JP2001178847A - Exerciser for foot joint - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an exerciser for a foot joint wherein the motion of an ankle or a knee joint or pseudo-walking can be effected, without applying excessive loads to the ankle or knee joint in a lying or sitting posture. SOLUTION: A pair of left and right tracks 2a, 2b, parallel to each other, are formed on the upper side of a flat and nearly planar base 10, and a pair of left and right footrest members 3a, 3b, which are movable back and forth along the tracks are arranged. The members 3a, 3b are interconnected by a connection rope 20 passing around pulleys, which are disposed respectivley at the opposite ends of the tracks 2a, 2b, so that the members 3a, 3b can be moved back and forth in the opposite directions.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exercise apparatus for an ankle joint for performing ankle / knee joint exercise and pseudo walking exercise in a lying posture or a sitting posture.

[0002]

2. Description of the Related Art Conventionally, as an instrument for exercising an ankle joint, Japanese Utility Model Laid-Open Publication No. 63-29561 and Japanese Utility Model Publication No. 3-166 have been disclosed.
No. 62, JP-A-6-91018 and the like are known. However, since all of these exercises are performed in a standing posture, it is necessary to support weight and maintain balance, so those who have weak legs or who have been on the bed for a long time are used for rehabilitation purposes Not suitable for

[0003] On the other hand, Japanese Utility Model Publication No. 7-45242 discloses an apparatus for exercising a foot in a lying posture, but there is a problem in use in that a tread plate slides on a bed. In addition, since it does not have a configuration in which the left and right feet are moved separately, it does not perform a pseudo walking movement.

[0004]

DISCLOSURE OF THE INVENTION In view of the above description of the prior art, the present invention can perform ankle / knee joint exercise and pseudo walking exercise without excessive burden in a sleeping position or a sitting position. The purpose of the present invention is to provide a possible ankle exercise device.

[0005]

In order to achieve the above object, an ankle exercise machine according to the present invention has a pair of right and left orbits parallel to each other formed on the upper surface of a flat and substantially flat base. A pair of left and right foot placement members are provided so as to be reciprocally slidable along the track, and each of the foot placement members is connected to each other by connecting cables wound around pulleys provided at both front and rear ends of the pair of tracks. , So that only reciprocating motions in opposite directions can be performed.

[0006]

1 to 4 show an exercise apparatus 101 for an ankle joint according to an embodiment of the present invention. In the figure, an ankle exercise device 101 forms a pair of left and right tracks 2a and 2b parallel to each other on the upper surface side of a base 10 having a flat plate shape, and reciprocates along the tracks 2a and 2b. A pair of left and right foot placement members 3a and 3b are provided movably.

The base 10 comprises an upper frame 11 and a lower frame 12, and the upper frame 11
a, 2b, a pair of left and right openings 13
a and 13b are provided. The lower frame 12 has pulleys 14, 15, at the front and rear ends of the tracks 2 a, 2 b respectively.
16 and 17 are rotatably supported, and a pulley 1 on one side is further supported.
A pulley 18 is rotatably supported between the pulleys 4 and 15, and a tension pulley 19 is provided at an intermediate portion between the pulleys 16 and 17 opposite to the pulley 18.

[0008] The tension pulley 19 is
2 is rotatively supported by a slide block 21 slidably provided on the pulley 14, and the actuating block 21 is biased downward in FIG.
Appropriate tension is applied to the connecting cable 20 wound around 5, 16, 17, 18 and the tension pulley 19.

[0009] The connecting cable 20 includes a pair of foot rest members 3a, 3a.
b, which connects the front ends and the rear ends, respectively, can use various wires, ropes, chains, etc. as long as they have a predetermined tensile strength. Thus, ropes made of synthetic fibers or natural fibers that do not require lubrication are preferably used.

The connecting cable 20 is connected to the foot rest members 3a, 3b.
However, as shown in the drawing, one connecting cable 20 connected endlessly is used, and the connecting cable 20 is connected to the groove 29 and the through hole 30 formed in the foot rest members 3a and 3b. At least one foot placement member 3a on the connecting cable 20 is inserted in a bent state and fixed by the frictional force of the connecting cable 20 or releasably fixed by fixing means such as a screw or a clamp (not shown). Or it is preferable that the position of 3b can be adjusted.

