CN211067816U

CN211067816U - Standing lower limb extension training instrument

Info

Publication number: CN211067816U
Application number: CN201921742026.8U
Authority: CN
Inventors: 靳亚鲁; 董贵俊; 薛娜; 张杨
Original assignee: Qilu Hospital of Shandong University
Current assignee: Qilu Hospital of Shandong University
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-24
Anticipated expiration: 2029-10-17

Abstract

The utility model relates to the field of hemiplegia rehabilitation instruments, in particular to a vertical lower limb extension training instrument, which comprises a base, a pedal, an elastic piece, a distance sensor, a display and a processor; the pedal can be vertically and slidably arranged above the base, and the elastic piece is arranged between the pedal and the base; the distance sensor is arranged on the base or the pedal and used for detecting the distance between the base and the pedal; the processor is used for processing the distance information; the display is arranged in front of the base. The vertical lower limb extension training instrument of the utility model enables a hemiplegic patient to carry out vertical lower limb extension training, and the lower limb antigravity extension capability and the healthy side single leg balance capability of the patient in the vertical position are trained, so that the affected side lower limb can be fully extended in the vertical position to maintain the affected limb support period in walking, and the patient can recover normal gait as soon as possible; the degree of flexion and extension of the lower limbs of the patient can be fed back to the patient through the display, so that the patient can master the training plan.

Description

Standing lower limb extension training instrument

Technical Field

The utility model relates to a hemiplegia rehabilitation apparatus field specifically is a vertical low limbs extension training appearance.

Background

Hemiplegia refers to the movement disorder of the upper and lower limbs, facial muscles and lower part of the tongue muscle on one side, which is a common symptom of acute cerebrovascular disease. Although the mild hemiplegia patients can still move, the patients walk to and fro, flex the upper limbs, straighten the lower limbs, and draw half a circle by one step for the paralyzed lower limbs, and the special walking posture is called as the hemiplegia gait. Serious patients are bedridden and lose life ability. According to the degree of hemiplegia, it can be classified into paresis, incomplete paralysis and total paralysis. The paresis is characterized in that the weakening of muscle strength does not affect the incomplete paralysis in daily life at the level of 4-5, and the complete paralysis at the level of 2-4 has larger muscle strength than the paresis at the level of 2-1 can not move completely.

In order to help the hemiplegic patient to recover, the patient needs to be rehabilitated and trained. The lower limb flexion and extension training is an important way for helping the lower limb rehabilitation of a patient, and the existing rehabilitation assistive device is horizontal, namely the patient needs to lie down to perform the lower limb flexion and extension training, and the antigravity capability and the healthy side single leg balance capability of the patient in a standing position cannot be trained, so that the lower limb of the affected side cannot be fully extended in the standing position, and the affected limb support period in walking cannot be maintained; in addition, the affected side of the hemiplegic patient often has certain sense loss, the existing rehabilitation assistive device cannot feed back the lower limb flexion and extension degree of the patient to the patient, the patient cannot independently know the completion degree of a rehabilitation plan, the patient may lack training or over-training, and the enthusiasm of the patient for rehabilitation training is influenced.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the deficiencies of the prior art, and to provide a standing lower limb extension training instrument, which enables a hemiplegic patient to perform standing lower limb extension training, and to train the lower limb antigravity extension capability and the healthy side single leg balance capability of the patient in standing position, so that the affected side lower limb can be fully extended in standing position, thereby maintaining the affected limb support period during walking, and enabling the patient to recover normal gait as soon as possible; the degree of flexion and extension of the lower limbs of the patient can be fed back to the patient through the display, so that the patient can master the training plan.

The utility model discloses the technical problem that will solve adopts following technical scheme to realize: a standing lower limb extension training instrument comprises a base, pedals, an elastic piece, a distance sensor, a display and a processor; the pedal is vertically and slidably arranged above the base, and the elastic piece is arranged between the pedal and the base; the distance sensor is arranged on the base or the pedal and used for detecting the distance between the base and the pedal and sending the detected distance information to the processor; the processor is used for processing the distance information and sending the processed distance information to the display; the display is installed in front of the base and used for displaying the processed distance information.

