JP2006325868A - Rising/movement assisting apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a rising/movement assisting apparatus which enables a care receiver who cannot stand up by himself/herself to safely stand up without any anxiety, subsequently change direction and safely sit on a chair or a bed at a transfer site. <P>SOLUTION: A post 3 is raised on a turn table 2 supported by a base plate 1, a lifting arm 5 is tiltably mounted on the upper part of the post via a rotary hinge 4, and a slide mechanism 6 which brings a holding part 5a disposed on this lifting arm 5 close to or away from the rotary hinge 4 is provided. This apparatus supports the sides and chest of the sitting care receiver by the holding part 5a, subsequently allows the care receiver to take a slouchy posture by moving the holding part to the rotary hinge 4 side, allows the care receiver supported by the holding part 5a to stand up on the turn table 2 by rotating the lifting arm 5 after fixing the holding part 5a to the transfer site, returns the lifting arm 5 to a falling-down posture after changing direction by rotating the turntable, and allows the care receiver to sit down at the transfer site. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention allows a cared person (care recipient) such as a sick person, an elderly person, or a disabled person who cannot stand up on his / her own, to stand up from a state where he / she sits on a chair or bed, and then to another chair or bed after changing direction. The present invention relates to an upright movement assist device used when moving to a position such as.

  The task of helping a cared person who has difficulty standing up by himself / herself is not easy, and places a heavy burden on the carer. Various devices have been developed to reduce the burden. Examples of such devices include those disclosed in Patent Documents 1 to 3 below.

  In Patent Document 1, an arm having an operation arm is attached to the upper end of a support provided on a base via a rotary hinge, and a grip that can be gripped by the cared person and a sling for lifting the cared person A hook for suspending the seat is provided, and the caregiver rotates the arm to lift the cared person wrapped in a sling seat, and the arm rotation at this time is assisted by a gas spring to reduce the burden on the caregiver. A stand-up lift is disclosed.

  Further, Patent Document 2 is provided with a movable shaft that can be rotated about a horizontal axis on a base having wheels and a drive mechanism for the movable shaft, and a holding mechanism provided at the tip of the movable shaft is used for a chest of a cared person. In this state, a moving instrument is disclosed that raises the movable shaft to lift the cared person and assists the standing up. Further, Patent Document 3 sets up a tiltable column on the turntable. In this state, the caregiver sitting on the edge of the bed covers the body support provided on the column with the column tilted, and in this state the column is tilted using the prime mover as the power source. A transfer machine is disclosed in which the vehicle is seated on a chair or the like to be moved upright, performing a direction change by a turntable and a return operation of the inclination of the column.

  However, the stand-up lift disclosed in Patent Document 1 is in a state in which the cared person is suspended, so that the cared person is particularly inclined when the cared person is unable to firmly grasp the grip. There is a risk of falling off. In addition, since the cared person is lifted and raised in a state where the center of gravity is greatly deviated from the position of the foot, anxiety is given to the cared person.

  The moving device disclosed in Patent Document 2 also lifts the cared person in a state where the carer's chest holding point is far away from the position of the foot.

Further, the transfer machine disclosed in Patent Document 3 imposes an unreasonable posture when putting the body support on the body support, and places a burden on the cared person. Moreover, since this apparatus requires a tilting device including a power source, an increase in cost is inevitable. In addition, this device is more difficult to balance than the devices disclosed in Patent Documents 1 and 2, and it is necessary to prevent the caregiver from falling.
JP 2002-65766 A JP 2000-70314 A Japanese Patent Laid-Open No. 10-192346

  The present invention provides a standing movement assist device that allows a cared person to stand up safely and safely without placing a burden on the person, and then to turn around and safely sit on a chair, bed, etc. The issue is to provide.

  In order to solve the above-mentioned problems, in the present invention, a turntable, a support column standing on the turntable, and a lever for rotating operation on one end side attached to an upper portion of the support column via a rotation hinge so as to be raised and lowered And a mechanism for moving the holding portion provided at the other end of the lifting arm in a direction approaching and moving away from the rotary hinge and fixing the moving arm to the destination by a locking means. Support the side and chest of the cared person in a seated state with the holding part, and then move the holding part to the rotating hinge side to make the cared person lean forward, and the holding means with the locking means After fixing the lifting arm, the lifted arm is rotated in the standing direction to raise the care receiver supported by the holding portion on the turntable. Lift return the arm to the horizontal position to provide a standing movement assisting device so as to sit the care to the destination.