The foot rest members 3a and 3b are provided with bands 23a and 23b, respectively, which can be fixed with the sole of the human body resting on the upper surface, while the projections 24a and 23b corresponding to the non-stepped portions of the human body.
24b, and protruding edges 25a, 25b, 26a, 2 at the front and rear ends.
6b is formed to enhance the adhesion to the foot.

The side edges (guide edges) of the opening 13b of the upper frame 11 are provided on both side edges of the foot rest members 3a, 3b.
Are formed, and the foot placement members 3a,
In addition to restricting the sliding track of the track 3b, the track 3a is prevented from floating or falling off the track 2a, 2b.

Further, in the illustrated example, four rollers 28 are provided rotatably at the bottoms of the foot placing members 3a and 3b, respectively, and the foot placing members 3a and 3b are moved by the tracks 2a and 2b (the lower frame 12).
(The inner bottom surface of the
The roller 28 may be omitted depending on the specification. In this case, it is preferable to lay a low friction member such as a synthetic resin on the sliding surface between the tracks 2a and 2b and the foot placing members 3a and 3b.
In addition, the foot placing member 3 is attached to a guide bar, a guide rod, or the like.
a and 3b may be slidably supported.

On the other hand, it is also possible to positively apply a load to the movement of the foot placing members 3a and 3b so that a muscular strength exercise can be performed. For example, an oil damper, a rotational resistance due to a magnetic force or a frictional force is applied to the pulley 18, a rubber band connected so as to be wound around a rotating shaft of the pulley 18, a rubber band or a spring connected to a string, or the like. Elastic load can be provided. In each of these cases, it is preferable that the magnetic force acting position, the contact pressure of the friction member, the initial displacement of the elastic member can be adjusted, and the magnitude of the load can be adjusted.

On the bottom of the base 10 (lower frame 12), there are provided slip preventing means 5 such as rubber feet and rubber pads for preventing slip when the ankle exercise equipment 101 is placed on a floor or a bed. Is provided. An ankle raised exercise means 4 is provided on one side of the base 10, in the illustrated example, in front of each of the tracks 2a and 2b.

The ankle raising motion means 4 includes left and right guide holes 41a, 4a provided through the upper frame 11 of the base 10.
A locking member 44 which is inserted into the base 1b, and which can be locked to the tip of the toe of the human foot at both ends of the string-like body 43 folded back by the tension pulley 42 inside the base 10.
a, 44b.

The tension pulley 42 is rotatably supported at the tip of a slide block 45 slidably provided at the center of the base 10, and the other end of the slide block 45 is connected to the base 1 via a spring 46. To urge the string-like body 43 in the direction of drawing the inside of the base 1. Note that a rubber band may be used instead of the spring 46. Further, the rotation shaft of the pulley 42 may be fixed, and a part or the whole of the string-shaped body 43 may be a rubber band.

Exercise equipment 1 for ankle joint constructed as described above
5, the left and right feet a and b are placed on the foot placement members 3a and 3b with both knees upright as shown in FIG. 5, and the foot (FIG. 5) Then push your right foot) b forward. Then, the foot placement member 3a on the opposite side, which is connected to the foot placement member 3b on which the foot b is placed by the connecting cable 20, starts to retreat, and when the foot placement member 3b reaches the front end of the track 2b. The foot placing member 3a reaches the rear end of the track 2a.

In this manner, the left and right feet can be reciprocated alternately in the lying posture, and the left and right knee joints and ankle joints can bend and stretch, and the accompanying thigh and calf muscle movements can be performed. Because this reciprocating movement of the left and right ankle joints, which can be called this pseudo walking movement, can be performed in a lying posture, there is no need to support and maintain balance like a device performed in a standing state, It can be used easily by patients who have been on the bed for a long time, especially if patients who cannot move on to walking training during the sickness or after the illness can use it early to prevent the loss of muscles of the legs and hips and promote blood circulation and metabolism. This can be expected to have a positive effect on maintaining physical strength in a systemic sense and on the treatment itself.

