WO2019164292A1

WO2019164292A1 - Coin insertion device for fine motor skills

Info

Publication number: WO2019164292A1
Application number: PCT/KR2019/002118
Authority: WO
Inventors: 김두규
Original assignee: (의) 삼성의료재단
Priority date: 2018-02-21
Filing date: 2019-02-21
Publication date: 2019-08-29
Also published as: KR101994936B1

Abstract

The present invention provides a coin insertion device for fine motor skills, facilitating the development of hand muscles, the coin insertion device comprising: a body unit having a space such that coins can be accommodated therein; a coin insertion unit arranged on one surface of the body unit, and rotatable around a rotary axis that is vertical to the one surface; and a first penetration slit positioned in the coin insertion unit, and cut in a lengthwise direction such that the coins can be inserted into the body unit.

Description

Coin Insertion Device for Small Muscle Exercise

The present invention relates to a coin insertion device for beef muscle exercise, and more particularly, to a coin insertion device for beef muscle exercise that is easy to develop resin muscles.

In case of stroke or Parkinson's disease, various physical changes occur depending on the condition. In particular, in the case of such a disease, the hand is paralyzed and the fingers are associated with the phenomenon of fading. If the numbness of the hand and finger gradation are left unattended, the muscles or joints become stiff and gradually feel pain when moving, and even nerve recovery may interfere with normal activities. In addition to the case of the specific disease described above, there are many cases where the movement of the finger is impaired by an accident.

When paralysis or disability occurs in the hands, fingers, and arms connected to it, it is very important to maintain rehabilitation treatment by continually moving the paralyzed or disabled hand to promote blood circulation and neural communication to maintain maximum motor performance. It is important.

In general, hands are one of the important factors that distinguish humans from animals, and their structure and function are complex. Hand refers to the part consisting of the palm, back of the hand, and fingers under a person's wrist. The limbs of the human body are divided into upper and lower limbs, and sometimes called the upper limbs, but usually the upper limbs are called arm and hand, and anatomically the front part of the wrist is called the hand. Hands consist of bones, extension fingers, flexion fingers that can bend, nerves, blood vessels, and skin. Palm bones are carpal bones and metacarpal bones, and cuffs are radial and ulnar. The fingers consist of the phalanges, the thumb is two, the remaining four fingers are three phalanges, each bone is connected by a joint to enable the fine and many functions of the hand.

In general, hand functions are divided into motor function, sensory function, and complex function. Motor functions are called grips, which are divided into powerful grips for holding rackets, precision grips for holding pencils or keys, and ring grips for carrying water bottles. In addition, a press operation for pressing an object with a finger and a pinch operation for picking up an object are also performed. This dense and complex structure of the hand is connected to the brain, enabling fine movement.

In case of injuring the hand, continuous hand rehabilitation training is required not only for overcoming the disorder but also for discomfort in daily life, and thus requires a fine motor skill of the hand such as hand grip and thumb movement, If necessary, the development of a hand rehabilitation training apparatus capable of repeatedly training the pinch movement of the finger and the press movement of the finger is required.

The present invention has been made to solve various problems including the above problems, and an object of the present invention is to provide a coin insertion device for bovine muscle exercise that is easy to develop resin muscles. However, these problems are exemplary, and the scope of the present invention is not limited thereby.

According to an aspect of the invention, the main body having a space to accommodate the coin therein; A coin insertion unit disposed on one surface of the main body and rotatable about a rotation axis perpendicular to the one surface; And a first through slit positioned in the coin insertion portion and longitudinally cut to insert a coin into the main body portion.

In this embodiment, one end is further connected to the coin insertion portion and the other end is connected to the main body portion, may further include a spring portion for returning to the position before rotating the coin insertion portion rotated by a predetermined angle.

In the present embodiment, the first through slit has a width in a direction perpendicular to the longitudinal direction, and may further include a slit adjusting unit for adjusting the width.

In the present embodiment, the coin inserting portion may further include an angle setting unit for guiding to rotate at a predetermined angle.

In the present embodiment, it may include a first coupling portion disposed along the side of the coin insertion portion, the main body portion may include a second coupling portion for coupling with the first coupling portion.

In this embodiment, further comprising a rail portion located in the main body portion to extend in one direction, the coin insertion portion connected to the rail portion is disposed on the upper rail portion, the coin insertion portion along the rail portion The position may be moved on the body portion.

