JP2008200484A - Exercise therapy device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an exercise therapy device in which the feet do not separate from pedals and a user can tread the pedals by the heels. <P>SOLUTION: The exercise therapy device is equipped with a body 1, a link 2 of which one end is provided in this body 1 and which can rotate a prescribed angle with centering the one end, a pedal 3 which is provided on the other end of the link 2, can rotate a prescribed angle, and rotates the link 2 by the treading of the user's foot 4, and a foot restraint body 5 which is provided on the pedal 3 and constrains the foot 4. The foot restraint body 5 has a base part 5c provided with a heel support part 6a for supporting the heel 4b of the foot 4. The heel support part 6a is arranged on the pedal 3 so that the direction of the treading force of the foot 4 passes a rotation shaft 3a. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an exercise therapy device including a pedal rotatably attached to an end of a rotatable link.

An exercise therapy device is generally widely used as a device that can easily exercise for physical strength enhancement, health promotion, and adult disease prevention. In addition, athletes who are out of order, patients after orthopedic surgery, and patients with cerebrovascular disorders are also used for exercise therapy for the purpose of muscle strength recovery, muscle strength enhancement and gait training.
Conventionally, a main body, a link having one end rotatably provided on the main body, and a pedal rotatably provided on the other end of the link and rotating the link by stepping on a user's foot are provided. An exercise therapy device is known (see, for example, Patent Document 1).
Usually, since a person lands from a heel while walking, when using an exercise therapy device for gait training, it is necessary to depress the pedal with the heel.

JP 2006-137399 A

  However, in this case, when the pedal is depressed with the heel, the heel is not held by the pedal, and there is a problem that the foot may come off from the pedal.

  An object of the present invention is to solve the above-described problems, and an object thereof is to provide an exercise therapy device that can step on the pedal with a heel without removing the foot from the pedal. It is.

  The exercise therapy apparatus according to the present invention is provided with a main body, a link having one end rotatably provided on the main body, and a link rotatably provided at the other end of the link via a rotation shaft. A pedal that rotates the link when a foot is depressed; and a foot restraint that is provided on the pedal and restrains the foot. The foot restraint is provided with a heel support portion that supports the heel of the foot. The heel support portion can be disposed on the pedal so that a direction of a force based on a bottom portion of the heel when the foot is depressed passes through the rotation shaft.

  According to the exercise therapy apparatus according to the present invention, the foot restraint provided on the pedal restrains the foot, so that it is possible to prevent the foot from coming off the pedal. In addition, the heel support portion of the foot restraint can be placed on the pedal so that the direction of the force based on the bottom of the heel when the foot is depressed passes through the rotation axis of the pedal. You can also

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same or corresponding members and parts will be described with the same reference numerals.
Embodiment 1 FIG.
FIG. 1 is a partial side view of the exercise therapy apparatus according to this embodiment.
The exercise therapy apparatus according to this embodiment includes a main body 1, a rod-like link 2 whose one end is rotatably provided to the main body 1 by a predetermined angle, and a rotary shaft 3a at the other end of the link 2. A flat plate-like pedal 3 provided so as to be rotatable by a predetermined angle via a pedal and a foot restraining body 5 for restraining the user's foot 4 provided on the pedal 3 are provided.

The foot restraint 5 includes a base 5c that supports the user's foot 4, an ankle band 5a that surrounds the vicinity of the ankle 4a of the foot 4 together with the base 5c, and a periphery of the toe 4d of the foot 4 together with the base 5c. A surrounding toe band 5b.
Since the distal end side of the foot 4 from the ankle 4a is restrained by the foot restraint body 5 by the base 5c, the ankle band 5a, and the toe band 5b, the foot 4 is prevented from coming off from the pedal 3.
Therefore, the user can freely perform the plantar flexion motion or the dorsiflexion motion of the ankle joint while the foot 4 is restrained by the foot restraint body 5.

The base 5c of the foot restraint 5 includes a heel support 6a that supports the heel 4b of the user's foot 4, an arch support 6b that supports the arch 4c of the foot 4, and a toe support that supports the toe 4d of the foot 4. Part 6c.
The foot restraint 5 is fixed to the pedal 3 so that the rotation shaft 3a of the pedal 3 is disposed directly below the heel support 6a.
Thereby, since the direction of the force based on the bottom of the heel 4b due to the foot 4 is passed through the rotation shaft 3a of the pedal 3, the user can step on the pedal 3 with the heel 4b.

