JP2014061251A - Walker - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a walker assisting an older person, a person with weak legs, and a handicapped person to walk, and suitable especially for a person with hemiplegia to use.SOLUTION: A walker 1 includes a pair of right and left side face frames 21, a front face frame 3, and a handle lever 5 having a center grip 4, and can be used by both a person with left paralysis and a person with right paralysis by combining the side face frame of a short depth and the side face frame of a long depth. The position of the center grip is adjustable so as to enable a person with hemiplegia to lift with one hand and advance.

Description

Detailed Description of the Invention

  The present invention relates to a care tool that assists elderly people, physically disabled people, and the like when walking, and more particularly, to a walker suitable for walking with hemiplegia.

  A walker that assists elderly people and physically disabled people when walking is provided. For example, what is described in Patent Document 1 (Japanese Patent Application Laid-Open No. 2012-10801) is arranged in front of a pair of side frames 200L and 200R, a pair of side frames 200L and 200R, and a pair of side frames. 200L and the side surface frame 200R are respectively provided with a front frame 300 that is rotatably coupled, a pair of side frames 200L and 200R, and a fixed portion 400L and a fixed portion 400R that connect the front frame 300 to each other. It is a vessel.

  Moreover, what was described in patent document 2 (Unexamined-Japanese-Patent No. 2010-17441) is a pair of left and right leg frames in which the upper ends of two front and rear legs extending in the vertical direction are connected by a handle, and these leg frames, A first connecting rod connected at the front leg portion of the leg frame and a second connecting rod connecting the front portions of the handle of the leg frame are provided, and the length of the first connecting rod is adjusted stepwise. While the protrusion and the hole are provided, the second connecting rod is a walking aid provided with a lock member that performs stepless length adjustment.

JP 2012-10801 A JP 2010-17441 A

Problems to be solved by the invention

The conventional ones including those described in Patent Documents 1 and 2 are paralyzed when hemiplegia is used because the pair of left and right side frames (leg frames) have the same depth and width of the legs. There is a problem that it is difficult to walk because the foot that touches the side frame (leg frame).

In addition, the devices described in Patent Documents 1 and 2 are provided with grips for walking when walking on the handles of a pair of left and right side frames (leg frames), so that the user can hold the grip with both hands to support the body. Use the walker position forward each time you carry your foot. However, hemiplegic patients cannot use both hands and hold one's left or right grip with one hand to support the body and lift the walker forward to try to move forward. There is a problem that it becomes stable and difficult to support the body, and when the walker is lifted with one hand, the walker tilts and it is inconvenient to send the walker forward.

Means for solving the problem

As a means for solving the above-described conventional problems, the present invention according to claim 1 is characterized in that a center grip is disposed within a range of a ground plane surrounded by legs of a walker, and the center of gravity of the walker is The walker is characterized in that the position of the center grip can be provided on a vertical line.

The present invention according to claim 2 includes a pair of side frames and a front frame, and one of the handle levers is attached to an arbitrary position of the front frame via a fixture, and the other of the handle levers The walker according to claim 1, wherein the center grip is provided.

According to a third aspect of the present invention, in the walker according to the second aspect, the handle lever is detachably attached to an arbitrary position of the front frame and can move up and down and rotate. It is.

The present invention described in claim 4 is characterized in that the left side frame and the right side frame have different depths, and one of the left and right side frames has a short depth. A walker according to any one of the above.

In the present invention, the left side frame and the right side frame have different depths, and either one of the left and right side frames has a short depth. That is, the width of the front leg and the rear leg of each side frame is narrower on either the left or right and the other is wider.
When the depth of the left side frame is short, the depth of the right side frame is long, and when the depth of the right side frame is short, the depth of the left side frame is long. That is, if the width of the front leg and rear leg (leg width) of the left side frame is narrow, the width of the front leg and rear leg (leg width) of the right side frame is wide and the front leg of the right side frame When the width between the leg and the rear leg (leg width) is narrow, the width between the front leg and the rear leg (leg width) of the left side frame is wide.