In the present embodiment, the coin inserting portion may further include a height adjusting portion having elasticity in the lower portion.

In the present embodiment, the coin insertion portion may further include a second through slit disposed to correspond to the first through slit.

In the present embodiment, the second through slit is fixed to the main body portion, the first through slit and the first through slit as the alignment through the rotation of the coin insertion portion to match the second through slit and Coins may be inserted through the second through slit.

In the present embodiment, the height in the direction of the rotation axis of the first through slit may be 1/3 to 2/3 of the length in the longitudinal direction of the first through slit.

According to another aspect of the invention, the main body having a space to accommodate the coin therein; A coin insertion unit disposed on one side of the main body unit and including a first through slit cut to insert the coin into the main body unit; And a rail unit positioned to extend along one direction to the main body unit and coupled to an upper portion such that the coin insertion unit is movable from one side to the other side, the coin insertion apparatus for small muscle exercise is provided.

In the present embodiment, the coin insertion portion may have a cylindrical shape having a circular cross section and may be rotatable about a rotation axis perpendicular to the cross section.

In the present embodiment, the coin insertion portion may further include a second through slit disposed in the main body to correspond to the first through slit.

Other aspects, features, and advantages other than those described above will become apparent from the following drawings, claims, and detailed description of the invention.

According to one embodiment of the present invention made as described above, it is possible to implement a coin insertion device for a small muscle exercise to facilitate the development of resin muscle. Of course, the scope of the present invention is not limited by these effects.

1 is a perspective view schematically showing a coin insertion device according to an embodiment of the present invention.

FIG. 2 is a plan view schematically showing a part of the coin insertion device of FIG. 1.

3 is a plan view schematically illustrating a part of the coin insertion device of FIG. 1.

4 is an exploded perspective view schematically showing a part of the coin insertion device of FIG. 1.

5 is a cross-sectional view schematically showing a cross section taken along the line V-V in FIG. 4.

6 is a perspective view schematically showing a coin insertion device according to another embodiment of the present invention.

As the invention allows for various changes and numerous embodiments, particular embodiments will be illustrated in the drawings and described in detail in the written description. Effects and features of the present invention, and methods of achieving them will be apparent with reference to the embodiments described below in detail together with the drawings. However, the present invention is not limited to the embodiments disclosed below but may be implemented in various forms.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the same or corresponding components will be denoted by the same reference numerals, and redundant description thereof will be omitted. .

In the following embodiments, the terms first, second, etc. are used for the purpose of distinguishing one component from other components rather than a restrictive meaning. Also, the singular forms “a”, “an” and “the” include plural forms unless the context clearly indicates otherwise.

On the other hand, the terms including or have, etc. means that there is a feature or component described in the specification, and does not exclude in advance the possibility that one or more other features or components will be added. In addition, when a part of a film, an area, a component, or the like is said to be "on" or "on" another part, as well as being "on" or "on" another part, other films in the middle, It also includes the case where an area | region, a component, etc. are interposed.

In the drawings, components may be exaggerated or reduced in size for convenience of description. For example, the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, and thus the present invention is not necessarily limited to the illustrated.

The x-axis, y-axis, and z-axis are not limited to three axes on the Cartesian coordinate system, and may be interpreted in a broad sense including the same. For example, the x-axis, y-axis, and z-axis may be orthogonal to each other, but may refer to different directions that are not orthogonal to each other.

In the case where an embodiment may be implemented differently, a specific process order may be performed differently from the described order. For example, two processes described in succession may be performed substantially simultaneously or in the reverse order of the described order.

1 is a perspective view schematically showing a coin insertion device 10 according to an embodiment of the present invention.

Referring to FIG. 1, a coin insertion apparatus 10 according to an exemplary embodiment of the present invention may include a main body 100 having a space therein, a rotatable coin inserting part 200 located in the main body 100, and a coin. The first through slit 300 is positioned in the coin inserting part 200 to insert the inside of the main body part 100.