Preferred embodiments of the standing movement assist device are listed below.
(1) At least one of a pair of left and right grips provided in the vicinity of the rotary hinge and a hold belt that wraps around the back of the cared person and fixes the cared person to the holding portion is provided.
(2) A height adjusting mechanism for changing the height of the lifting arm and a width adjusting mechanism for changing the width of the holding portion are provided.
(3) A wheel for movement is provided on the base plate of the turntable. If the wheel is provided with a stopper, the turntable can be placed during the movement of the cared person to improve the stability of the moving operation. In addition, the wheel is mounted on the base plate of the turntable so that it can be moved in and out, and the wheel protruded to the bottom of the base plate by the force of the urging means sinks into the base plate with the weight of the cared person on the turntable. By doing so, it is possible to achieve the same object by using a wheel without a stopper and saving the effort of the stopper operation.
(4) A rotation lock means capable of releasing the lock for stopping the rotation of the turntable is provided.
(5) Rotation assisting means such as an air damper that assists the lifting arm in the standing direction rotation is provided.

  In addition, an electric rotation drive mechanism that moves the lifting arm, a fall prevention auxiliary base that extends the grounding area of the base plate to increase the fall prevention effect of the apparatus, a fall prevention auxiliary arm, and the like can be added.

  The standing movement assist device according to the present invention is configured such that the holding portion provided on the lifting arm can be moved toward and away from the rotating hinge serving as a fulcrum of rotation of the arm, and the side and chest of the care receiver are supported by the holding portion. The holding part is brought close to the rotating hinge. As a result, the cared person is leaning forward and the center of gravity of the cared person approaches the foot. Since this state is maintained and the lifted arm is rotated in the standing direction to raise the cared person on the turntable, the stability is high and the user can stand and sit safely.

  Moreover, the cared person can be allowed to stand without feeling uneasy by bringing the center of gravity close to the position of the foot. In addition to this, after supporting the side and the chest, the holding portion is brought close to the rotary hinge so that the cared person is leaned forward, so that the cared person is not forced to take an unreasonable posture.

  In addition, the thing provided with a grip in the vicinity of the rotary hinge can make the care recipient grasp the grip and make it possible to stand and sit more safely. Moreover, the thing provided with the hold belt and grip which fixes a care receiver to a holding part can also make a care receiver who cannot hold a grip stand safely.

  Furthermore, the thing provided with the height adjustment mechanism of a raising arm and the width adjustment mechanism of a holding part can respond to the change of a physique of a cared person, and the use range of an apparatus is expanded.

  Moreover, what equips the baseplate of a turntable with a wheel can move an apparatus easily. If the wheel is provided with a stopper, the device can be fixed at a fixed position to increase the stability of the cared person's movement. This wheel is mounted on the base plate of the turntable so that it can be moved in and out, and the wheel projected to the bottom of the base plate by the force of the urging means sinks into the base plate with the weight of the cared person on the turntable. In this case, no stopper is required, and the same object can be achieved without the trouble of switching between locking and unlocking the stopper.

  The thing provided with the rotation lock mechanism of a turntable improves the stability of a movement, and the thing provided with the rotation assistance means of a raising arm reduces a labor of a caregiver. A device that manually rotates the lifting arm can realize an inexpensive device. In the case where an increase in cost is permitted, a rotary drive mechanism can be provided to make the lifting arm electric. With this device, a cared person can move from a bed to a wheelchair alone, for example.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a standing movement assist device according to the present invention will be described below with reference to FIGS. 1 to 6 show a first embodiment. The standing movement assisting device according to the first embodiment includes a base plate 1, a turntable 2 provided on the base plate 1, a column 3 erected on the turntable 2, and an upper portion of the column 3 via a rotary hinge 4. The lifting arm 5 is mounted so as to be undulating, and the slide mechanism 6 is configured to move the holding portion 5 a provided at the other end of the lifting arm 5 in a direction approaching and moving away from the rotary hinge 4.

  The turntable 2 is configured such that a cared person can be placed on the turntable 2. Moreover, the support | pillar 3 uses the telescopic support | pillar which combined the fixed pipe 3a and the movable pipe 3b.

  The rotary hinge 4 is provided near the upper end of the movable pipe 3b. The lifting arm 5 is connected to the movable pipe 3b by the rotating hinge 4 arranged horizontally, and the lifting arm 5 can be rotated (seesaw motion) using the rotating hinge 4 as a fulcrum. The lifting arm 5 is provided with a lever 5b for rotation operation on one end side, and a caregiver pulls the lever 5b down by hand to rotate the lifting arm 5 in the standing direction.

  The slide mechanism 6 includes a lock unit 7 that fixes the holding portion 5a to the movement destination. An example of the locking means 7 is shown in FIG. The locking means 7 shown in FIG. 5 is provided with a locking recess 7b at a constant pitch on a slide shaft 7a with a knob, and the positioning plunger 7c is locked in the locking recess 7b, which is excellent in operability. The return spring 7d is provided as necessary.

