CN103431975A - Ankle rehabilitation training instrument and use method thereof - Google Patents

Abstract

The invention discloses an ankle joint rehabilitation training instrument and a use method thereof, comprising: a base with two pedals above the base; The other end of the device is respectively connected with the upper end surface of the base; each pedal is provided with a guiding device on two adjacent side end surfaces close to the fitting surfaces of the two pedals, and the guiding device is connected with the upper end surface of the base. The piston heads of the two cylinders contract to respectively drive the two pedals to flip and move down along the guide rails. Using the ankle joint rehabilitation training instrument of the present invention and the use method thereof, by adopting the flippable foot pedal, the patient's ankle joint can be actively or passively varus active rehabilitation training, and the muscle strength of the peroneus longus and peroneus brevis can be enhanced, And the proprioception of the ankle ligaments can be improved through the flipping pre-adaptation process of the foot pedal, and the recovery speed of the patient can be accelerated.

Description

Ankle Joint Rehabilitation Training Apparatus and Its Using Method

technical field

The invention relates to the technical field of medical equipment, in particular to an ankle joint rehabilitation training instrument and a use method thereof.

Background technique

Ankle joint instability is a common sports-related injury in clinical practice. If the ankle joint instability is not treated in a timely and correct manner, it will easily lead to repeated sprains, and then damage to the surrounding tissue structures, seriously affecting motor function and even normal Quality of life, ultimately leading to advanced ankle osteoarthritis. The clinical treatment of ankle joint instability proves that functional rehabilitation training of the ankle joint in the early stage of the disease can accelerate tissue healing, exercise muscle strength, restore muscle nerves and muscle response functions, and help restore the proprioception of ligaments, and speed up the recovery of patients. Speed recovery and prevent future recurrent sprains due to ankle instability.

Fig. 1 is a schematic diagram of an ankle joint rehabilitation treatment machine with publication number: CN202263148U, please refer to Fig. 1 . The ankle joint rehabilitation treatment machine includes a moving plate 11, a gear wheel 12, a motor 13, and a chassis 14. An Ω-shaped groove 17 is arranged below the moving disk 11, a universal joint 16 is arranged on the upper end of the chassis 14 shaft, a large gear ball head 15 is arranged on the upper end of the bull gear 12, and the bull gear 12 is arranged on the upper end of the chassis 14 axle, and the moving disk 11 and the chassis 14 is connected by universal joint 16, and bull gear 12 is arranged with motor 13 gears. However, this ankle joint rehabilitation treatment machine only drives the moving plate 11 to swing by rolling the large gear ball head 15 in the Ω-shaped groove 17. When the patient’s foot steps on the moving plate 11, the pressure generated will easily cause the moving plate 11 to swing. resistance, causing problems such as the inability of the moving plate 11 to swing.

Fig. 2 is a schematic diagram of the ankle joint rehabilitation training device with publication number: CN101006958A, please refer to Fig. 2 . The ankle joint rehabilitation training device is composed of a rotating mechanism with one degree of freedom, a spherical parallel mechanism with two degrees of freedom and a tray 21. One of the connecting rods 22 is a "Y"-shaped structural rod, which is connected with the fixed platform and the moving platform through a rotating pair , constituting a motion branch chain that drives the rotary motion of the moving platform, the motion branch chain is driven by the servo motor 23 through the coupling 24, and the moving platform rotates around the Y axis under the drive of the motion branch chain. The other two connecting rods 25 and 26 are connected to each other through a rotating pair, wherein the other end of the connecting rod 26 is connected with the support of the fixed platform 23 through a rotating pair, and the other end of the connecting rod 25 is connected with the moving platform through a rotating pair to form a driving mechanism. Another motion branch chain for the rotary motion of the platform, this motion branch chain is driven by the servo motor 27 installed on the fixed platform support through the coupling 28, and the moving platform rotates around the Z axis under the drive of the motion branch chain, forming A spherical parallel mechanism with 2 rotational degrees of freedom. The rotary pair is placed on the frame support 29 of the rotary mechanism, and driven by the servo drive motor 210 to rotate around the X-axis to form a series-parallel spherical mechanism with three rotational degrees of freedom. However, the ankle joint rehabilitation training device has a complex structure and requires multiple servo motors to work, which makes the control inconvenient.

Contents of the invention

The purpose of the present invention is to provide an ankle joint rehabilitation training instrument and its use method, to solve the problem that the pressure generated by the patient's foot in the existing ankle joint rehabilitation treatment easily makes the swinging plate produce resistance during the swinging process, resulting in the swinging plate being unable to swing, and The existing ankle joint rehabilitation training device has a complex structure and requires multiple servo motors to work, resulting in inconvenient control and other problems.