When hemiplegia is used, the left palsy is easy to walk with the left foot against the left hind leg when advancing the left foot when using a walker with a short side frame on the left side. For those with right paralysis, using a walker with a short side frame on the right side makes it easier for the right foot to hit the right hind leg when the right foot is advanced forward.

In the present invention, the center grip is disposed within the range of the ground contact surface surrounded by the legs of the walker, and the position of the center grip can be provided on the vertical line of the center of gravity of the walker. A center grip can be provided on the vertical line of the center of gravity of the walker so that the walker does not tilt when the walker is lifted at any position on the front frame. The center grip may be provided integrally with the front frame, but is preferably provided so as to be detachable from the front frame, vertically movable, and rotatable. In that case, a handle lever having a center grip near the approximate center of the front frame is attached and fixed to the front frame. And then. Move the handle lever up and down to fix the vertical position according to the user's physique. When hemiplegia is used, rotate the handle lever horizontally to fix it in a direction that is easy for the user to use.

In the present invention, the left and right side frames and the front frame may be integrally formed of a metal pipe or the like, but the parts in which the side frame with a short depth and the half of the front frame are integrated, and the depth It may be a two-part type made of a long side frame and a part in which half of the front frame is integrated, or a three-part type in which the left side frame, right side frame, and front frame are made separately. But you can. A left side frame (a side frame with a short depth or a side frame with a long depth) and a right side frame (a side frame with a short depth or a side frame with a long depth) are pivotally attached to both sides of the front frame and folded. A possible configuration is desirable.

In the present invention, the number of legs is preferably four, but may be as many as five and six, and the range surrounded by the legs is preferably a polygon such as a quadrangle, trapezoid, or pentagon in plan view. It is desirable that the grip is located within the range surrounded by the plan view.

According to the present invention, the height of the walker can be adjusted by sliding the leg so that the leg can extend and retract.
In addition, if a side frame having the same length (a side frame having a long depth) is used, a non-paralyzed patient can also be used. By replacing the left and right parts, it can be used even in patients with left, right, or non-paralysis.

Effect of the invention

The walker according to the present invention can be used safely with no fear of falling down when an elderly person, a person who has weak legs, a physically handicapped person or the like walks. In particular, it provides a walker that is easier to use for hemiplegia.

Therefore, the walker of the present invention has the following effects.
The hemiplegic can be lifted with one hand, and the walker can be easily moved to the forward position without tilting the walker when lifted. Further, the depth of either the left or right side frame is shortened, and the foot does not hit the rear leg of the side frame, so it is easy to advance the foot forward. The left and right side frames can be interchanged, and the handle lever can also be rotated in the horizontal direction, so that either left or right paralysis can be used. Non-paralyzed can be used by holding the side grips provided on the side frames on both sides with both hands.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 5 are diagrams of a left palsy walker used by the left palsy, FIG. 1 is a front perspective view showing the left palsy walker, and FIG. 2 is a rear view of the walker. FIG. 3 is a plan view of the walker, FIG. 4 is a side view of the walker, and FIG. 5 is a view showing a folded state of the walker.
6 and 7 are diagrams of a right palsy walker used by a person for right palsy, FIG. 6 is a perspective view from the front showing the walker for right palsy, and FIG. 7 is from the rear of the walker. FIG. 8 and 9 are diagrams of a non-paralytic walker used by a non-paralyzed person, FIG. 8 is a front perspective view showing the non-paralytic walker, and FIG. 9 is a rear view of the walker. FIG.

The walker 1 shown in FIG. 1 to FIG. 5 is a walker suitable for the left paralysis, and the left side frame 2 is a side frame 21 with a short depth, that is, a frame with a narrow leg, and a right side surface. The frame 2 is a side frame 22 having a long depth, that is, a frame having a wide leg.

The walker 1 shown in FIGS. 6 and 7 is a walker suitable for right paralysis, and the right side frame 2 is a side frame 21 with a short depth, that is, a frame with a narrow leg width, and a left side surface. The frame 2 is a side frame 22 having a long depth, that is, a frame having a wide leg.