When the user steps on the pedal 3 in a state where the tip side of the ankle 4a of the user's foot 4 is constrained by the foot restraint body 5, the link 2 rotates in one direction by the stepping force.
At this time, the direction of the user's stepping force passes through the rotation shaft 3 a of the pedal 3.
Since the ankle joint of the user's foot 4 is capable of plantar flexion or dorsiflexion, the user must apply force to fix the rotation angle of the ankle joint when the pedal 3 is depressed. .

  According to the exercise therapy apparatus according to this embodiment, the foot restraint body 5 that restrains the foot 4 is fixed to the pedal 3 so that the rotation shaft 3a of the pedal 3 is disposed directly below the heel support portion 6a. Therefore, the pedal 3 can be depressed with the heel 4b without the foot 4 coming off the pedal 3. As a result, it is possible to make it easier for a user who needs walking training to capture the feeling of stepping on from the heel 4b, which is required for walking.

  In addition, the foot restraint 5 has a base 5c, an ankle band 5a, and a toe band 5b, and restrains the tip side of the ankle 4a of the user's foot 4 so that the user's ankle joint is bent or bent. A dorsiflexion movement becomes possible, and the user must apply a force to fix the rotation angle of the ankle joint when depressing the pedal 3, and can perform muscular strength training around the ankle joint.

Embodiment 2. FIG.
FIG. 2 is a partial side view of the exercise therapy apparatus according to this embodiment, and FIG. 3 is a side view showing the concave portion 3b of the pedal 3 and the convex portion 5f of the foot restraint body 5, as disclosed in JP-A-5-131968. Based on 2.
The pedal 3 is provided with a recess 3b that is a locking portion for locking the foot restraint body 5.
On the surface of the base portion 5c that faces the pedal 3, there are convex portions 5f that are locked portions that are fitted by the concave portions 3b of the pedal 3; Is provided.
The attachment / detachment means for making the foot restraint 5 detachable from the pedal 3 includes a concave portion 3b of the pedal 3 and a convex portion 5f of the base portion 5c.
Thereby, when it is not necessary to restrain the foot 4, the foot restraint body 5 can be removed from the pedal 3.
Further, when the pedal 3 is depressed in the vicinity of the arch 4c, the protrusion 3f of the arch support portion 6b can be fitted into the recess 3b of the pedal 3, and the pedal 3 can be disposed directly below the arch support portion 6b. As a result, it is possible to perform an exercise of depressing the pedal 3 with the arch 4c.
Further, when the pedal 3 is depressed near the toe 4d, the pedal 3 can be disposed directly below the toe support portion 6c by fitting the convex portion 5f of the toe support portion 6c into the concave portion 3b of the pedal 3. As a result, it is possible to perform the exercise of depressing the pedal 3 with the toe 4d, and the effect of muscular strength training around the ankle joint can be enhanced.
Other configurations are the same as those in the first embodiment.

  According to the exercise therapy apparatus according to this embodiment, the foot restraint 5 is detachable from the pedal 3, so that the foot restraint 5 is removed from the pedal 3, for example, by the arch 4c of the foot 4. A user who wants to depress the pedal 3 can also depress the pedal 3 directly to use the exercise therapy apparatus.

  The pedal 3 is provided with a recess 3b, and the base 5c is provided with a protrusion 5f that fits into the recess 3b of the pedal 3 at three locations: a saddle support portion 6a, an arch support portion 6b, and a toe support portion 6c. Therefore, for example, the user can step on the pedal 3 with the arch 4c and can step on the pedal 3 with the toe 4d.

