the left-right direction. A movable means is configured.

  Further, since the connecting member 40 that supports the arm auxiliary portion 50 is allowed to tilt in the twisting direction with respect to the piston 34 of the actuator 32, the front portions of the pair of arm auxiliary portions 50 and 50 are displaced vertically. Can be made. In the present embodiment, the support plate 54 can be tilted to the left and right by sliding along the guide member 44 of the arm auxiliary portion 50, and the support plate 54 is moved back and forth by the twisting displacement of the connecting member 40 with respect to the actuator 32. The tilting means that can change and set the tilt angle of the support plate 54 is configured by them.

  The caregiver auxiliary device 10 having such a structure is used for lifting care as shown in FIG. 3, for example. Hereinafter, a usage example of the caregiver auxiliary device 10 will be described with reference to FIG.

  That is, first, as shown in FIG. 3A, the caregiver 56 causes the caregiver auxiliary device 10 to approach the bed 60 on which the care receiver 58 lies from the side by pushing the caregiver auxiliary device 10 or the like. . In addition, the front part of a pair of arm assistance parts 50 and 50 is mutually spaced apart beforehand, and a pair of arm assistance parts 50 and 50 and a pair of support plates 54 and 54 are the cared person's 58 head side and foot side. The caregiver auxiliary device 10 is moved so as to be positioned at the position.

  Next, the actuator 32 is operated to lower the pair of arm auxiliary portions 50, 50 and the pair of support plates 54, 54 to the height of the upper surface of the bed 60. It inserts in each opening part 51 of a pair of arm assistance parts 50 and 50, and mounts on each one of a pair of arm assistance parts 50 and 50. Thereby, each one of a pair of arm auxiliary | assistance parts 50 and 50 was contact | abutted with respect to the lower surface of the left and right arm part of the caregiver 56, and the left and right arm parts were made into the semi-cylindrical underlay structure. The pair of arm auxiliary portions 50 and 50 are supported from below. Moreover, the upper surface of the arm portion of the caregiver 56 placed on the arm assisting portion 50 is exposed upward by the opening 51, and in this embodiment, the upper half of the arm portion is located above the arm assisting portion 50. It protrudes.

  And as shown in FIG.3 (b), when the caregiver 56 moves an arm part and makes the front part of a pair of arm auxiliary parts 50 and 50 mutually approach, a pair of arm auxiliary parts 50 and 50 and The pair of support plates 54, 54 are inserted between the cared person 58 and the bed 60.

  More specifically, as shown in FIG. 4A, the care giver auxiliary device 10 is virtually shown by a two-dot chain line in a state where the front parts of the pair of arm auxiliary parts 50 and 50 are separated from each other. The care giver 58 is approached from the side, and the care giver 56 stands in the care giver space 24 and places the left and right arm portions on one of the pair of arm assisting portions 50 and 50. Then, the caregiver 56 moves the pair of arm auxiliary parts 50 and 50 by moving the left and right arm parts so that the front parts approach each other, as shown in FIG. The left and right arms are inserted below the shoulders and buttocks of the cared person 58. Further, by inserting the left and right arm portions, one of the support plates 54 is inserted from the head side of the cared person 58 to the lower side of the head, and the other support plate 54 is inserted into the cared person. It is inserted from the foot side of 58 to the lower side of the thigh. Thus, the caregiver 56 supports the care receiver 58 from the shoulder to the head by the left arm and the one arm assisting part 50 and the support plate 54, and the right arm and the other arm assisting part 50 and the support plate. 54, the care receiver 58 can be supported from the buttocks to the legs.

  Next, in a state where the pair of arm assist portions 50 and 50 and the pair of support plates 54 and 54 are inserted below the cared person 58, the actuator 32 is operated, and the arm assist portions 50 and 50 and the support plate are operated. By raising 54 and 54, the cared person 58 is lifted from the bed 60 as shown in FIG. If the connecting member 40 is slightly displaced with respect to the actuator 32 in accordance with the raising of the arm assisting portion 50 by the actuator 32, the arm assisting portion 50 tilts upward toward the front. Is effectively prevented from falling forward.