The main body 100 may have a space for accommodating coins therein, and may be formed of various materials such as plastic, metal, and wood having a predetermined hardness or more. In FIG. 1, the rectangular parallelepiped which is the simplest form with respect to the shape of the main body 100 is illustrated as an example, but the main body 100 may have various shapes. Coin insertion device 10 according to an embodiment of the present invention was developed for the purpose of helping the rehabilitation of the resin muscle, may have a shape such as a piggy bank for the patient's aesthetics, psychological stability in inserting the coin And may have a circular, cylindrical, polyhedron or specific shape.

Coin insertion unit 200 may be disposed on one side of the main body unit 100. The coin insertion unit 200 may be disposed on one surface 100a of the main body unit 100, and the one surface 100a may be a flat surface or a curved surface. In FIG. 1, it is illustrated as being disposed on the upper surface of the main body portion 100 of the rectangular parallelepiped, but may be disposed on the side surface of the main body portion 100 of the rectangular parallelepiped.

The coin insertion unit 200 may be provided to be rotatable about a rotation axis AX perpendicular to the one surface 100a of the main body unit 100. Although the coin insertion part 200 of FIG. 1 is illustrated in a cylindrical shape having a circular cross section parallel to the one surface 100a, the shape of the coin insertion part 200 is not necessarily limited thereto, and the center of the rotation axis AX is not limited thereto. It is enough to have a structure and configuration that can rotate. The coin insertion unit 200 may be formed to protrude to a predetermined height from one surface 100a of the main body unit 100. In order to rotate the coin insertion unit 200, the side surface 200a of the coin insertion unit 200 may serve as a handle. The patient may hold the side of the coin insert 200 and rotate the coin insert 200.

The first through slit 300 may be positioned on an upper surface of the coin insertion unit 200. The first through slit 300 is cut along one direction and formed to penetrate the coin inserting part 200. The coin may be inserted into the main body part 100 through the first through slit 300. The first through slit 300 may be formed to have various widths and lengths according to the size and shape of the coin, and the length of the first through slit 300 may be equal to or larger than the diameter of the coin.

In general, hospitals require a variety of tools to exercise the resinous muscles for patients with hand function rehabilitation and children with low development. Accordingly, the coin insertion device 10 for a small muscle exercise according to an embodiment of the present invention can train the movement of the resin muscle by applying various operations from a coin holding operation to a coin inserting operation into the device. In particular, the coin insertion device 10 for a small muscle exercise of the present invention can be trained the operation of inserting a coin from multiple angles because the coin inserting portion 200 is formed to be rotatable. As the first through slit 300 for inserting coins is disposed at various angles, various muscles of the hand can be simultaneously trained from the finger to the wrist as compared with the one through-slit 300.

FIG. 2 is a plan view schematically illustrating a part of the coin insertion device 10 of FIG. 1. 2 illustrates a coin insertion unit 200 and a spring unit 330 connected thereto.

Referring to Figure 2, the small muscle exercise coin insertion device 10 according to this embodiment may further include a spring portion 330. The spring unit 330 may be formed of a spring material having elasticity. One end 330a of the spring part 330 may be connected to the coin insertion part 200, and the other end 330b may be connected to the main body part 100. The spring unit 330 may be extended by rotating the coin insertion unit 200 and then return the coin insertion unit 200 to its original state by a force to reinstate the coin insertion unit 200. 2, one end 330a and the other end 330b may have a length corresponding to a circumference corresponding to an angle of about 90 °, but the present invention is not limited thereto.

Since the spring portion 330 has a predetermined elasticity or more, more force is required for the rotation of the coin insertion portion 200 than when the spring portion 330 is not provided. It is possible to train the resin muscle just by rotating the coin insertion part 200 with a predetermined force or more. In addition, it is possible to exercise up to the muscles of the wrist as well as the resin muscle through the movement to hold the coin insert 200.

3 is a plan view schematically illustrating a part of the coin insertion device 10 of FIG. 1. In FIG. 3, the first through slit 300 and the slit adjusting unit 340 controlling the same are shown.

Referring to Figure 3, the small muscle exercise coin insertion device 10 according to this embodiment may further include a slit adjustment unit 340. The coin inserting part 200 has a first through slit 300 for inserting coins into the main body 100 and a slit adjusting part 340 for adjusting the width of the first through slit 300 is disposed. Can be. The slit adjusting unit 340 may include a first slit adjusting unit 342 located at one side of the first through slit 300 and a second slit adjusting unit 344 located at the other side. The slit adjustment unit 340 of FIG. 3 is disposed on one side and the other side of the first through slit 300, but in another embodiment, the slit adjustment unit 340 may be disposed only on one side of the first through slit 300. have.

