CN215938933U

CN215938933U - Rehabilitation training device used after fracture of ankle joint

Info

Publication number: CN215938933U
Application number: CN202121926714.7U
Authority: CN
Inventors: 涂应兵; 陈恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-04
Anticipated expiration: 2031-08-17

Abstract

The utility model provides an ankle joint fracture rehabilitation training device, and aims to solve the technical problem that the existing ankle joint rehabilitation device cannot realize active force application. The device includes: a seat; the support is vertically fixed at the bottom of one side of the seat; the inclined rail is obliquely arranged, and the upper end of the inclined rail is fixedly connected with the bottom of the other side of the seat; the sliding block is connected with the inclined rail in a sliding manner; one end of the pedal is connected with the sliding block; the sliding block is connected with a balancing weight through a pull rope, the pedal plate is detachably connected with the sliding block, and a fixing device is arranged on the pedal plate. The pedal plate is fixed on the sliding block, the sliding block drives the balancing weight to move through stretching when moving, active training is achieved, one end of the pedal plate is connected with one end of the bottom plate, the other end of the pedal plate is jacked up in a reciprocating mode through the elastic piece, the pedal plate moves in a reciprocating mode through the rotating shaft, and therefore passive training is achieved.

Description

Rehabilitation training device used after fracture of ankle joint

Technical Field

The utility model relates to the field of medical rehabilitation, in particular to an ankle joint fracture rehabilitation training device.

Background

The ankle joint is a very important load bearing and moving joint of a human body, when bones near the ankle joint are fractured, plaster external fixation needs to be performed across the ankle joint, and the movable function of the ankle joint is severely limited after the plaster is removed. The existing ankle joint rehabilitation device mostly fixes the sole on the pedal, then realizes passive activity through the change of an included angle between the pedal and the bottom plate, and can not realize the combination of active force generation and joint activity training.

Disclosure of Invention

In view of the above situation, in order to overcome the defects of the prior art, the utility model aims to provide an ankle joint rehabilitation training device, which solves the technical problem that the existing ankle joint rehabilitation device cannot realize active force application.

A post ankle fracture rehabilitation training device comprising: a seat; the support is vertically fixed at the bottom of one side of the seat; the inclined rail is obliquely arranged, and the upper end of the inclined rail is fixedly connected with the bottom of the other side of the seat; the sliding block is connected with the inclined rail in a sliding manner; one end of the pedal is connected with the sliding block; the sliding block is connected with a balancing weight through a pull rope, the pedal plate is detachably connected with the sliding block, and a fixing device is arranged on the pedal plate.

The pedal is fixed on the sliding block, and the sliding block drives the balancing weight to move by stretching when moving, so that active training is realized, namely: when the patient steps on the pedal, the pedal drives the balancing weight to rise through the sliding block and the stretching, so that the leg stretching and the plantarflexion are realized, and when the patient relaxes, the leg bending and the back stretching are realized.

Optionally, the ramp inclination angle is 35 ° to 55 °.

Optionally, a bottom plate is arranged at the bottom end of the inclined rail, a rotating shaft is arranged at one end of the bottom plate along the width direction, and an elastic piece is arranged at the other end of the bottom plate; one end of the pedal is detachably connected with the rotating shaft, and the other end of the pedal is jacked up by the elastic piece in a reciprocating mode. Through articulating running-board one end and bottom plate one end, the elastic component is with running-board other end jack-up to the running-board reaches passive training with pivot reciprocating motion, promptly: the patient achieves dorsal extension when placing his foot on the foot pedal and plantar flexion when stepping down.

Optionally, the foot rest is parallel to the ground.

Optionally, the two sides of the counterweight block are symmetrically provided with supports, the supports are provided with straight grooves, guide rods are fixed in the straight grooves, the guide rods are sleeved with guide blocks, and the counterweight block is fixedly connected with the guide blocks.