In order to achieve the above object, the technical scheme that the present invention takes is:

Ankle joint rehabilitation training instrument, which includes: a base, two pedals are arranged above the base, and one side end surfaces of the two pedals are close to each other; two driving devices, the two driving devices One end is respectively connected to the lower end surfaces of the two pedals, and the other ends of the two driving devices are respectively connected to the upper end surfaces of the base, so that each of the driving devices can drive each of the pedals to flip; The two driving devices are electrically connected to a controller, and the controller controls the operation of the two driving devices; each of the pedals is respectively provided with a a guiding device, and the guiding device is connected to the upper end surface of the base, so that each of the pedals can slide up and down along the two guiding devices.

In the aforementioned ankle joint rehabilitation training instrument, wherein the guiding device is a guide rail, the guide rail is fixedly connected to the upper end surface of the base along the Z-axis direction, and the two guide rails of each foot pedal are close to the two Describe the mating surface of the pedals.

In the aforementioned ankle joint rehabilitation training apparatus, the two guide rails on any side of the two pedals are close to each other and attached.

In the aforementioned ankle joint rehabilitation training instrument, a slide block is provided at the junction between each of the foot boards and the two guide rails, so that each of the foot boards is slidably connected to the two boards through the two slide blocks. The rail connection.

In the aforementioned ankle joint rehabilitation training instrument, wherein the driving device is an air cylinder, the piston head of each air cylinder is fixedly connected to the side of the lower end surface of the foot pedal away from the joint surfaces of the two foot pedals, and The two cylinders are fixedly connected to the upper end surface of the base in a diagonal or approximately diagonal manner.

The aforementioned ankle joint rehabilitation training instrument, wherein, the upper end surfaces of the two pedals are respectively installed on the side away from the fitting surfaces of the two pedals, and a retaining bar is respectively installed to block the position of the person's feet and avoid sliding outwards. out.

The above-mentioned ankle joint rehabilitation training instrument, wherein, the base is a frame structure in the shape of "I", the guide rail is fixed in the middle of the two frames along the X-axis direction of the base, and the guide rail is fixed along the Y-shape of the base. The cylinder is fixed in the middle of the frame in the axial direction.

The aforementioned ankle joint rehabilitation training instrument, wherein, a limiting plate is respectively installed on the guide rails on the opposite side end surfaces of the two pedals, and each of the limiting plates is respectively connected to the guide rail and one along the X-axis. The frame in the direction is fixedly connected to limit the downward movement of the pedal.

In the aforementioned ankle joint rehabilitation training instrument, the upper end surfaces of the two pedals are respectively provided with anti-slip pads.

The method of using the ankle joint rehabilitation training instrument, which includes the ankle joint rehabilitation training instrument, the ankle joint rehabilitation training instrument is the ankle joint rehabilitation training instrument described in any one of the above; through the controller to control the operation of the two cylinders respectively , the piston heads of the two cylinders shrink to respectively drive the two pedals to flip and move down along the guide rails, so as to realize the bending training of the ankle joint after the human foot steps on the pedals.

The present invention has adopted above-mentioned technology, makes it have positive effect compared with prior art and is:

(1) The ankle joint rehabilitation training apparatus of the present invention can perform active or passive varus rehabilitation training on the patient's ankle joint by using a flippable foot pedal, so as to improve the range of motion. At the same time, the muscle strength of peroneus longus and peroneus brevis can be enhanced by concentric or eccentric training, and the nerve and muscle response function of the muscles can be restored through the flipping pre-adaptation process of the pedals, and the proprioception of the ankle ligaments can be improved. Speed up patient recovery.

(2) The turning angle of the pedals is about 30°, and anti-slip pads and retaining strips are respectively arranged on the upper end surfaces of the pedals, so that when the patient's feet step on the pedals, the anti-slip pads can play an anti-slip effect , and the bar can effectively prevent the feet from sliding out.

(3) The overall mechanical structure is simple and compact, the operation is convenient, the difficulty of kinematics and dynamics is reduced, the control system is simplified, and the recovery speed of patients is further accelerated.

Description of drawings

Fig. 1 is publication number: the schematic diagram of the ankle joint rehabilitation treatment machine of CN202263148U;

Fig. 2 is the schematic diagram of the ankle joint rehabilitation training device of publication number: CN101006958A;

Fig. 3 is the schematic diagram of ankle joint rehabilitation training instrument of the present invention and using method thereof;

Fig. 4 is a schematic diagram of another angle of the ankle joint rehabilitation training apparatus and its usage method of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present invention.