The slit adjustment unit 340 may be provided to be movable along one direction (Y-axis direction). The handle 346 may be disposed on the upper surface of the slit adjustment unit 340. By moving the handle part 346 in the + Y direction or the -Y direction, it is possible to adjust the distance between the first slit adjusting unit 342 and the second slit adjusting unit 344. In FIG. 3, the handle part 346 is illustrated in the same shape as the protruding protrusion, but the shape of the handle part 346 is not limited, and the slit adjustment part 340 may be moved through this.

The coin insertion portion 200 may be provided with a groove portion 348 so that the handle portion 346 may be positioned and moved. The groove portion 348 provides a kind of passage through which the handle portion 346 moves, and is illustrated as being formed on the upper surface of the coin insertion portion 200 in FIG. 3. In another embodiment, the coin insertion unit 200 may be formed on the side of the coin insertion unit 200. In this case, the handle unit 346 may also be located on the side of the coin insertion unit 200.

The first through slit 300 may have a predetermined width W1 to W2. In this case, the width may be defined as a width in a direction perpendicular to the length direction (x-axis direction) in which the first through slit 300 extends (y-axis direction). It is possible to adjust the width of the first through slit 300 by adjusting the interval of the slit adjusting unit 340. That is, the width of the first through slit 300 may be adjusted from the minimum first width W1 to the maximum second width W2 as shown in FIG. 3. In this case, when the first through slit 300 is the first width W1, the slit adjusting unit 340 is closed, and when the first through slit 300 is the second width W2, the slit adjusting unit. 340 may be defined as an open state.

In FIG. 3, the slit adjustment unit 340 is disposed on one side and the other side of the first through slit 300, but in another embodiment, the slit adjustment unit 340 may be disposed only on one side of the first through slit 300. It may be. In this case, the width of the first through slit 300 may be adjusted by moving the slit adjusting unit 340 located at one side of the first through slit 300.

As the width of the first through slit 300 is narrower, the coin can be inserted into the coin insertion device 10 only when the coin exactly matches the first through slit 300. In some cases, if the width of the first through slit 300 is too narrow, depending on the condition of the patient using the small muscle exercise coin insertion device 10 according to an embodiment of the present invention, it may not be possible to insert the coin itself. In this case, resin muscle rehabilitation training using the device may not be smooth.

In this case, by adjusting the width of the first through slit 300 through the slit adjusting unit 340 may be set to the appropriate width of the first through slit 300 according to the condition of the patient. When the patient's resinous muscles are severely paralyzed, the slit control unit 340 is opened to widen the first through slit 300 so that the patient can more easily insert coins into the coin insertion device 10. You can train. On the other hand, when the paralysis of the patient's resin muscles is less severe, the width of the first through slit 300 can be adjusted to be almost equal to the thickness of the coin by leaving the slit control unit 340 closed, and more precise resin muscles. Training is possible.

4 is an exploded perspective view schematically showing a part of the coin insertion device 20 according to an embodiment of the present invention, and FIG. 5 is a cross-sectional view schematically showing a cross section taken along the line V-V of FIG. 4. 4 illustrates a structure in which the coin insertion device 20 is separated from the main body 100, and FIG. 5 illustrates a cross section when the first through slit 300 and the second through slit 310 are perpendicular to each other. It is shown.

4 and 5, the coin inserting part 200 according to the present embodiment includes a first coupling part 302 at a lower end thereof, and a second part in the main body part 100 in which the coin inserting part 200 is located. Coupling portion 312 may be provided. As described above, since the coin insertion unit 200 rotates around the rotation axis AX, as shown in FIG. 5, the first coupling unit 302 and the second coupling unit 312 are engaged with each other. The coin insertion unit 200 may rotate. In FIGS. 4 and 5, the first coupling part 302 is protruded, and the second coupling part 312 is illustrated as having an inwardly drawn configuration, but the first coupling part 302 and the second coupling part are illustrated. If the coin insertion portion 200 rotates in a state where the coin insertion portion 200 is not separated from the main body portion 100 by engaging with each other, the structures of the first coupling portion 302 and the second coupling portion 312 may be modified. Do.