The technical proposal of the utility model is also that: the device also comprises a foot support, a shank telescopic support and a thigh telescopic support; the foot support comprises a sole support, a heel support and a heel support locking mechanism, the sole support is fixedly arranged on the pedal, the heel support can be horizontally and slidably arranged on the pedal, and the heel support locking mechanism is used for locking the position of the heel support; the lower end of the shank telescopic support is fixedly connected with the heel support, the lower end of the thigh telescopic support is hinged with the upper end of the shank telescopic support, the thigh telescopic support can swing within the range of 0-180 degrees relative to the shank telescopic support, shank binding bands are arranged on the shank telescopic support, and thigh binding bands are arranged on the thigh telescopic support. By adopting the technical scheme, the foot bracket can be adjusted in size to adapt to the feet of the patient, so that the feet of the patient on the affected side can be prevented from slipping off during training; the shank telescopic bracket and the thigh telescopic bracket can adjust the telescopic amount according to the height of the patient; the lower end of the shank telescopic bracket is fixedly connected with the heel bracket, so that the training is prevented from being influenced by the foot drop of the affected side of the patient; the thigh telescopic bracket can swing within the range of 0-180 degrees relative to the shank telescopic bracket and is used for correcting the hyperextension of the knee of a patient.

The technical proposal of the utility model is also that: the heel support locking mechanism comprises a U-shaped support, a first lead screw, a first sliding block and a first knob; two sides of the U-shaped support are provided with first wing plates, two ends of the first lead screw are rotatably connected with the first wing plates, and the first knob is connected with the first lead screw; the two first sliding blocks are arranged on the U-shaped bracket in a sliding manner, and are in threaded connection with the first lead screw, and the thread turning directions are opposite; the two sides of the sole support are provided with second wing plates, the two first wing plates are respectively positioned at the outer sides of the two second wing plates, and the two first sliding blocks are respectively positioned at the inner sides of the two second wing plates. Adopt this technical scheme, twist and move first knob, two first sliders of first lead screw drive reverse translation, first slider presss from both sides the second pterygoid lamina with the first pterygoid lamina that corresponds the side tightly, realizes the locking of heel support.

The technical proposal of the utility model is also that: the base is provided with a guide post, the pedal is connected with the guide post in a sliding mode, the guide post is provided with an adjusting nut in threaded connection with the guide post, the elastic piece is a spring, and the spring is sleeved outside the guide post and located between the pedal and the adjusting nut. Adopt this technical scheme, through reciprocating of adjusting nut, can adjust the decrement of spring to the resistance of footboard is adjusted according to patient's demand.

The technical proposal of the utility model is also that: and two sides of the pedal are respectively provided with a group of lifting brackets. Adopt this technical scheme, lifting support is used for supporting patient's good side to the degree of depth of trampling of suffering from side is adjusted according to patient's demand.

The technical proposal of the utility model is also that: the lifting support comprises a bottom plate, a second lead screw, a second sliding block, a scissor fork mechanism, a top plate and a second knob; the bottom plate is fixedly connected with the base, the second screw rod is arranged on the bottom plate, the axis of the second screw rod is in the horizontal direction, and the second knob is connected with the second screw rod; the two second sliding blocks are arranged on the bottom plate and can be horizontally and slidably mounted on the bottom plate, and the two second sliding blocks are in threaded connection with the second lead screw and are opposite in thread turning direction; the scissor fork mechanism comprises two groups of lifting arms, the lower ends of the two groups of lifting arms are hinged with the two second sliding blocks respectively, and the upper ends of the two groups of lifting arms can be connected to the top plate in a horizontally sliding mode. By adopting the technical scheme, the second knob is screwed, the second lead screw drives the two second sliding blocks to move in opposite directions or in reverse directions, and the angle between the two lifting arms is adjusted so as to adjust the height of the top plate.