  And by moving the caregiver auxiliary device 10 in the state where the cared person 58 is held up, the cared person 58 can be moved up while being held up. The caregiver 56 can move the caregiver auxiliary device 10 by applying a force to the pair of arm auxiliary portions 50 and 50 with the arm portions placed on the pair of arm auxiliary portions 50 and 50. Further, for example, the arm part is pulled backward from between the pair of arm assisting parts 50, 50 and the cared person 58, and the cared person 58 is attached to the pair of arm assisting parts 50, 50 and the pair of support plates 54, 54. The caregiver auxiliary device 10 can be moved in the state of being placed.

  In the state where the cared person 58 is held up, the upper body of the cared person 58 is raised by tilting the one support plate 54 supporting the head side toward the left and right outwards. It is also possible to shift from the supine position to the sitting position on 10.

  According to the care giver auxiliary device 10 having the structure according to this embodiment, the left and right arm portions of the care giver 56 holding the care receiver 58 by the pair of arm auxiliary portions 50 and 50 that are moved up and down by the actuator 32. Is supported from below and is moved up and down by the output of the actuator 32. Therefore, the caregiver 56 can lift the cared person 58 even with a small arm strength, and the care work becomes easy.

  Further, since the support plates 54 are respectively provided on the left and right sides of the pair of arm assist portions 50, 50, for example, a state where the shoulder portion and the buttocks of the care recipient 58 are supported from below by the arm assist portion 50. Thus, the head and legs of the care recipient 58 can be supported by the support plate 54. This can prevent the cared person 58 from damaging the neck and the like due to an unnatural posture, and can prevent the cared person 58 from easily falling to the foot side due to the weight of the leg.

  Moreover, the pair of arm assisting portions 50 and 50 from which the arm portion of the caregiver 56 is exposed are inserted between the care receiver 58 and the bed 60 before the pair of support plates 54 and 54. . As a result, the body of the cared person 58 comes into contact with the arm part of the carer 56 supported by the arm assisting part 50, so that the cared person 58 receives pain and pain due to the flexibility of the human body and the delicateness of the force. The pair of arm assisting parts 50 and 50 and the pair of support plates 54 and 54 can be inserted between the care receiver 58 and the bed 60 without giving unpleasant feeling.

  In particular, in this embodiment, an opening 51 that opens upward is formed on the entire upper part of the pair of arm assisting parts 50, 50, and the entire arm part of the caregiver 56 supported by these arm assisting parts 50, 50. Is exposed upward through the opening 51. As a result, the arm portion of the caregiver 56 is preferentially brought into contact with the body of the care receiver 58, and pain caused by the contact between the pair of arm auxiliary portions 50 and 50 and the pair of support plates 54 and 54 is reduced. Discomfort can be reduced more effectively.

  Further, the pair of arm auxiliary portions 50 and 50 are swingable in the yaw direction with respect to the cylinder 36 of the actuator 32, thereby constituting a movable means, and in front of the pair of arm auxiliary portions 50 and 50. The parts can be moved close to each other. Therefore, the size of the device is reduced as compared with a structure in which the pair of arm auxiliary portions 50, 50 slides to the left and right to approach and displace.

  Further, in this embodiment, the arm auxiliary portion 50 and the support plate 54 are integrally formed, so that a simple structure with a small number of parts is achieved, stress concentration is avoided, and durability is improved. It is done.

  Further, the arm assisting portion 50 can be tilted along the guide member 44, and the support plate 54 formed integrally with the arm assisting portion 50 can be tilted together with the arm assisting portion 50. Thereby, the cared person 58 can be shifted from the supine position to the sitting position by tilting the support plate 54 that supports the head side of the cared person 58 held up to the left and right outwards. Furthermore, for example, the care receiver 58 falls to the foot side due to the weight of the foot by tilting the support plate 54 that supports the leg side of the care receiver 58 slightly to the left and right outwards. Can be prevented.