The walker 1 shown in FIG. 8 and FIG. 9 is a walker suitable for non-paralysis, and the left side frame 2 and the right side frame 2 have a long side frame 22, that is, a wide leg. It consists of a frame. A side grip is provided on the upper part of the side frame 22 having a long depth, and a non-paralyzed person can hold it with both hands to support the body and advance the position of the walker every time the foot is carried.

As shown in the figure, a walker 1 according to the present invention comprises a pair of left and right side frames 2 and 2 and a front frame 3 forming a U-shaped or C-shaped frame in plan view, 3, a handle lever 5 having a center grip 4 is detachably mounted by a fixture 6.

The side frame 2 includes a side frame 21 having a short depth (that is, a frame having a narrow leg width) and / or a side frame 22 having a long depth (that is, a frame having a wide leg width). It is connected. In the present embodiment, the side frame 21 with a short depth is lower in height than the side frame 22 with a long depth.

The side frame 21 with a short depth has an inverted U-shape formed by integrally forming a front leg frame 211, a rear leg frame 212, and an upper frame 213 and a lateral frame 214 connecting the front leg frame 211 and the rear leg frame 212. The height is lower than the side frame 22 having a long depth.

The front leg frame 211 and the rear leg frame 212 are respectively composed of upper leg frames 211a and 212a and lower leg frames 211b and 212b, and the other thin pipe is inserted and fitted into one thick pipe. The length of the legs is determined by the physique of the user by the leg lower frames 211b and 212b sliding up and down, and the lock pins provided in the upper legs frames 211a and 212a and the holes provided intermittently in the lower legs frames 211b and 212b. The height can be adjusted together.
A rubber foot 25 is attached to the lower part of the leg lower frame 211b.

The side frame 22 having a long depth has a substantially inverted U-shape formed by integrally forming a front leg frame 221, a rear leg frame 222, and an upper frame 223 and a horizontal frame 224 that connect the front leg frame 221 and the rear leg frame 222. The height is higher than the side frame 21 with a short depth.

The front leg frame 221 and the rear leg frame 222 are composed of upper leg frames 221a and 222a and lower leg frames 221b and 222b, respectively, and the other thin pipe is inserted and fitted into one thick pipe. The length of the leg is determined by the physique of the user by the lower leg frames 221b and 222b sliding up and down, and the lock pins provided in the upper leg frames 221a and 222a and the holes provided intermittently in the lower leg frames 221b and 222b. The height can be adjusted together.
A foot rubber 25 is attached to the lower part of the leg lower frame.

A side grip 225 made of synthetic resin such as synthetic rubber or urethane is formed on the upper frame 223 of the side frame 22 having a long depth, and is used when the non-paralyzed one is used.

FIG. 10 is a perspective view showing a state where the front lever frames 211 and 221 of the side frame 2 and the front frame 3 and the handle lever 5 having the center grip 4 are fixed to the front frame 3 via the fixture 6. is there.

The front frame 3 is divided into two parts, a first frame 31 and a second frame 32. The front frame 3 is constituted by the first frame 31 and the second frame 32, and can be slid in the horizontal direction. The lateral widths of the side frames 2 and 2 are adjusted according to the above, and are fixed using the fixture 6.
A cylindrical tube portion 71 is formed at the ends of the first frame 31 and the second frame 32, and the front leg frames 211 and 221 are inserted into and fitted into the cylindrical tube portion 71 to form the connecting portion 7. ing. Therefore, the front frame 3 is provided with a connecting portion 7 that is connected to the side frames 2 and 2 at the end, and the side frame 2 can be folded. FIG. 5 is a view showing a state in which the left palsy walker is folded so that the side frame 2 is rotated in the horizontal direction so that the side frame 21 with the short depth is on the inside and the side frame 22 with the long depth is on the outside. Folded.