Optionally, an upright is arranged on one side of the inclined rail, a first pulley is mounted at the upper end of the upright, one end of the pull rope is fixedly connected with the upper end of the sliding block, and the other end of the pull rope is connected with the balancing weight through the first pulley.

Optionally, a second pulley is installed on one side of the pillar, the counterweight block is arranged below the second pulley, and the pull rope is connected with the counterweight block after passing through the first pulley and the second pulley.

Optionally, the height of the second pulley is lower than the height of the first pulley.

Optionally, the first pulley and the second pulley are respectively mounted on the upright post and the pillar through a support frame, and the support frame is horizontally arranged.

Optionally, a base is arranged below the seat, and the lower ends of the pillar, the inclined rail and the upright post are fixed on the upper surface of the base.

The utility model has the beneficial effects that: the pedal is fixed on the sliding block, and the sliding block drives the balancing weight to move by stretching when moving, so that active training is realized, namely: when the patient steps on the pedal, the pedal drives the balancing weight to rise through the sliding block and the stretching, so that the leg stretching and the plantarflexion are realized, and when the patient relaxes, the leg bending and the back stretching are realized. When passive training is needed, one end of the pedal is connected with one end of the bottom plate, and the other end of the pedal is jacked up by the elastic piece in a reciprocating mode, so that the pedal can move in a reciprocating mode through the rotating shaft, and therefore passive training is achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of embodiment 1.

Fig. 2 is a schematic perspective view of embodiment 1.

Fig. 3 is a schematic structural view of embodiment 2.

Reference numerals: 1. a seat; 2. a pillar; 3. a ramp; 4. a slider; 5. a foot pedal; 6. a column; 7. a first pulley; 70. a support frame; 8. a second pulley; 9. a balancing weight; 90. a support; 91. a straight groove; 92. a guide bar; 93. a guide block; 10. pulling a rope; 11. a base; 12. a base plate; 13. an elastic member; 14. a rotating shaft; 15. and a limiting plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the claimed embodiments. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", "end", "side", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of describing the embodiments of the present application and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those skilled in the art according to specific situations.

In the embodiments of the present application, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the present application. In order to simplify the disclosure of the embodiments of the present application, the components and arrangements of the specific examples are described below. Of course, they are merely examples and are not intended to limit the claimed embodiments. Moreover, embodiments of the present application may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of brevity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. For better description, the left side of fig. 1 is taken as the front side, and vice versa.

When bones near the ankle joint are fractured, the ankle joint is fixed outside the plaster, and the movement function of the ankle joint is severely limited after the plaster is removed. The existing ankle joint rehabilitation device mostly fixes the sole on the pedal, then realizes passive activity through the change of an included angle between the pedal and the bottom plate, and can not realize the combination of active force generation and joint activity training.

As shown in fig. 1 and 2, an applied embodiment of the present invention provides a rehabilitation training device after fracture of an ankle joint, thereby solving the above-mentioned problems. The rehabilitation training device comprises a seat 1 and a support column 2 vertically fixed at the bottom of the rear side of the seat 1; the inclined rail 3 is obliquely arranged on the front side of the seat 1, and the upper end of the inclined rail 3 is fixedly connected with the bottom of the front end of the seat 1. The inclined rail 3 is provided with a sliding block 4 in a sliding mode, a pedal plate 5 is detachably fixed on one side of the sliding block 4, one end of the pedal plate 5 is detachably fixed at the middle position of the front side of the sliding block 4, the pedal plate 5 is parallel to the ground after being connected with the sliding block 4, and the upper end of the sliding block 4 is connected with a balancing weight 9 through a pull rope 10. The foot pedal 5 is provided with a fixing device which can be a bandage, a shoe cover or a shoe lock and is used for fixing the sole plate of the patient and the foot pedal 5.