Further, the exercise apparatus 101 for an ankle joint of the present invention.
In addition to the sleeping position, in the posture sitting upright on the bed or on the floor (with both hands behind and supporting the upper body, or holding the knees with both hands if necessary) It can also be used, and can also be used while sitting on a chair C as shown in FIG.

As shown in FIG. 7, the locking members 44a, 44b of the ankle-raising movement means 4 are placed in a lying posture or a sitting posture.
By holding the toes at the toe crotch d of the left and right feet a and b, the toe side is lifted with the heel as a fulcrum, so that the ankle joint can be raised and the calf muscle training accompanying it can be performed. .

In particular, if the left and right soles are raised by connecting the left and right locking members 44a and 44b via the tension pulley 42 with the string-like body 43,
Since the other sole is pulled down, it is suitable for performing the above-described ankle-raised movement alternately left and right. Of course, it is also possible to perform the ankle-raised exercise simultaneously on the left and right.

Next, FIGS. 8 to 10 show an exercise apparatus 201 for an ankle joint according to another embodiment of the present invention. The ankle exercise equipment 201 is provided by four rollers 228 each having a foot rest member 203a, 203b rotatably provided on the lower surface thereof.
On the base 210 (upper frame 211), a pair of left and right parallel slits 213a and 213b penetrating the upper frame 211 are formed on the base 210 as tracks 202a and 202b.
a and 231b engaging members 231a and 231b
To the base 210 on the lower side of the slits 213a and 213b.
Are connected to each other by a connection cable 220 inside the inside of the. At this time, the connecting cable 220 is inserted in a bent state through the through holes 233 and 233 formed in the engaging members 231a and 231b to fix the engaging members 231a and 231b on the connecting cable 220. The point which may be used together is the same as in the case of the above embodiment.

The engaging members 231a and 231b
The foot placement members 203a and 203b are fitted to the portions protruding upward of the slits 213a and 213b, and are fixed with screws 234 or the like, so that the movement of the foot placement members 203a and 203b is restricted in the directions of the slits 213a and 213b. In addition, the reciprocating motion can be alternately performed by the action of the connecting cable 220 as in the above-described embodiment. The engaging members 231a, 231a
A roller 232 (or a protrusion) is provided inside the base 210 of the base 31b to prevent the engaging members 231a and 231b from coming out upward.

The ankle exercise device 201 of the above embodiment
The advantage is that the connecting cable 220 is not exposed to the outside and the upper surface of the base 210 is flat. Note that the ankle exercise device of the present invention can be variously modified within the scope of the present invention in addition to the above embodiments.

[0026]

As described above, the ankle exercise device of the present invention forms a pair of left and right orbits parallel to each other on the upper surface side of a flat and substantially flat base, and reciprocates along the orbits. A pair of left and right foot placement members are slidably provided, and each of the foot placement members is connected to each other by connecting ropes wound around pulleys provided at both front and rear ends of the pair of tracks, and in opposite directions. Can perform only reciprocating movements to the ankle and knee joints in a lying or sitting position, and can perform simulated walking movements in which the left and right feet are alternately operated, especially It is. In addition, because it is compact and lightweight, has excellent portability, and can be used without imposing a moderate burden on the body,
It is also ideal for people with reduced physical fitness or those who have been on the bed for a long time for rehabilitation purposes.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an exercise apparatus for an ankle joint according to an embodiment of the present invention.

FIG. 2 is a side sectional view showing the ankle exercise machine according to the embodiment of the present invention.

FIG. 3 is a plan sectional view showing the ankle exercise apparatus according to the embodiment of the present invention.

FIG. 4 is a sectional view taken along line XX of FIG. 3;

FIG. 5 is a schematic side view showing a use state of the ankle exercise apparatus according to the embodiment of the present invention in a lying posture.

FIG. 6 is a schematic side view showing a use state of the ankle exercise apparatus according to the embodiment of the present invention in a sitting posture.

FIG. 7 is a schematic side view showing a use state of an ankle raised exercise part of the ankle exercise device of the embodiment of the present invention.

FIG. 8 is a perspective view showing an exercise apparatus for an ankle joint according to another embodiment of the present invention.