The front frame 3 is preferably made of a metal plate such as aluminum, a flat rectangular hollow body, plastic or the like, and the cylindrical tube portion 71 may be provided on the front frame 3 side. It may be provided on the side frame 2 side. Moreover, the connection part 7 may be produced integrally with the front frame 3 made of metal such as aluminum, or may be individually produced and integrated. Or you may comprise using the connection member made from a plastic.
The cylindrical tube portion 71 of the connecting portion 7 may be halved to facilitate attachment of the front leg frame.

FIG. 11 is an enlarged perspective view showing a state where the first frame 31 and the second frame 32 are inserted into and fixed to the fixture 6 and fixed, and the first frame 31 and the second frame 32 are attached to the fixture 6. The handle bolt 5 is fastened and fixed by the knob bolt L64, and the handle lever 5 is fastened and fixed by the knob bolt S65.

As shown in FIG. 3, the center grip 4 has a front leg frame 211 with a short side frame 21, a rear leg 212 with a short side frame 21, a front leg frame 221 with a long side frame 22, and a depth. The center grip 4 is disposed within the range of the ground contact surface surrounded by the rear leg frame 222 of the long side frame 22, is slid horizontally on the front frame 3 through the fixture 6, and the handle lever 5 is horizontally By rotating in the direction, the center grip position can be provided on the vertical line of the center of gravity of the walker. Therefore, even if the walker is lifted with one hand, the walker can be lifted without tilting, and the walker can be carried forward, and there is a sense of stability even when the weight is applied to the center grip 4, and the foot can be moved forward.

FIG. 12 is a cross-sectional view showing a state in which the front frame 3 and the handle lever 5 are assembled to the fixture 6, and the first frame 31 of the front frame 3 and the square hollow portion of the fixture body portion 61. The second frame 32 is overlapped and inserted, and is fastened and fixed with a knob bolt L64. When the knob bolt L64 is rotated, the pressing plate 63 moves forward and presses the front frame 3 with the pressing plate 63. Also, one end of the handle lever 5 is inserted into the cylindrical hollow portion of the fixture cylindrical portion 62, and the knob bolt S65 and the fixing part are inserted. Tightened with 66 and fixed. In the drawing, the fixture cylindrical portion 62 has a bottom, but the height can be adjusted by fixing the handle lever 5 up and down by moving it up and down and fixing it in a plurality of holes provided in the handle lever 5 with knob bolts, lock pins, screws or the like. You may do it.

FIG. 13 is a view showing a state in which the center grip 4 is vertically sectioned. The center grip 4 can be separated into two upper and lower parts. Since these two parts have a two-layer structure consisting of a soft surface material and a hard core material, they can be fixed with screws, that is, a grip that can be freely replaced while the surface is soft. The center grip 4 can be attached to the side frame 22 having a long depth as a side grip.

Further, the center grip 4 is a hemiplegic grip used by the hemiplegic person, and the upper surface to which the hand hits has a gentle arcuate curved surface in a cross-sectional view and expands in a C shape toward the end. An upper surface is formed. The center grip 4 is attached to an arbitrary position (substantially near the center) of the front frame 3 via a fixing tool 6, and one of the handle levers 5 is connected to an arbitrary position of the front frame according to the user via the fixing tool. A center grip 4 is provided on the other side of the handle lever 5.
Rotate the handle lever 5 in the horizontal direction to set the angle for the left paralyzed person in the diagonal direction to the right and the right paralyzed person in the diagonally left direction, and place the center grip on the vertical line of the center of gravity of the walker. Done and fixed.

The handle lever 5 is curved in a substantially L shape, and one of the handle levers 5 is inserted into a cylindrical hollow portion of a fixture cylindrical portion 62 provided in the fixture 6 and attached to the front frame 3. On the other side, a center grip 4 made of a material such as rubber or synthetic resin is provided.

The handle lever 5 inserted and fitted into the cylindrical hollow portion provided in the fixture 6 is rotated in the horizontal direction to determine the direction in which the center grip 4 is gripped, but the handle lever 5 has a horizontal hole cut. The rotation angle is limited by inserting bolts. In the figure, the knob bolt S65 is passed through the fixing part 66 with a hole and the lateral hole, and the fixing part 66 can be fixed without damaging the handle lever 5 by pressing the knob bolt S65. The handle lever 5 may be fixed to rotate up and down using other methods such as applying pressure directly from the side.