  Further, the range of the inclination angle of the support plate 54 is limited by the locking of the connecting projection 48 and the through hole 52. Therefore, it is possible to prevent the inclination angle of the support plate 54 from being increased more than necessary and the care receiver 58 from having an unnatural posture.

  5-7, the caregiver assistance apparatus 70 as 2nd embodiment of this invention is proposed. The care giver auxiliary device 70 has a structure in which auxiliary means 72 is attached to the carriage unit 12. In the following description, members and portions that are substantially the same as those in the first embodiment are denoted by the same reference numerals in the drawings, and the description thereof is omitted.

  The auxiliary means 72 has a structure in which a connecting member 74 is attached to the piston 34 of the actuator 32. The connection member 74 of the present embodiment is configured by the mounting portion 42 that is pivotally supported by the piston 34, and the guide member 44 of the embodiment is omitted.

  In addition, an arm auxiliary portion 76 is attached to the upper surface of the attachment portion 42. The arm auxiliary portion 76 has a substantially semi-cylindrical shape as in the first embodiment. In this embodiment, the rear end portion of the arm auxiliary portion 76 is fixed to the attachment portion 42.

  Further, a support plate 78 is attached to the arm auxiliary portion 76. The support plate 78 is formed separately from the arm auxiliary portion 76 by a hard synthetic resin or the like, and is connected to the left and right outer ends of the arm auxiliary portion 76 by pins 80 extending in the front-rear direction. Thereby, the support plate 78 is allowed to be tilted relative to the arm auxiliary portion 76 around the pin 80, and the left and right outer ends can be moved up and down. In the present embodiment, the tilting means is constituted by the left-right tilt of the support plate 78 due to the relative tilt of the support plate 78 with respect to the arm auxiliary portion 76 and the front-back tilt of the support plate 78 due to the twisting displacement of the connecting member 74 with respect to the actuator 32. Has been. In addition, the amount of relative tilting of the support plate 78 with respect to the arm auxiliary portion 76 is limited by the front and rear center portions of the support plate 78 being in contact with the front and rear center portions of the arm auxiliary portion 76, and thus the present embodiment. A form angle restricting means is configured.

  According to the care giver auxiliary device 70 having the structure according to the present embodiment, the pair of arm auxiliary portions 76 and 76 and the pair of support plates 78 and 78 are formed as separate bodies and are relative to each other by the pin 80. It is connected so that it can tilt. Thereby, it is possible to tilt only the support plate 78 without tilting the arm assisting portion 76, and the pain and discomfort of the care recipient 58 are reduced. It is also possible to form the arm auxiliary portion 76 and the support plate 78 from different materials, and the performance required for the arm auxiliary portion 76 and the support plate 78 can be set efficiently.

  Moreover, the caregiver auxiliary | assistance apparatus 90 as 3rd embodiment of this invention is shown by FIGS. The caregiver auxiliary device 90 has a structure in which auxiliary means 92 is provided in the cart unit 12.

  More specifically, the auxiliary means 92 has a structure in which an arm auxiliary portion 94 is attached above the pair of left and right actuators 32, 32 via connection members 74, respectively. In the present embodiment, actuators 32 are erected on both left and right ends of the carriage unit 12.

  The arm auxiliary portion 94 extends across the left and right of the support portion 96 that supports and supports the arm portion of the caregiver 56 from below, the suspended portion 98 that extends forward from the support portion 96, and the front end portion of the suspended portion 98. And an auxiliary band 100 that supports the lower surface of the wrist of the caregiver 56.

  The support portion 96 is a substantially lower semi-cylindrical member formed of a hard synthetic resin, and has a surface covered with, for example, a cushion material. Further, the support portion 96 has a rear end portion fixed to the connection member 74.