FIG. 9 is a sectional view taken along line YY of FIG. 8;

FIG. 10 is a sectional view taken along the line ZZ of FIG. 8;

[Explanation of symbols]

 101, 201 Ankle exercise equipment 2a, 2b, 202a, 202b Track 3a, 3b, 203a, 203b Foot placing member 4 Ankle raised exercise means 10, 210 Base 11, 211 Upper frame 12, 212 Lower frame 13a, 13b Opening (guide edge) 14, 15, 16, 17, 18 Pulley 19, 42 Tension pulley 20, 220 Connecting cable 41a, 41b Guide hole 43 String-like body 44a, 44b Locking member 213a, 213b Slit

[Procedure amendment]

[Submission date] March 2, 2000 (200.3.2)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0015

[Correction method] Change

[Correction contents]

On the bottom of the base 10 (lower frame 12), there are provided slip preventing means 5 such as rubber feet and rubber pads for preventing slip when the ankle exercise equipment 101 is placed on a floor or a bed. Is provided. An ankle up / down movement means 4 is provided on one side of the base 10, in front of each of the tracks 2a and 2b in the illustrated example.

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0016

[Correction method] Change

[Correction contents]

The ankle raising and lowering means 4 includes left and right guide holes 41a, 4a provided through the upper frame 11 of the base 10.
A locking member 44 which is inserted into the base 1b, and which can be locked to the tip of the toe of the human foot at both ends of the string-like body 43 folded back by the tension pulley 42 inside the base 10.
a, 44b.

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction contents]

As shown in FIG. 7, the locking members 44a, 44b of the ankle up-and-down movement means 4 in a lying posture or a sitting posture.
By lifting the toe side with the heel as a fulcrum in a state where is locked to the toe crotch part d of the left and right feet a and b, it is possible to perform the undulating movement of the ankle joint and the accompanying muscular strength training of the calf part.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0022

[Correction method] Change

[Correction contents]

In particular, if the left and right soles are raised by connecting the left and right locking members 44a and 44b via the tension pulley 42 with the string-like body 43,
Since the other sole is pulled down, it is suitable for performing the above-described ankle undulation movement alternately left and right. Of course, it is also possible to perform the left and right ankle raising and lowering motions simultaneously.

[Procedure amendment 5]

[Document name to be amended] Statement

[Correction target item name] Brief description of drawings

[Correction method] Change

[Correction contents]

[Brief description of the drawings]

FIG. 1 is a perspective view showing an exercise apparatus for an ankle joint according to an embodiment of the present invention.

FIG. 2 is a side sectional view showing the ankle exercise machine according to the embodiment of the present invention.

FIG. 3 is a plan sectional view showing the ankle exercise apparatus according to the embodiment of the present invention.

FIG. 4 is a sectional view taken along line XX of FIG. 3;

FIG. 5 is a schematic side view showing a use state of the ankle exercise apparatus according to the embodiment of the present invention in a lying posture.

FIG. 6 is a schematic side view showing a use state of the ankle exercise apparatus according to the embodiment of the present invention in a sitting posture.

FIG. 7 is a schematic side view showing a use state of an ankle undulating exercise part of the ankle exercise apparatus according to the embodiment of the present invention.

FIG. 8 is a perspective view showing an exercise apparatus for an ankle joint according to another embodiment of the present invention.

FIG. 9 is a sectional view taken along line YY of FIG. 8;

FIG. 10 is a sectional view taken along the line ZZ of FIG. 8;

DESCRIPTION OF SYMBOLS 101, 201 Exercise equipment for ankle joint 2a, 2b, 202a, 202b Track 3a, 3b, 203a, 203b Foot placing member 4 Ankle undulating movement means 10, 210 Base 11, 211 Upper frame 12, 212 Lower frames 13a, 13b Openings (guide edges) 14, 15, 16, 17, 18 Pulleys 19, 42 Tension pulleys 20, 220 Connecting cables 41a, 41b Guide holes 43 Strings 44a, 44b Lock members 213a, 213b Slits

Claims (1)

[Claims] 1. A pair of right and left tracks are formed on the upper surface side of a flat, substantially flat base, and a pair of left and right foot mounting members are slidably reciprocated along the tracks. The foot rests are connected to each other by connecting ropes wound around pulleys provided at the front and rear ends of the pair of tracks, and can only perform reciprocating movements in opposite directions. Exercise equipment for the ankle joint.