  The lifting arm 5 is preferably one that can be adjusted in height according to the height of the cared person, and the first embodiment includes a height adjusting mechanism 8 for that purpose. The illustrated height adjusting mechanism 8 is configured such that the support column 3 is composed of a fixed pipe 3a and a movable pipe 3b and can be expanded and contracted, and pin holes 8a (see FIG. 1) are formed in the movable pipe 3b at a constant pitch in the height direction. The lock pin 8b supported by the fixed pipe 3a is removably engaged with the pin hole 8a, and the height can be adjusted stepwise.

  The holding portion 5a supports the armpit and chest of the care recipient. The holding portion 5a preferably includes a width adjusting mechanism 9 (FIG. 4) for coping with the physique of the care recipient. The width adjusting mechanism 9 divides the holding portion 5a into two in the width direction, lifts each divided body to the arm 5 so as to be slidable in the width direction, loosens the lock screw 9a, and allows each divided body to be allowed by the long hole 9b. Although the thing of the structure moved to the width direction was shown in the figure, it is not limited to this.

  It is preferable to provide a pair of left and right grips 10 and 10 (see FIG. 4) for grasping the care recipient in the vicinity of the rotary hinge 4. It is also preferable to provide a hold belt 11 that wraps around the back of the cared person and fixes the cared person to the holding portion 5a. When the hold belt 11 is provided, a cared person who cannot be gripped by the grip 10 can also stand up and move safely.

  The base plate 1 can be provided with moving wheels 12 (see FIG. 7). When the wheel 12 is a wheel with a stopper, the device can be fixed at a fixed position when the cared person is erected and rotated and the stability of movement can be improved. As shown in FIG. 8, a cared person whose wheel 12 is mounted on the base plate 1 so as to protrude and retract and protrudes to the lower part of the base plate 1 by the force of the urging means 13 is on the turntable 2. If the weight of the base plate 1 sinks to the inside of the base plate 1, the stopper of the wheel is unnecessary, and the trouble of switching between locking and unlocking by the stopper can be saved.

  It is also preferable to provide the rotation lock means 14 (see FIG. 8) of the turntable 2. The illustrated rotation lock means 14 stops the turntable 2 by dropping a lock pin 14a attached to the turntable 2 so as to be movable up and down into a hole provided in the base plate 1, but other rotation lock means are employed. May be.

  The base plate 1 can be additionally provided with a fall prevention auxiliary base 15 and a fall prevention auxiliary arm 16 (see FIG. 6) that increase the ground contact area to enhance the fall prevention effect of the apparatus. It is preferable that the fall prevention auxiliary base 15 and the fall prevention auxiliary arm 16 be removable and attached when necessary.

  An example of the use of the device described above is shown in FIGS. In this example, the cared person A sitting on the end of the bed B is raised, moved to the wheelchair C after approximately 90 degrees of rotation, and is seated. FIG. 10 shows the positional relationship between the cared person A and the wheelchair C before movement. First, the device is moved to the cared person A sitting on the end of the bed B, and the cared person A is held until the chest of the cared person A hits the holding part 5a of the lifting arm 5 with the other side being almost horizontal. Insert under A's armpit. Next, the hold belt 11 is tightened as shown in FIG. 4 to fix the care receiver A to the holding portion 5a [FIG. 9 (a)].

  Thereafter, the holding portion 5a is moved to the rotating hinge 4 side by the slide mechanism 6 so that the care receiver A who puts his / her foot on the turntable 2 is in a forward leaning posture [FIG. 9 (b)]. Accordingly, the center of gravity of the cared person A is brought close to the foot, and the balance is not lost when the cared person A stands up.

  If the care receiver A is preliminarily tilted and the operation until the hold belt is tightened in that state is executed, the care receiver A is forced to have a cramped posture. The time to force a correct posture becomes very short, and the burden on the care recipient A is reduced.

  After this, preferably, the cared person A is gripped by the grip 10, and the carer D lifts the arm 5 in the direction in which the holding part 5a is lifted up to raise the cared person A held by the holding part 5a. 9 (c)]. At this time, the cared person A can stand up without feeling uneasy without losing balance because the center of gravity is approaching the position of the foot.

  When the cared person A stands up, the prevention of rotation of the turntable 2 by the rotation lock means 14 of FIG. 8 is released, and the turntable 2 is rotated to the position of the wheelchair C while maintaining the cared person A standing up. Then, this time, the operation reverse to the above is performed, the cared person A is seated on the wheelchair C [FIG. 9D], the hold belt 11 is removed, and the movement is completed.