  The suspending portion 98 includes a pair of left and right support portions 102 and 102 that protrude upward and extend forward on both sides of the support portion 96 in the width direction, and a connecting portion 104 that connects the support portions 102 and 102 to each other at the tip. Is integrated. As a result, in the arm assisting portion 94 of this embodiment, a part of the upper portion is covered with the connecting portion 104, and the opening 51 is formed in a region where the connecting portion 104 is removed. The suspended portion 98 may be formed of a synthetic resin or the like. Preferably, the suspended portion 98 is a soft member formed of a rubber elastic body or the like, so that the discomfort of the care recipient 58 due to the contact is made. Reduced.

  The auxiliary band 100 is a band made of cloth or rubber, and both end portions are attached to the left and right sides of the connecting portion 104 in the suspended portion 98 and are attached across the left and right end portions of the connecting portion 104. Accordingly, the front end portion of the arm auxiliary portion 94 is formed into a substantially annular shape or a cylindrical shape by the connecting portion 104 and the auxiliary band 100. The wrist of the caregiver 56 is inserted between the connecting portion 104 and the auxiliary band 100 and is supported by the auxiliary band 100 from below.

  A support plate 106 is disposed on the left and right sides of the arm assisting portion 94. The support plate 106 has a substantially rectangular plate shape, and its upper surface is an inclined surface inclined downward toward the front, and gradually becomes thinner toward the front. The support plate 106 is attached to the support portion 96 of the arm assisting portion 94 by a hinge portion 110 having a rear end portion inserted through a pin 108 extending in the thickness direction. The hinge portion 110 allows the support plate 106 to be displaced relative to the arm auxiliary portion 94 in the yaw direction. In addition, the yaw direction displacement around the pin 108 with respect to the arm auxiliary portion 94 of the support plate 106 is allowed, and the tilting of the support plate 106 with respect to the actuator 32 of the connecting member 74 is allowed to tilt forward and backward. The tilting means of this embodiment is configured.

  According to the care giver assisting device 90 having the structure according to this embodiment, since the hand of the care giver 56 is supported by the auxiliary band 100, the care giver 56 is prevented from hurting the wrist due to the care work. The

  Further, the support plate 106 is connected to the arm auxiliary portion 94 via the hinge portion 110 so that the support plate 106 can swing in the yaw direction with respect to the arm auxiliary portion 94. Accordingly, the position of the support plate 106 can be changed and set as necessary. For example, when the support plate 106 is unnecessary, the support plate 106 is swung backward by 90 ° to thereby support the plate 106. Can also be positioned on the caregiver space 24 side.

  In addition, the support plate 106 of the present embodiment is an inclined surface whose upper surface is gradually inclined downward toward the front, and the cared person 58 can be easily lowered forward using the inclination.

  Moreover, since the suspension part 98 is provided so that the upper part of the arm part of the caregiver 56 may be straddled, if the caregiver 56 moves the front-end | tip of an arm part up and down, a connection member will be accompanied with a motion of an arm part. 40 is displaced in a twisting direction with respect to the actuator 32. Thereby, the twisting displacement of the connecting member 40 with respect to the actuator 32 can be easily controlled by the arm force of the caregiver 56.

  As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited by the specific description. For example, in the embodiment, the support plate has a substantially rectangular plate shape, but the shape of the support plate is not particularly limited.

  In the above embodiment, the support plate can be tilted left and right by the tilting means. However, the tilting means is not essential, and the support plate may be provided so as not to tilt at a predetermined angle in the left-right direction.

  Furthermore, in the above-described embodiment, the support plate can be tilted back and forth due to the twisting displacement of the connecting member with respect to the actuator. However, such tilting of the support plate in the front-rear direction is not essential, and the support plate is in the front-rear direction. May be provided so as not to tilt at a predetermined angle.