Fig. 3 is a schematic diagram of the ankle joint rehabilitation training device and its usage method of the present invention, and Fig. 4 is a schematic diagram of another angle of the ankle joint rehabilitation training device of the present invention and its usage method, please refer to Fig. 3 and Fig. 4 . The ankle joint rehabilitation training apparatus of the present invention includes a base 3, two pedals 4 are arranged above the base 3, and one side end surfaces of the two pedals 4 are close to each other. Two driving devices, one end of the two driving devices are respectively connected with the lower end faces of the two pedals 4, and the other ends of the two driving devices are respectively connected with the upper end faces of the base 3, so that the expansion and contraction of each driving device can drive each foot Pedal 4 flips. The two driving devices are also electrically connected to a controller (not shown in the figure), and the controller is connected to a power supply, so as to control the operation of the two driving devices through the controller. Each pedal 4 is respectively provided with a guide device near the two adjacent side end surfaces of the fitting surfaces 41 of the two pedals 4, and the guide device is connected with the upper end surface of the base 3, so that each pedal 4 is flipped The process can slide up and down along the two guiding devices.

The present invention also has following embodiment on above-mentioned basis:

For further embodiments of the present invention, please continue to refer to FIG. 3 and FIG. 4 . The guiding device is guide rail 5, and the quantity of guide rail 5 is four, and four guide rails 5 are fixedly connected with the upper end surface of base 3 along the Z-axis direction, and two guide rails 5 of each pedal 4 are close to the affixation of two pedals 4. There are 31 joints.

In a further embodiment of the present invention, the two guide rails 5 on any side of the two pedals 4 are close to each other. When the pedals 4 were used and returned to the initial unturned state, because the two guide rails 5 on any side were close to each other, so that after the two pedals 4 recovered, the end faces on one side of the two pedals 4 could be Close to each other to form a bonding surface 41 .

In a further embodiment of the present invention, a slide block 51 is provided between each pedal 4 and two guide rails 5 on both sides, so that each pedal 4 can be slidably connected to the two guide rails 5 through two slide blocks 51 Two guide rails 5 are connected.

In a further embodiment of the present invention, the driving device is a cylinder 6, and the piston head 61 of each cylinder 6 is fixedly connected to the lower end surface of each pedal 4, and the connection is away from the joint surface of the two pedals 4. 41, the bottom of each cylinder 6 is fixedly connected to the upper surface of the base 3, preferably, each cylinder 6 is fixedly connected to the upper surface of the base 3 in a diagonal or approximately diagonal manner. When the piston head 61 of cylinder 6 shrinks like this, form a fulcrum between pedal 4 and guide rail 5, make pedal 4 swing around this fulcrum, simultaneously, because the length of pedal 4 is fixed, when When the pedal 4 swings to a certain angle, the pedal 4 moves down along the guide rail 5 .

In a further embodiment of the present invention, a retaining bar 42 is respectively installed on the side of the upper end surface of the two foot pedals 4 away from the fitting surface 41 of the two foot pedals 4, when the patient steps on the foot pedal 4, and the foot When the pedal 4 is flipped, the bar 42 can effectively prevent the feet from sliding out due to inclination.

In a further embodiment of the present invention, the base 3 is a frame structure in the shape of an "I", four guide rails 5 are fixed in the middle of the two frames 31 along the X-axis direction of the base 3, and four guide rails 5 are respectively fixed in the middle of the base 3 along the Y-axis direction. Two cylinders 6 are fixed in the middle of the frame, preferably, the shape of the frame along the Y-axis direction of the base 3 is also in the shape of "I", and each cylinder 6 is fixedly arranged on two frames 32 of the base 3 along the Y-axis direction Further, the two cylinders 6 are fixedly connected to the two frames 32 of the base 3 along the Y-axis direction in a diagonal or approximately diagonal manner.

In a further embodiment of the present invention, a limiting plate 7 is installed on the guide rails 5 on the opposite sides of the pedals 4, and each limiting plate 7 is connected with the two guide rails 5 and one of the base 3 along the X-axis direction. The frames 31 are fixedly connected to each other to limit the downward position of the pedal 4.

In a further embodiment of the present invention, the upper end surfaces of the two pedals 4 are also provided with anti-skid pads (not shown in the figure), so that when the patient's feet step on the pedals 4, the anti-skid pads can be used to prevent slipping. effect.

In a further embodiment of the present invention, taking an actual production as an example, the turning angle of the pedal 4 is about 30°.