Compared with the prior art, the utility model discloses the beneficial effect of standing low limbs extension training appearance does: (1) the hemiplegic patient can carry out the vertical lower limb bending and stretching training, the lower limb antigravity stretching capability and the healthy side single leg balancing capability of the hemiplegic patient in the vertical position are trained, the affected side lower limb can be fully stretched in the vertical position to maintain the affected limb support period during walking, and the patient can recover the normal gait as soon as possible; (2) the flexion and extension degree of the lower limbs of the patient can be fed back to the patient through the display, so that the patient can master a training plan, the patient is prevented from lack of training or over training, and the enthusiasm of rehabilitation training of the patient is improved; (3) the patient can train the centricity, the centrifugation and the isometric contraction of the muscles of the lower limbs in the standing position, and compared with the lying position, the training effect is better because the training is closer to the real gait.

Drawings

Fig. 1 is a perspective view of a neutral lower limb extension training apparatus according to an embodiment.

Fig. 2 is a front view of the lower limb extension training apparatus in a neutral position according to the embodiment.

Fig. 3 is a sectional view taken along the line a-a in fig. 2.

Fig. 4 is a partially enlarged view of a portion B in fig. 3.

Fig. 5 is a perspective view of the lower limb extension training apparatus in the second neutral position according to the embodiment.

Fig. 6 is a schematic structural view of the lifting bracket according to the second embodiment.

In the figure: 1. the base, 2, the footboard, 3, distance sensor, 4, the display, 5, shank telescopic bracket, 6, thigh telescopic bracket, 7, sole support, 8, heel support, 9, shank bandage, 10, thigh bandage, 11, U-shaped support, 12, first lead screw, 13, first slider, 14, first knob, 15, first pterygoid lamina, 16, second pterygoid lamina, 17, guide post, 18, adjusting nut, 19, spring, 20, bottom plate, 21, second lead screw, 22, second slider, 23, roof, 24, second knob, 25, lifing arm.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the following further describes the embodiments of the present invention with reference to the attached drawings.

Example one

As shown in fig. 1-4, the standing lower limb extension training instrument comprises a base 1, a pedal 2, an elastic member, a distance sensor 3, a display 4, a processor, a foot support, a shank extension support 5 and a thigh extension support 6.

Footboard 2 can be vertically slidable installs in base 1 top, and is concrete, and the four corners of base 1 is equipped with guide post 17, footboard 2 and guide post 17 sliding connection. The guide post 17 is provided with an adjusting nut 18 in threaded connection with the guide post, the elastic element is a spring 19, and the spring 19 is sleeved outside the guide post 17 and is positioned between the pedal 2 and the adjusting nut 18. By moving the adjusting nut 18 up and down, the amount of compression of the spring 19 can be adjusted to adjust the resistance of the pedal 2 according to the patient's needs.

The distance sensor 3 is arranged on the pedal 2 and used for detecting the distance between the base 1 and the pedal (2) and sending the detected distance information to the processor. The processor is used for processing the distance information and sending the processed distance information to the display 4. The display 4 is a nixie tube, is arranged in front of the base 1 and is used for displaying the processed distance information.

The foot support comprises a ball support 7, a heel support 8 and a heel support locking mechanism.

The sole support 7 is fixedly arranged on the pedal 2 and is provided with an inner cavity matched with the shape of the sole. The heel support 8 is horizontally slidably mounted on the footboard 2, the rear end of which is provided with a plate capable of wrapping the heel. The foot support can be adjusted in size to adapt to the feet of the patient, and the feet of the patient on the affected side can be prevented from slipping during training.

