JP2005110719A - Mat body for training balance sense - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an unstable step to be used for training the balance sense, mainly the muscular strength of the leg parts primarily for the recovery of physical functions by the rehabilitation with a simple structure. <P>SOLUTION: The mat body for training the balance sense is a foam body which comprises a polyurethane foam elastic or with a lower resilience, is made almost into a rectangular prism preferably with a thickness dimension of 30 to 100 mm and the total of the longitudinal and lateral dimensions of 500 to 1,200 mm and wrapped with a resin thin film. The void of the foam body is filled with a gas, the water made more sticky with a stickener, the water with a water-soluble polymer dissolved therein or the like. It has a closed chamber sealed by being filled with a fluid which preferably presents the physical property with the coefficient of kinematic viscosity of 500 cSt or less at 20°C and the thin film is provided with a valve which can make the inside of the closed chamber sealed or communicate with outside thereby enabling the adjustment of the amount of the fluid within the closed chamber. A plurality of closed chambers required may be interlinked through link holes or a top board may be provided on the top surface thereof. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a mat body for balance sensation training, which is used for training the sense of balance of a body particularly in an upright state in training such as rehabilitation and sports.

  Deterioration of the body's sense of balance due to aging or various diseases, or mainly a decrease in leg muscle strength, hindered daily life due to difficulty in standing up and walking, and depending on the degree of the obstacle, only assistance is required. In addition, since physical exercise may be limited and may cause a decline in physical ability such as cardiopulmonary, it is desirable to be able to stand upright or walk by rehabilitating the sense of balance and muscle strength such as legs.

  In addition, in various sports and martial arts, etc., if you want to further improve your athletic ability, training of the basic sense of balance and muscle strength such as legs will be extremely important. Become.

  About these balance sensations and muscle strength such as legs, put your feet on an unstable scaffold and stand in an upright state, detect the pressure on your sole and the bias of the body's center of gravity, move the body's center of gravity and stand upright By trying to hold, training becomes possible efficiently.

  It is desirable that this unstable scaffold fluctuates in an unpredictable manner, so that it is necessary to follow the fluctuation of the scaffold to move the body's center of gravity and try to maintain an upright position, especially for balance sensations. Training is possible.

  The unstable scaffold used for the training that fluctuates difficult to predict is a scaffold that swings through a fulcrum (see, for example, Patent Document 1), or a scaffold that swings through a support shaft (for example, ), Variously developed and provided, but these cannot sufficiently suppress the swing, and the unstable state is also caused by adjusting the instability by adjusting the position of the fulcrum or the support shaft. In particular, in training for the purpose of rehabilitation, there is a difficulty that cannot be achieved with an appropriate exercise intensity.

  In this regard, the rocking is performed using, for example, an air cylinder or the like and a mechanism for controlling the same (for example, refer to Patent Document 3), or the rocking is performed using a driving device such as a motor and a mechanism for controlling the motor. However, there is a problem that the mechanism is complicated, the introduction cost and the maintenance management cost are increased, and a person who is familiar with the operation is required.

JP-A-11-188120 JP-A-9-173501 JP-A-6-254178 JP-A-8-299496

  In order to solve the above-mentioned difficulties, the present invention is low in introduction cost and maintenance management cost, can be controlled with a simple configuration, and is suitable for training for rehabilitation in accordance with the purpose of the swing. It is possible to make subtle adjustments in a wide range, ranging from those with weakness to those suitable for training for sports, etc. It is possible to provide an unstable scaffold used for balance training and mainly training of leg muscle strength.

  Therefore, the mat body for balance sensation training according to the present invention has a structure in which a foam having elasticity is encapsulated with a resin thin film and a closed chamber is formed by filling a fluid into a gap to form a sealed shape. When the user installs and stands upright with his feet on the top, the fluid layer between the sole and the floor in the closed room becomes an unstable scaffold, which is predicted as the user's center of gravity moves Difficult to fluctuate.

  This unstable state is moderately suppressed and supported according to the thickness and elasticity of the foam contained in the closed room, regardless of the drive device or control device, and can be used depending on the purpose of training such as rehabilitation and sports. Can be appropriate.

  The unstable state also changes depending on the fluid filled in the space in the closed chamber, and the fluid is composed of gas, water thickened with a thickener, water in which a water-soluble polymer is dissolved, or the like, preferably 20 It has physical properties with a kinematic viscosity at ℃ of 500 cSt or less, and furthermore, by providing a valve that allows the inside of the sealed chamber to be sealed or communicated with the outside on the resin thin film, the amount of fluid in the sealed chamber can be adjusted, and rehabilitation is possible. It can be adjusted to an appropriate one according to the purpose of training such as sports.