The lower surface 200b of the coin insertion unit 200 may be positioned to be horizontal to the stepped surface 100b of the main body unit 100. The stepped surface 100b of the main body 100 is an inner side partitioned by the second coupling part 312, and the upper surface of the main body 100 so that the coin inserting part 200 can be coupled to the main body 100. It can be understood that the step is formed in the step (100a).

On the other hand, the small muscle exercise coin insertion device 20 according to an embodiment of the present invention may further include a second through slit 310 located in the body portion 100. The second through slit 310 may be provided on the upper surface 100a of the main body portion 100, and disposed below the coin inserting portion 200 to correspond to the first through slit 300. As described above, since the coin insertion unit 200 is rotatable, the first through slit 300 may be rotated in accordance with the fixed second through slit 310. That is, the direction of the second through slit 310 is fixed, and the coin inserting part 200 is rotated so that the first through slit 300 and the second through slit 310 are aligned so that the coin is parallel to the main body part. It may be inserted into the (100).

As described above, the coin insertion device 20 for a small muscle exercise according to an embodiment of the present invention further goes from simply inserting a coin into a main body, by rotating the coin inserting part 200, the first through slit 300 and the second. Training can be performed together to align the through slit 310 can be easily utilized not only to patients rehabilitation resin resin, but also to infants needing development-related training.

4 and 5, an angle setting unit 320 may be further provided to guide the coin insertion unit 200 to rotate at a predetermined angle. An angle display unit 322 indicating an angle at which the coin insertion unit 200 is rotated may correspond to the angle setting unit 320 on an upper surface of the main body unit 100. The angle display unit 322 may be disposed around the coin insertion unit 200 at predetermined intervals so that the angle at which the coin insertion unit 200 rotates is displayed externally. Although the angle display unit 322 of FIG. 4 is set at an interval of 45 °, the distance between the angle display unit 322 may be changed according to embodiments.

Although not shown, the angle setting unit 320 may include locking

members

320a and 320b respectively formed at the first coupling unit 302 of the coin insertion unit 200 and the second coupling unit 312 of the main body unit 100. It may be provided. The engaging

members

320a and 320b are protrusions formed in the first coupling portion 302 and grooves formed in the second coupling portion 312 or grooves formed in the first coupling portion 302 and protrusions formed in the second coupling portion 312. It can be configured as. The locking

members

320a and 320b may be disposed to correspond to the angle display unit 322. The angle setting unit 320 may fix the coin insertion unit 200 at a predetermined angle position in the process of rotating the coin insertion unit 200 through the locking

members

320a and 320b.

Meanwhile, referring to FIG. 5, the coin insertion unit 200 may further include a height adjusting unit 350 having elasticity. The lower surface of the coin inserting part 200 may be disposed to be spaced apart from the step surface of the main body part 100 by a predetermined distance d with the height adjusting part 350 therebetween. Height adjustment unit 350 may be formed of an elastic material, for example, may be formed of a spring, a rubber material and the like. The height adjusting unit 350 may adjust the height of the coin insertion unit 200 by the force pressing the coin insertion unit 200 from the top. That is, the patient who needs rehabilitation of the resinous muscle may repeatedly train the press motion of the finger through an operation of pressing the coin inserting part 200 having elasticity and moving up and down with a finger.

Meanwhile, the height H0 of the first through slit 300 in the rotational axis AX direction may be about 1/3 to 2/3 of the length L0 of the first through slit 300 in the longitudinal direction. As described above, the coin insertion unit 200 is provided to be rotatable. Alternatively, the coin insertion unit 200 may be directly rotated, but after the coin is inserted into the first through slit 300, the coin is handled. Coin insertion unit 200 may be rotated by utilizing. This is similar to the movement of the key by turning, it is more easy for the resin muscle movement because more force is required on the finger than simply holding the coin insert 200 directly. The length L0 in the longitudinal direction of the first through slit 300 is approximately equal to the diameter of the coin. In order to utilize the coin as a handle, the coin is exposed to the outside without being inserted into the first through slit 300. About 1/3 to 2/3 of this diameter is required. If the coin is exposed less than 1/3, it cannot act as a handle. If the coin is exposed more than 2/3, the coin is separated from the first through slit 300 while the coin insertion unit 200 is rotated. Because you can.