On the basis of the above, the present invention also has the following usage methods:

Please continue to refer to Figure 3 and Figure 4. Firstly, the patient steps on the upper surface of the foot pedal 4, then the controller is powered on, and the controller controls the operation of the cylinder 6 respectively, and the piston head 61 of the cylinder 6 shrinks, forming a gap between the pedal 4 and the guide rail 5 fulcrum, so that the pedal 4 can swing around the fulcrum, and at the same time, because the length of the pedal 4 is fixed, when the pedal 4 swings to a certain angle, the pedal 4 moves down along the guide rail 5, thereby passing The swing of pedal 4 realizes the bending rehabilitation training of the patient's ankle joint.

To sum up, using the ankle joint rehabilitation training apparatus and its usage method of the present invention, by adopting flippable foot pedals, it is possible to carry out active or passive varus rehabilitation training on the patient's ankle joint to improve the range of motion. Strengthen the muscle strength of the peroneus longus and peroneus brevis, restore the nerve and muscle response function of the muscles, and improve the proprioception of the ankle ligaments through the pre-adaptation process of the pedal flipping, so as to speed up the recovery of patients. At the same time, the overall mechanical structure is simple and compact, the operation is convenient, the difficulty of kinematics and dynamics is reduced, the control system is simplified, and the recovery speed of patients is further accelerated.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the implementation and protection scope of the present invention. For those skilled in the art, they should be able to realize that all equivalents made by using the description and illustrations of the present invention The solutions obtained by replacement and obvious changes shall all be included in the protection scope of the present invention.

Claims (10)

1. An ankle joint rehabilitation training instrument, is characterized in that, comprises: A base, two pedals are arranged above the base, and one side end surfaces of the two pedals are close to each other; Two driving devices, one end of the two driving devices are respectively connected to the lower end surfaces of the two pedals, and the other ends of the two driving devices are respectively connected to the upper end surfaces of the base, so that each of the driving devices can Drive each of the pedals to flip; The two driving devices are electrically connected to a controller, and the controller controls the operation of the two driving devices; Each of the pedals is provided with a guide device on two adjacent side end surfaces close to the fitting surfaces of the two pedals, and the guide device is connected to the upper end surface of the base, so that each of the pedals The board can slide up and down along the two said guides. 2. The ankle joint rehabilitation training instrument according to claim 1, wherein the guiding device is a guide rail, and the guide rail is fixedly connected with the upper surface of the base along the Z-axis direction, and each of the pedals The two guide rails are close to the fitting surfaces of the two pedals. 3 . The ankle joint rehabilitation training apparatus according to claim 2 , wherein the two guide rails on any side of the two pedals are close to each other and fit together. 4 . 4. according to the described ankle joint rehabilitation training instrument of claim 2, it is characterized in that, each described pedal and two described guide rails are fitted with a slide block, so that each described pedal passes through two The slider is slidably connected with the two guide rails. 5. The ankle joint rehabilitation training instrument according to claim 1, wherein the driving device is a cylinder, and the piston head of each cylinder is attached to the lower end surface of the pedals away from the two pedals. One side of the surface is fixedly connected, and the two cylinders are fixedly connected to the upper end surface of the base in a diagonal or approximately diagonal manner. 6 . The ankle joint rehabilitation training instrument according to claim 1 , wherein a retaining bar is respectively installed on the side of the upper end surfaces of the two pedals away from the bonding surfaces of the two pedals. 7 . 7. According to any one of claim 2 or 5, the ankle joint rehabilitation training instrument is characterized in that, the base is a frame structure in the shape of "I", and two frames of the base along the X-axis direction The guide rail is fixed in the middle of the base, and the cylinder is fixed in the middle of the frame of the base along the Y-axis direction. 8. according to the described ankle joint rehabilitation training instrument of claim 7, it is characterized in that, on the described guide rails of the opposite two side end faces of two described pedals, a limiting plate is installed respectively, each described limiting plate is respectively connected with The guide rail is fixedly connected with a frame along the X-axis direction, so as to limit the downward movement position of the pedal. 9. The ankle joint rehabilitation training apparatus according to claim 1, wherein the upper end surfaces of the two pedals are respectively provided with anti-slip pads. 10. A method for using an ankle joint rehabilitation training instrument, characterized in that it comprises an ankle joint rehabilitation training instrument, and the ankle joint rehabilitation training instrument is the ankle joint rehabilitation training instrument described in any one of claims 1 to 9; by The controller controls the operation of the two air cylinders respectively, and the piston heads of the two air cylinders shrink to respectively drive the two foot pedals to flip and move down along the guide rails, so that the human foot can step on the foot pedals. Flexion training of the ankle joint after the plank.

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