Embodiment 3 FIG.
FIG. 4 is a partial side view of the exercise therapy apparatus according to the third embodiment.
In the exercise therapy apparatus according to this embodiment, the foot restraint 5 surrounds the lower leg part 4e supporting the lower leg part 4e of the user's foot 4 and the lower leg part 4e together with the lower leg support part 5d. It further has a lower leg band 5e.
The lower leg part 4e is restrained by the lower leg support part 5d and the lower leg part band 5e.
The lower leg support portion 5d is formed integrally with the base portion 5c. When the lower leg support portion 5d and the lower leg portion band 5e restrain the lower leg portion 4e, the ankle joint of the user's foot 4 has a predetermined angle. Fixed to.
Other configurations are the same as those in the first embodiment.
In addition, like the exercise therapy apparatus according to Embodiment 2, the foot restraint 5 and the pedal 3 may be detachable. In this case, the foot restraint body 5 of the exercise therapy apparatus according to the second embodiment and the foot restraint body 5 of the exercise therapy apparatus according to the third embodiment are selected in accordance with the degree of recovery of the muscle strength of the user. There may be.

When the user steps on the pedal 3 while the user's foot 4 is restrained by the foot restraint body 5, the link 2 rotates in one direction by the stepping force.
At this time, since the ankle joint of the user's foot 4 is fixed at a predetermined angle, the user does not need to fix the rotation angle of the ankle joint with his / her own force.
Thereby, for example, even when the user cannot properly fix the ankle joint before the muscle strength is recovered, the user can step on the pedal 3 to rotate the link 2 in one direction. .

  According to the exercise therapy apparatus according to this embodiment, the foot restraint body 5 includes the crus support part 5d that supports the crus part 4e of the user's foot 4, and the periphery of the crus part 4e together with the crus support part 5d. And the lower leg band 5e surrounding the user, for example, even when the user cannot fix the ankle joint with his own force, the user depresses the pedal 3, The link 2 can be rotated in one direction.

  In the second embodiment, the pedal 3 is provided with the recess 3b, and the base 5c is provided with the protrusion 5f that fits with the recess 3b of the pedal 3. However, of course, the present invention is not limited to this. Instead, the pedal 3 may be provided with a convex portion and the base 5c may be provided with a concave portion. Further, for example, an exercise therapy device using hook and loop fasteners attached to both opposing surfaces of the pedal 3 and the base portion 5c may be used.

  In each of the above embodiments, the exercise therapy apparatus including the link 2 and the pedal 3 that can be rotated by a predetermined angle has been described. However, the present invention is not limited to this, for example, a bicycle crank and a pedal. It may be an exercise therapy device provided with a link 2 and a pedal 3 that can rotate 360 degrees or more.

1 is a partial side view of an exercise therapy device according to Embodiment 1. FIG. FIG. 10 is a partial side view of the exercise therapy device according to the second embodiment. It is a side view which shows the recessed part of a pedal, and the convex part of a leg restraint body. 6 is a partial side view of an exercise therapy device according to Embodiment 3. FIG.

Explanation of symbols

  1 body, 2 links, 3 pedals, 3a rotation shaft, 3b recess, 4 feet, 4a ankle, 4b heel, 4c arch, 4d toe, 4e lower leg, 5 foot restraint body, 5a band for ankle, 5b band for toe 5c Base part, 5d Lower leg support part, 5e Lower leg band, 5f Convex part, 6a Saddle support part, 6b arch support part, 6c toe support part.

Claims (5)

The body,
A link having one end rotatably provided on the main body;
A pedal that is rotatably provided at the other end of the link via a rotation shaft, and that rotates the link by stepping on a user's foot;
A foot restraint provided on the pedal and restraining the foot;
The foot restraint body has a base portion provided with a heel support portion for supporting the heel of the foot,
The exercise therapy apparatus, wherein the heel support portion can be arranged on the pedal so that a direction of a force based on a bottom portion of the heel when the foot is depressed passes through the rotation shaft.   2. The exercise therapy apparatus according to claim 1, wherein an attachment / detachment means is provided between the pedal and the foot restraint for enabling the foot restraint to be attached to and detached from the pedal.   The attaching / detaching means includes a locking portion provided on the pedal, and a plurality of locked portions provided on a surface of the base portion facing the pedal and locked to the locking portion. The exercise therapy apparatus according to claim 2, wherein   The exercise therapy device according to any one of claims 1 to 3, wherein the foot restraint body further includes an ankle band surrounding the ankle of the foot together with the base portion. .   The foot restraint body further includes a crus support part that is integrally formed with the heel support part and supports the crus part of the foot, and a crus part surrounding the crus part together with the crus support part. It has a band, The exercise therapy apparatus of any one of Claim 1 thru | or 4 characterized by the above-mentioned.

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