  In addition, it is desirable that the caregiver's arm part can be easily separated from the arm assistance part without being restrained by the arm assistance part. It may be attached so that it does not come off.

  In addition, after inserting the arm assisting part and the support plate under the cared person, the caregiver removes the arm part from between the arm assisting part and the bed and then operates the actuator to place the cared person. The arm assisting portion and the support plate can be moved up and down while being separated from the arm portion of the caregiver.

  Furthermore, a wall or a protrusion for preventing the cared person from falling can be provided at the rear end of the arm assisting portion and the support plate.

  In addition, the pair of arm assist portions do not need to be lifted and lowered by independent actuators. For example, the pair of arm assist portions may be lifted and lowered simultaneously by one actuator. Thereby, simplification of the structure, downsizing of the apparatus, reduction of weight, reduction of energy consumption, and the like can be achieved.

  The actuator is not limited to a structure in which a caregiver operates with a foot by a foot pedal, and the caregiver may be operated by a switch or the like by hand.

  Moreover, in the said embodiment, the movable means which makes the front-end part of a pair of arm auxiliary | assistant part close mutually displaceable by rocking | fluctuation is comprised by the piston of an actuator being rotatable with respect to a cylinder. However, the movable means is not limited to such a structure. Specifically, for example, by attaching a rail extending left and right to the piston and enabling the arm auxiliary portion to slide and move left and right along the rail, the entire pair of arm auxiliary portions can be displaced toward each other. It is also possible to constitute a movable means. For example, if the support plate is connected to the arm auxiliary part by a multi-joint structure or a multi-axis joint structure (for example, a flexible arm), the relative displacement of the support plate with respect to the arm auxiliary part is allowed with a large degree of freedom. be able to.

  Caregiver is a person who is difficult to transfer between bed and wheelchair by himself and who needs the assistance of another person (caregiver). Including the person. Therefore, the caregiver auxiliary device of the present invention can be suitably used not only in a narrow sense of care but also in a broad sense of care including assistance at a medical site.

10, 70, 90: caregiver assistance device, 12: cart section, 32: actuator, 50, 76, 94: arm assistance section, 54, 78, 106: support plate, 56: caregiver, 58: cared person

Claims (8)

A caregiver assistance device that assists a caregiver's care work for a care recipient,
A pair of arm assisting portions that are provided with a cart portion that is movable on the floor surface and that support the arm portions from below by contacting each lower surface of the left and right arm portions of the caregiver on the cart portion. The pair of arm assisting parts are supported by the actuator so as to be movable up and down with respect to the carriage part, and an opening is provided on the upper part of the pair of arm assisting parts to provide at least one of the arm parts. And a pair of arm assisting portions are provided to displace the pair of arm assisting portions so as to approach each other on the left and right sides. A caregiver auxiliary device, characterized in that a support plate extending outward is provided.   The care giver assisting device according to claim 1, wherein tilting means for changing and setting the tilt angle of the support plate is provided.   The care giver assisting device according to claim 2, further comprising an angle restricting unit that restricts a range of an inclination angle of the support plate that can be changed by the tilting unit.   The caregiver assistance apparatus as described in any one of Claims 1-3 in which the said arm assistance part and the said support plate are integrally formed.   The care giver auxiliary device according to any one of claims 1 to 3, wherein the arm auxiliary portion and the support plate are separated from each other, and the arm auxiliary portion and the support plate are connected so as to be relatively tiltable.   The caregiver assistance apparatus as described in any one of Claims 1-5 in which the upper surface of the said support plate inclines downward toward the front.   7. The pair of arm assisting portions is a receiving structure that supports a lower portion of the arm portion of the caregiver, and the opening is formed in the entire upper portion of the pair of arm assisting portions. The caregiver auxiliary device according to any one of the above.   The care giver assisting device according to any one of claims 1 to 7, wherein the movable means is configured by pivotally supporting the pair of arm assisting portions with respect to the actuator.