When the foot-operated pedal device is used, the proper balancing weight 9 is selected, the pedal plate 5 is fixed on the sliding block 4, and a patient ties the foot on the pedal plate 5. Initially, the position of the foot is higher, the patient is in hip bending and knee bending at the moment, the included angle between the lower leg and the sole is smaller than 90 degrees, when the patient steps on the pedal 5 with force, the pedal 5 moves along the inclined rail 3 through the sliding block 4, and the sliding block 4 drives the balancing weight 9 to ascend through the pull rope 10 when moving. Because the sole plate is always parallel to the ground due to binding, when the legs are stretched, the hip and the knee are stretched synchronously, the plantar flexion is achieved, and the included angle between the shank and the sole is larger than 90 degrees, so that the linkage of the leg stretching and the plantar flexion is realized. When the patient relaxes, the gravity of balancing weight drives and resets, realizes the linkage of bending legs and stretching back. The inclined angle of the inclined rail 3 is 35-55 degrees.

3 rear sides of ramp are equipped with a stand 6, and stand 6 is located between ramp 3 and pillar 2 promptly, and first pulley 7 is installed through support frame 70 in 6 upper ends of stand, and support frame 70 level sets up, 10 one ends of stay cord and 4 upper ends fixed connection of slider, and the other end is connected with balancing weight 9 through first pulley 7, and stay cord 10 can adopt wire rope.

In one embodiment, a second pulley 8 is installed on one side of the pillar 2, the second pulley 8 is installed on the pillar 2 through a horizontally arranged support frame, and the height of the second pulley 8 is lower than that of the first pulley 7. At this moment, the counterweight 9 is arranged below the second pulley 8, and the pull rope 10 is connected with the counterweight 9 after passing through the first pulley 7 and the second pulley 8.

The symmetrical support 90 that is provided with in 9 both sides of balancing weight, seted up straight flute 91 on the support 90, the straight flute 91 internal fixation has guide bar 92, has cup jointed guide block 93 on the guide bar 92, balancing weight 9 and guide block 93 fixed connection. In one embodiment, the weight block 9 can be placed in the weight chamber, and the outer wall of the weight chamber is fixedly connected with the guide block 93. The weight of the balancing weight 9 can be automatically increased or decreased according to the requirement. Through the setting of support 90, guide bar 92, guide block 93, can guarantee that balancing weight 9 can not rock when reciprocating, remove more smoothly.

In one embodiment, a base 11 is disposed under the seat 1, the lower ends of the pillar 2, the inclined rail 3 and the upright 6 are fixed on the upper surface of the base 11, specifically, the bottom of the pillar 2 is vertically fixed on the upper surface of the rear side of the base 11, the lower end of the inclined rail 3 is fixed on the upper surface of the front side of the base 11, the angle between the inclined rail 3 and the base 11 is 35-55 °, and the bottom of the upright 6 is vertically fixed on the upper surface of the base 11.

The support 2, the inclined rail 3, the pedal 5, the upright post 6, the corresponding balancing weight 9 and the pull rope 10 are respectively and symmetrically arranged on two sides of the seat 1.

The working principle is as follows: fixing the pedal plate 5 on the sliding block 4, placing the feet of the patient on the pedal plate 5, fixing the feet of the patient on the pedal plate 5 through a binding band, selecting a proper counter weight block 9, connecting one end of a pull rope 10 with the sliding block, connecting the other end with the counter weight block 9, then treading down the pedal plate 5 with force by the patient, enabling the pedal plate 5 to move downwards along the inclined rail 3 through the sliding block 4, and simultaneously enabling the sliding block 4 to drive the counter weight block 9 to ascend through the pull rope 10, so that leg stretching and plantarflexion are realized; when the patient relaxes, flexion and extension of the back are achieved.