The foam contained in the closed chamber has a polyurethane foam or an apparent density of 35 kg / m ^{3 to} 85 kg / m ³ and a hardness (JIS K6401) of 2 kg to 17 kg or less, preferably a rebound resilience (JIS K6401) is preferably made of a polyurethane foam having a low rebound resilience of 20% or less, and is preferably a substantially rectangular parallelepiped having a thickness of 30 mm to 100 mm and a total of vertical and horizontal dimensions of 500 mm to 1200 mm. A plurality of closed chambers may be coupled via a connecting hole, and a top plate may be provided on the upper surface.

  The mat body for balance sensation training according to the present invention is configured as described above, so that when the user stands on the floor and stands upright with the foot placed on the upper part, the foot sole in the closed room and the floor surface Due to the fluid layer in between, it becomes an unstable scaffold that changes difficult to predict as the user's center of gravity moves, and the user corrects to always keep the center of gravity of the body fluctuating due to the scaffold changing to keep upright. As a result, it is possible to perform training such as rehabilitation and sports to improve not only the sensory ability to judge the posture such as the body tilt and the center of gravity instantly, but also the leg muscles, as well as the exercise ability to use the muscle strength of the whole body. .

  Furthermore, since it can be provided as a scaffold in an unstable state with a simple configuration, the economic burden on the user is lightened and complicated operations are not required, so the user can easily use it everywhere. It becomes possible. Especially in rehabilitation, since it is desirable to carry out continuously, the effect of being able to come out with less burden on installation and use in the own room becomes great.

  The mat body for balance sensation training according to the present invention is suitable for training such as rehabilitation and sports by the strength and strength of the foam contained in the closed room, and the fluid filling the void in the closed room. The most effective and suitable for the user with less danger. Further, by making it possible to adjust the amount of fluid in the closed room, it can be configured according to the purpose of training such as rehabilitation and sports, and can be adjusted to an appropriate one according to individual differences in training required by the user.

  DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the following, the best mode will be described with reference to the implementation of the balance sensation training mat according to the present invention.

  As shown in FIG. 1 or FIG. 2, the mat body 10 for balance sensation training according to the present invention is formed by encapsulating a foam 12 with a resin thin film 11 in a sealed state and enclosing it in a closed chamber 13. The void 14 excluding the foam 12 is filled with a fluid 15.

  Although the mat body 10 for balance sense training is installed on the floor surface and the user puts his feet upright to stand upright, if it becomes too unstable, it cannot stand upright, falls or drops his feet to the floor surface, If it becomes too stable, it becomes easy to stand upright, and none of them can exert the effect of training, so it is necessary to be in a moderately unstable state during use, and the foam 12 enclosed in the resin thin film 11 and the closed chamber 13 It is necessary to make the dimensions and material of the material and the property and amount of the fluid 15 appropriate.

  The resin thin film 11 is a film made of polyester, ethylene vinyl alcohol copolymer, polyvinyl alcohol, polyvinylidene chloride or the like, or a plastic film such as a composite film coated with them, or a plastic compounded with other materials by vapor deposition. It is made of an airtight material such as a film, a fiber laminated with a resin film or the like, or a fiber impregnated with resin or rubber, etc., and a required peripheral edge or a corresponding peripheral edge by bending a single resin thin film 11 The peripheries corresponding to the plurality of resin thin films 11 are formed in the closed chamber 13 by heat welding such as welding or bonding with an epoxy, acrylic, rubber or urethane adhesive.

The foam 12 is made of polyurethane foam or the like. Particularly, when the resin thin film 11 is made of a highly stretchable material, the apparent density is 35 kg / m ^{3 to} 85 kg / m ³ and the hardness (JIS K6401). Is a polyurethane foam having a low rebound resilience, preferably a rebound resilience (JIS K6401) of 20% or less.

  The foam 12 has a thickness of 30 mm to 100 mm in order to make the distance between the user's sole and the floor surface moderate, and in order to support the entire surface of the user's sole, The total of the dimension and the lateral dimension is enclosed in the closed chamber 13 as a substantially rectangular parallelepiped of 500 mm to 1200 mm.

  The closed room 13 is particularly suitable when the resin thin film 11 is made of a highly stretchable material, and when the mat body 10 for balance sensation training is placed on the floor and the user stands upright with his feet placed. The resin thin film 11 is stretched to increase the capacity of the closed chamber 13, and the user's sole is in contact with and supported by the floor surface through the resin thin film 11 and the foamed foam 12. In order to prevent this, the fluid 15 is sealed in the closed chamber 13 in a state where the pressure has been increased in advance, or the resin thin film 11 is made of a heat-shrinkable material and is sealed to be thermally shrunk so as to reduce the pressure of the fluid 15 in the closed chamber 13. And the resin thin film 11 is in a tensioned state, and preferably, the weight varies depending on the user. Therefore, in order to be able to adjust according to this, a valve 16 is attached so that the inside of the closed chamber 13 can be sealed or communicated with the outside. And adjust the amount of fluid 15 according to the weight of the user By increasing the pressure of the fluid 15 in the closed chamber 13 to the resin film 11 and tension shape.