FIG. 14 is an enlarged perspective view showing the connecting portion 7 between the side frame 2 and the front frame 3, and shows a state in which the lock between the side frame 2 and the front frame 3 is released.
FIG. 15 is a diagram illustrating a state in which the side frame 2 and the front frame 3 are locked.

In the connecting portion 7, the front leg frames 211 and 221 are respectively inserted and fitted into a cylindrical tube portion 71 formed at an end portion of the front frame 3, thereby configuring the connecting portion 7.
As shown in the figure, the cylindrical tube portion 71 is provided with a lock lever 72, and a lock pin 73 is formed on the back surface of the lock lever 72, and the lock pin 73 is connected to the cylindrical tube portion 71 and the front legs of the side frame 2. It is inserted and fitted into a hole provided in the frame. In addition, a guide groove hole is formed in a horizontally long upper portion of the cylindrical tube portion 71, and a pin provided on the front leg frame is inserted and fitted.

As shown in FIG. 14, when the upper part of the lock lever 72 is pushed, the lock pin 73 is detached from the hole and the lock is released. When the lock is released, the side frame 2 rotates horizontally and can be folded inward. The folded state is as shown in FIG.
As shown in FIG. 15, when the lower portion of the lock lever 72 is pushed, the lock pin 73 is inserted into the hole, and the front leg frame, that is, the side frame and the front frame are locked.

16 to 22 are views showing parts of the present invention, and FIG. 16 is a left paralysis in which the frame 22 having a long depth and one half of the front frame 3 (first frame 31) are connected by the connecting portion 7. 17 is a left-side part for left paralysis in which the frame 21 with a short depth and the other half of the front frame 3 (second frame 32) are connected by the connecting portion 7, FIG. FIG. 19 is a right part for right palsy in which one half (first frame 31) of the frame 21 having a short depth and the front frame 3 is connected by the connecting portion 7. FIG. The other half (second frame 32) is a left side part for right palsy connected by a connecting portion 7, FIG. 20 is a perspective view of a fixture 6 used for hemiplegia, and FIG. 21 is non-paralytic. Fixed used for 6A is a perspective view of FIG. 22 is a perspective view of a hemiplegic parts for wearing the handle lever 5 in advance with center grip fixture 6.

When the right part shown in FIG. 16 and the left part shown in FIG. 12 are combined using the fixture 6 shown in FIG. 20 and a handle lever having a center grip is attached via the fixture, the left part is used. The right part with a short depth shown in FIG. 18 and the left part with a long depth shown in FIG. 19 are combined using the fixture 6 shown in FIG. 20 to fix the handle lever having a center grip. When attached via a tool, it can be used as a walker for right paralysis, and the right part shown in FIG. 16 and the left part shown in FIG. 19 are combined using the fixture 6A shown in FIG. And can be used as a non-paralytic walker.
Note that the handle lever 5 having the center grip shown in FIG. The fixture 6 shown in FIG. 20 is a fixture for hemiplegia, and the fixture 6A shown in FIG. 21 is a fixture for non-paralysis.

FIG. 20 is a view showing a fixture 6 used in a hemiplegic walker. The fixture 6 has a body portion 61 having a square hollow portion in the lateral direction and a cylindrical hollow portion in the vertical direction. The body portion 61 includes a pressing plate 63 that presses the front frame 3 and is attached to the tip of the knob bolt L64 through the side surface of the body portion. When the knob bolt L64 is rotated to the right, the pressing plate 63 is moved to the right. When it moves forward and rotates to the left, the pressing plate 63 moves backward. A knob bolt S65 and a washer 66 are attached to the cylindrical portion 62 to fasten and fix the handle lever 5.