Example 2

As shown in fig. 3, a bottom plate 12 is horizontally fixed at the lower end of the inclined rail 3, that is, the rear end of the bottom plate 12 is fixedly connected with the lower end of the inclined rail 3, and the bottom plate 12 is parallel to the ground after being fixed; then the pedal 5 is detached from the slide block 4, the rear end of the pedal 5 is hinged with the rear end of the bottom plate 12, the front end of the bottom plate 12 is provided with an elastic piece 13, the elastic piece 13 is positioned between the lower surface of the pedal 5 and the upper surface of the bottom plate 12, and the elastic piece 13 can jack up the pedal 5. Specifically, the bottom plate 12 is connected with a rotating shaft 14 along the width direction, and the rear end of the pedal 5 is detachably connected with the rotating shaft 14. A limit plate 15 is vertically fixed on one side of the elastic member 13 on the upper surface of the front end of the bottom plate 12 for limiting the moving range of the pedal 5, and the elastic member 13 can be a spring. When the foot pedal device is used, the foot pedal 5 is firstly detached from the sliding block 4, then one end of the foot pedal 5 is hinged with one end of the bottom plate 12, the elastic piece 13 jacks up the other end of the foot pedal 5, so that the foot pedal 5 reciprocates through the rotating shaft 14, and passive training is achieved, namely, when a patient places feet on the foot pedal 5, the back stretching is achieved, and when the patient steps down, the foot bending is achieved.

The present embodiment is not described in detail, and is a technique known in the art.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A rehabilitation training device after ankle fracture, characterized by comprising:

a seat (1);

the support column (2) is vertically fixed at the bottom of one side of the seat (1);

the inclined rail (3) is obliquely arranged, and the upper end of the inclined rail is fixedly connected with the bottom of the other side of the seat (1);

the sliding block (4) is connected with the inclined rail (3) in a sliding manner;

one end of the pedal (5) is connected with the sliding block (4);

the sliding block (4) is connected with a balancing weight (9) through a pull rope (10), the pedal plate (5) is detachably connected with the sliding block (4), and a fixing device is arranged on the pedal plate (5).

2. The rehabilitation training device of claim 1, wherein the incline angle of the ramp (3) is 35-55 °.

3. The rehabilitation training device of claim 1, wherein a bottom plate (12) is arranged at the bottom end of the inclined rail (3), a rotating shaft (14) is arranged at one end of the bottom plate (12) along the width direction, and an elastic piece (13) is arranged at the other end of the bottom plate; one end of the pedal (5) is detachably connected with the rotating shaft (14), and the other end of the pedal (5) is jacked up by the elastic piece (13) in a reciprocating mode.

4. The rehabilitation training device of claim 1, wherein the foot pedal (5) is parallel to the ground.

5. The rehabilitation training device of claim 1, wherein the two sides of the counterweight block (9) are symmetrically provided with brackets (90), a straight groove (91) is formed in each bracket (90), a guide rod (92) is fixed in each straight groove (91), a guide block (93) is sleeved on each guide rod (92), and the counterweight block (9) is fixedly connected with the guide block (93).

6. The rehabilitation training device of claim 1, wherein an upright post (6) is arranged on one side of the inclined rail (3), a first pulley (7) is arranged at the upper end of the upright post (6), one end of the pull rope (10) is fixedly connected with the upper end of the sliding block (4), and the other end of the pull rope is connected with the balancing weight (9) through the first pulley (7).

7. The rehabilitation training device of claim 6, wherein a second pulley (8) is installed on one side of the pillar (2), the counterweight (9) is arranged below the second pulley (8), and the pull rope (10) is connected with the counterweight (9) after passing through the first pulley (7) and the second pulley (8).

8. The rehabilitation training device of claim 7, wherein the second pulley (8) has a lower height than the first pulley (7).

9. The rehabilitation training device of claim 8, wherein the first pulley (7) and the second pulley (8) are mounted on the upright (6) and the column (2) respectively by means of a support frame (70), the support frame (70) being arranged horizontally.

10. The rehabilitation training device of claim 6, wherein a base (11) is arranged below the seat (1), and the lower ends of the support column (2), the inclined rail (3) and the upright column (6) are fixed on the upper surface of the base (11).