  When the fluid 15 to be filled in the gap 14 in the closed chamber 13 is installed on the floor surface of the balance sensation training mat body 10 and the user stands upright with the feet placed, according to the load bias, It is desirable to flow smoothly, and the kinematic viscosity at 20 ° C. is 500 cSt or less, a gas such as air, water thickened with a thickener or dissolved water-soluble polymer, or a combination thereof is used.

  As shown in FIG. 3, the balance sensation training mat body 10 according to the present invention configured as described above has a plurality of required closed chambers 13, and a fluid 15 is provided between each closed chamber 13 via a single or a plurality of required connecting holes 17. As shown in FIG. 4, the required plurality of closed chambers 13 can be implemented by allowing the fluid 15 to flow through a single or a plurality of connecting pipes 18. 13 or a plurality of closed chambers 13, 13,...

  Further, as shown in FIG. 5 or 6, the balance sensation training mat body 10 according to the present invention configured as described above is implemented by attaching a single or a plurality of required top plates 19, 19,. Therefore, the weight applied from the soles on which the user is placed can be distributed over the entire top plate 19, 19,... Even if the thickness dimension of 10 is reduced, a training effect can be obtained.

  The above-described top plate 19 is a resin, foamed resin, wood board, or a plate material bonded together, and is made of a plate material harder than the foam 12 included in the resin thin film 11. The top plate 11 is installed in the gap 14 between the foam 12 and the resin thin film 11 at the top of the foam 12, or is attached to the top surface of the thin resin film 11 at the time of installation of the equilibrium sense training mat 10 or balanced. When the mat body for sensory training 10 is installed, the resin thin film 11 on the upper surface is doubled, and the top plate 19 is sandwiched between the double resin thin films 11, 11. At the top of the hour.

  The above-described top plate 19 is attached to the balance sense training mat body 10 by making it easy to attach or detach the top plate 19 to or from the resin thin film 11 by means of a hook-and-loop fastener or the like. , 11 is easy to be inserted and removed, and the top plate 19 having a different hardness can be easily exchanged, and the exercise intensity can be adjusted.

  Moreover, the mat body 10 for balance sensation training according to the present invention configured as described above is preferably provided with a non-slip according to the floor surface to be installed on the back surface in contact with the floor surface during installation.

  Since the mat body 10 for balance sense training according to the present invention has a simple configuration, it can be provided at a low cost, and can be provided safely at any place and safely as an appropriate training intensity required by each user. In addition, it is possible to train the muscular strength necessary for the whole body, and the effect is particularly great in training for the purpose of restoring the function of rehabilitation.

It is a perspective view of a partial fracture. It is sectional drawing. It is sectional drawing of a structure which has several closed chambers connected via the connection hole. It is sectional drawing of a structure which has several closed chambers connected via the connecting pipe. It is sectional drawing of a structure which has a top plate. It is sectional drawing of a structure which has a some top plate.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Mat body for balance sense training 11 Resin thin film 12 Foam 13 Closed chamber 14 Air gap 15 Fluid 16 Valve 17 Connection hole 18 Connection pipe 19 Top plate

Claims (12)

A mat body for balance sensation training, characterized in that a foam having elasticity is encapsulated with a resin thin film, and a closed chamber is formed by filling a fluid into a gap to form a sealed shape. The mat body for balance sensation training according to claim 1, wherein the foam has a thickness of 30 mm to 100 mm. The mat body for balance sensation training according to claim 1 or 2, wherein the foam is a substantially rectangular parallelepiped having a total of a vertical dimension and a horizontal dimension of 500 mm to 1200 mm. The mat body for balance sense training according to claim 1, wherein the foam is a polyurethane foam. The foam has an apparent density of 35 kg / m ^{3 to} 85 kg / m ³ , a hardness (JIS K6401) of 2 kg to 17 kg or less, preferably a rebound resilience (JIS K6401) of 20% or less. The mat body for balance sensation training according to claim 1, wherein the mat is a polyurethane foam. The mat body for balance sensation training according to claim 1, wherein the fluid filling the space in the closed chamber has a kinematic viscosity at 20 ° C. of 500 cSt or less. The mat body for balance sensation training according to claim 1, wherein the fluid filling the space in the closed chamber is a gas. 7. The mat body for balance sensation training according to claim 1, wherein the fluid filled in the space in the closed chamber is water thickened with a thickener. 7. The mat body for balance sensation training according to claim 1, wherein the fluid filling the space in the closed chamber is water in which a water-soluble polymer is dissolved. 10. The mat body for balance sensation training according to claim 1, wherein the resin thin film has a valve that allows the inside of the closed chamber to be sealed or communicated with the outside. 11. The mat body for balance sensation training according to claim 1, wherein a plurality of required closed chambers are coupled via a connecting hole. The mat body for balance sense training according to claim 1, further comprising a top plate on an upper surface.

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