  FIG. 11 shows a second embodiment of the standing movement assist device of the present invention. This 2nd Embodiment comprises the support | pillar 3 with the hydraulic jack 17a. When a caregiver steps on the foot pedal 17b to operate a pump (not shown), the output rod of the hydraulic jack 17a extends, and the position of the lifting arm 5 connected to the output rod by the rotary hinge 4 increases. When the hydraulic pressure release lever 17c fixed to the lifting arm 5 is operated to release the hydraulic pressure, the output rod of the hydraulic jack 17a contracts and the position of the lifting arm 5 is lowered. Since other configurations are the same as those of the first embodiment already described, detailed description thereof is omitted. In the apparatus shown in FIG. 11, the height of the lifting arm 5 can be adjusted continuously and easily adjusted.

  FIG. 12 shows a third embodiment of the standing movement assisting apparatus according to the present invention. The third embodiment includes an air damper 18 that assists the rotation of the lifting arm 5 in the lifting direction. The air damper 18 is configured so that the fixing position with respect to the column 3 can be changed, and the lower end of the air damper 18 is fixed to the column 3 at the position where the height adjustment of the lifting arm 5 is finished. Then, the caregiver rotates the lifting arm 5 urged by the air damper 18 and rotating in the lifting direction in the direction opposite to the lifting direction, prepares in this state, and in a direction to lift the holding portion 5a after the preparation is completed. The lifted arm 5 is rotated by the assisting force of the air damper 18 and the rotating operation force of the caregiver to raise the care receiver. This device assists the rotation of the lifting arm by the air damper 18 and reduces the labor burden of the caregiver.

  A device that manually rotates the lifting arm can realize an inexpensive device, but if there is no restriction in terms of cost, it is also possible to provide an electric rotation drive mechanism to rotate the lifting arm with power. .

The side view which shows 1st Embodiment of the standing movement assistance apparatus of this invention Rear view of the device of FIG. Plan view of the apparatus of FIG. 1 is an enlarged plan view of the apparatus of FIG. Partially broken side view showing details of the slide mechanism of the apparatus of FIG. Plan view showing an example of providing a fall prevention auxiliary base and a fall prevention auxiliary arm Side view showing the mounting part of the wheel to the base plate Sectional drawing of the principal part which shows the example which attached the wheel to the base board so that it can move freely Explanatory drawing of an example of use of the apparatus of this invention The top view which shows the positional relationship of the care receiver A and the wheelchair C before a movement The side view which shows 2nd Embodiment of the standing movement assistance apparatus of this invention The side view which shows 3rd Embodiment of the standing movement assistance apparatus of this invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base plate 2 Turntable 3 Support | pillar 3a Fixed pipe 3b Movable pipe 4 Rotating hinge 5 Lifting arm 5a Holding part 5b Lever 6 Slide mechanism 7 Locking means 7a Slide shaft 7b Recess 7c Positioning plunger 7d Return spring 8 Height adjustment mechanism 8a Pin hole 8b Lock pin 9 Width adjusting mechanism 9a Lock screw 9b Long hole 10 Grip 11 Hold belt 12 Wheel 13 Biasing means 14 Rotation lock means 14a Lock pin 15 Overturn prevention auxiliary base 16 Overturn prevention auxiliary arm 17a Hydraulic jack 17b Foot pedal 17c Hydraulic release lever 18 Air damper

Claims (6)

A turntable, a support column erected on the turntable, a lifting arm provided with a lever for rotation operation on one end side of the support column that can be raised and lowered via a rotary hinge, and the other end of the lifting arm A mechanism for moving the holding portion provided in the direction close to and away from the rotating hinge and fixing the moving portion with a locking means,
The supporting means supports the side and chest of a sitting cared person with their feet on a turntable, and then moves the holding part to the rotating hinge to bring the cared person into a leaning posture, and the locking means After the holding portion is fixed, the lifted arm is rotated in the standing direction to raise the cared person supported by the holding portion on the turntable, and the lift arm is put into a lying posture after turning by the turntable rotation. A standing movement assist device that returns and allows the cared person to sit at the destination.   The standing movement according to claim 1, further comprising at least one of a pair of left and right grips provided in the vicinity of the rotary hinge and a hold belt that is wound around the back of the cared person and fixes the cared person to the holding part. Auxiliary device.   The standing movement assist device according to claim 1, further comprising a height adjusting mechanism that changes a height of the lifting arm and a width adjusting mechanism that changes a width of the holding portion.   The standing movement assistance apparatus in any one of Claims 1-3 which made the base plate of the said turntable equip a wheel.   The standing movement assistance apparatus in any one of Claims 1-4 provided with the rotation lock means which can cancel | release the lock which stops rotation of the said turntable.   The standing movement assisting device according to any one of claims 1 to 5, further comprising rotation assisting means for assisting rotation of the lifting arm in the standing direction.

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