6 is a perspective view schematically showing a coin insertion device 30 according to an embodiment of the present invention.

6 is similar to the embodiment of FIG. 1, but the coin insertion unit 30 is different in that it is configured to move the coin insertion unit 200. The differences will be explained mainly.

That is, the coin insertion device 10 for small muscle exercise 10 of the present embodiment may be simultaneously moved while the coin insertion unit 200 rotates. To this end, the main body portion 100 may be provided with a rail portion 360 that is a path through which the coin inserting portion 200 moves. The rail part 360 of FIG. 6 may extend in one direction (X-axis direction). The lower portion of the coin inserting portion 200 may be coupled to the rail portion 360 to prevent the coin inserting portion 200 from being removed from the main body portion 100 and to be movable at the same time. As described above, the coin insertion unit 200 may be moved at the same time as the rotation, and thus, the amount of exercise of the resin muscle of the patient requiring rehabilitation may be further increased compared to the coin insertion unit 200 fixed at the same position.

As mentioned above, hands are generally one of the important factors that distinguish humans from animals. In case of injuring the hand, continuous hand rehabilitation training is required not only for overcoming the disorder but also for discomfort in daily life. Therefore, the grip movement of the hand and the thumb movement, if necessary, the pinch movement of the finger and the There is a need for a hand rehabilitation training device capable of repeatedly training the press exercise.

Accordingly, the coin insertion device 10 for a small muscle exercise according to an embodiment of the present invention is provided with various structures while being provided to rotate and / or move the coin insertion unit 200. This enables fine motor skill of the hand, such as finger rotation, grip movement, pinch movement of the finger, press movement, etc., and the maximum amount of exercise of the resin muscle.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims

A main body unit having a space for accommodating coins therein;

A coin insertion unit disposed on one surface of the main body and rotatable about a rotation axis perpendicular to the one surface; And

A first through slit positioned in the coin insertion part and cut in a length direction to insert a coin into the main body part;

Equipped with a coin insertion device for a small muscle exercise.
The method of claim 1,

One end is connected to the coin insertion portion and the other end is connected to the main body portion, further comprising a spring portion for returning to the position before rotating the coin insertion portion rotated by a predetermined angle, small muscle exercise coin insertion device.
The method of claim 1,

The first through slit has a width in a direction perpendicular to the longitudinal direction, and further comprises a slit adjusting unit for adjusting the width, small muscle exercise coin insertion device.
The method of claim 1,

And a coin setting device for guiding the coin inserting part to rotate at a predetermined angle.
The method of claim 1,

And a first coupling portion disposed along a side of the coin insertion portion, and the main body portion includes a second coupling portion coupled to the first coupling portion.
The method of claim 1,

The rail unit may further include a rail unit positioned in the main body unit to extend in one direction, and the coin insertion unit connected to the rail unit may be disposed above the rail unit, and the coin insertion unit may be positioned on the main body unit along the rail unit. Moved, coin insertion device for small muscle exercise.
The method of claim 1,

The coin insertion portion further includes a height adjustment portion having a lower elasticity, small muscle exercise coin insertion device.
The method of claim 1,

And a second through slit disposed below the coin insert and disposed to correspond to the first through slit.
The method of claim 8,

The second through slit is fixed to the main body portion, and the first through slit and the second through slit as the first through slit aligned with the coin insertion portion to match the second through slit. A coin insertion device for small muscle exercise, through which the coin is inserted.
The method of claim 8,

The height of the rotation axis direction of the first through slit is 1/3 to 2/3 of the length in the longitudinal direction of the first through slit, small muscle exercise coin insertion device.
A main body unit having a space for accommodating coins therein;

A coin insertion unit disposed on one side of the main body unit and including a first through slit cut to insert the coin into the main body unit; And

A rail unit positioned to extend along one direction of the main body and coupled to an upper portion of the coin insertion unit to be movable from one side to the other side;

Equipped with a coin insertion device for a small muscle exercise.
The method of claim 11,

The coin insertion portion has a cylindrical shape having a circular cross section, and is provided to be rotatable about a rotation axis perpendicular to the cross section, a small muscle exercise coin insertion device.
The method of claim 11,

And a second through slit disposed in the main body so as to correspond to the first through slit in the coin insertion portion.