FIG. 21 is a view showing a fixture used for a non-paralytic walker, and is used for non-paralysis by removing the fixture cylindrical portion 62. Since the main body portion 61 is the same as that for hemiplegia, the explanation is as follows. Omitted.

FIG. 23 and FIG. 24 are views showing another embodiment, FIG. 23 is a perspective view of a left paralysis walker, and FIG. 24 is a perspective view of the walker from the rear. Description of the parts common to the above embodiment is omitted. In this embodiment, a side frame with a short depth is formed by two columns and two horizontal rails, and a connecting member 8 is used as a connecting portion between the side frame 2 and the front frame 3. The front frame 3 is sandwiched between two parts, tightened with a bolt and nut, and further fixed with a knob bolt L64. The connecting portion between the side frame 2 and the front frame 3 is different from the above embodiment in that a plastic connecting member 8 is used. Others are almost the same as the above embodiment.

The above explanation mainly explains the left palsy walker, but the walker suitable for the right palsy is symmetrical with the walker used for the left palsy, so the description of the common parts is omitted doing. In addition, the connecting portion, the fixture, etc. are not limited to the above-mentioned embodiments, and existing techniques may be used. The side frames 2, 2, the handle lever 5, etc. are made by processing a metal pipe such as aluminum. Can be produced.

As mentioned above, this invention is not limited to the said Example.
The present invention provides a walker for nursing care that can be used widely such as elderly people, physically handicapped people, hemiplegic people, and those with weak feet.

  The perspective view from the front which shows the walker for left paralysis concerning this invention   The perspective view from the back which shows the walker for left paralysis concerning this invention   The figure of the planar view of the walker for left paralysis concerning this invention.   The figure of the side view of the walker for left paralysis concerning this invention   The figure which shows the folded state of the walker for left paralysis concerning this invention   The perspective view from the front which shows the walker for right paralysis concerning this invention   The perspective view from the back of the walker for right paralysis concerning this invention   The perspective view from the front which shows the walker for non-paralysis concerning this invention   The perspective view from the back which shows the walker for non-paralysis concerning this invention   The partially expanded perspective view which shows the walker for left paralysis concerning this invention   An enlarged perspective view showing a state in which the handle lever is fixed to the front frame.   A sectional view showing a state in which the front frame 3 and the handle lever 5 are assembled to the fixture 6   The figure which shows the state which sectioned the center grip vertically   The enlarged perspective view which shows the connection part 7 of the side frame 2 and the front frame 3   The figure which shows the state in which the side frame 2 and the front frame 3 are locked.   Perspective view of right part for left paralysis   Perspective view of left part for left paralysis   Perspective view of right part for right paralysis   Perspective view of left part for right paralysis   Perspective view of a fixture used for hemiplegia   Perspective view of a fixture used for non-paralysis   Perspective view of hemiplegic part with handle lever 5 having center grip attached to fixture 6 in advance   Front perspective view showing a left paralysis walker with respect to another embodiment   Rear perspective view showing a left paralysis walker with respect to another embodiment

DESCRIPTION OF SYMBOLS 1 Walker 2 Side frame 21 Short side frame 22 Long depth side frame 211,221 Front leg frame 212,222 Rear leg frame 3 Front frame 31 First frame 32 Second frame 4 Center grip 5 Handle lever 6 Fixing tool 61 Fixing tool main body 62 Fixing tool cylindrical part 7 Connecting part 71 Cylindrical tube part

Claims (4)

  A walker, wherein a center grip is disposed within a range of a ground plane surrounded by legs of the walker, and the position of the center grip can be provided on a vertical line of the center of gravity of the walker.   A pair of side frames and a front frame, wherein one of the handle levers is attached to an arbitrary position of the front frame via a fixture, and the center grip is provided on the other of the handle levers The walker according to claim 1, wherein the walker is characterized.   The walker according to claim 2, wherein the handle lever is detachably attached to an arbitrary position of the front frame, and is movable up and down.   The walker according to any one of claims 1 to 3, wherein the left side frame and the right side frame have different depths, and one of the left and right side frames has a short depth.

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