The heel support locking mechanism is used to lock the position of the heel support 8, and in particular, as shown in fig. 4, the heel support locking mechanism comprises a U-shaped support 11, a first lead screw 12, a first slider 13 and a first knob 14. Two sides of the U-shaped bracket 11 are provided with first wing plates 15, two ends of the first lead screw 12 are rotatably connected with the first wing plates 15, and the first knob 14 is connected with the first lead screw 12. Two first sliding blocks 13 are arranged and can be slidably installed on the U-shaped bracket 11, and the two first sliding blocks 13 are both in threaded connection with the first lead screw 12 and are opposite in thread direction. Two sides of the sole support 7 are provided with second wing plates 16, the two first wing plates 15 are respectively positioned at the outer sides of the two second wing plates 16, and the two first sliders 13 are respectively positioned at the inner sides of the two second wing plates 16. And a first knob 14 is screwed, a first lead screw 12 drives two first sliding blocks 13 to move reversely, and the first sliding blocks 13 and the first wing plates 15 on the corresponding sides clamp the second wing plates 16 to realize the locking of the heel support 8.

The lower end of the shank telescopic bracket 5 is fixedly connected with the heel bracket 8. The lower end of the thigh telescopic bracket 6 is hinged with the upper end of the shank telescopic bracket 5, so as to prevent the affected side of the patient from foot drop to affect the training. The thigh telescopic bracket 6 can swing within the range of 0-180 degrees relative to the shank telescopic bracket 5 and is used for correcting the hyperextension of the knee of the patient. The shank telescopic support and the thigh telescopic support can adjust the telescopic amount according to the height of a patient. The shank telescopic bracket 5 is provided with a shank bandage 9, and the thigh telescopic bracket 6 is provided with a thigh bandage 10.

When a patient does lower limb flexion and extension training, the healthy side is treaded on the ground or a high place, the foot part on the affected side is fixed in the foot support, the crus are fixedly connected with the crus telescopic support 5 through the crus bandage 9, and the thighs are fixedly connected with the thigh telescopic support 6 through the thigh bandage 10. The lower limbs exert force, overcome the elasticity of spring 19 and make footboard 2 move down, distance sensor 3 detects the distance between base 1 and the footboard 2 to send the distance information who detects to the treater, the treater is handled the back to distance information, send the distance information after handling for display 4, display 4 shows the distance information after handling, make the degree of flexion and extension of patient's lower limbs feed back to the patient, so that the patient can master the training plan, prevent that the patient from lacking training or overtraining, and improve patient's rehabilitation training's enthusiasm.

Example two

As shown in fig. 5 and 6, different from the first embodiment, the present embodiment further includes two sets of lifting brackets respectively disposed on two sides of the pedal 2. The lifting support is used for supporting the healthy side of the patient, so that the trampling depth of the affected side can be adjusted according to the requirement of the patient, and the patient can conveniently fix the foot and the leg on the foot support, the shank telescopic support 5 and the thigh telescopic support 6 respectively.

As shown in fig. 6, the lifting bracket includes a bottom plate 20, a second lead screw 21, a second slider 22, a scissors mechanism, a top plate 23, and a second knob 24. The bottom plate 20 is fixedly connected with the base 1, the second lead screw 21 is installed on the bottom plate 20, the axis of the second lead screw is in the horizontal direction, and the second knob 24 is connected with the second lead screw 21. The second sliding blocks 22 are provided with two and horizontally slidably mounted on the bottom plate 20, and the two second sliding blocks 22 are both in threaded connection with the second lead screw 21 and have opposite thread directions. The scissors mechanism comprises two groups of lifting arms 25, the lower ends of the two groups of lifting arms 25 are respectively hinged with the two second sliding blocks 22, and the upper ends of the two groups of lifting arms 25 are connected to the top plate 23 in a horizontally sliding manner. The second knob 24 is screwed, the second lead screw 21 drives the two second sliders 22 to move towards or away from each other, and the angle between the two lifting arms 25 is adjusted to adjust the height of the top plate 23.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a standing position low limbs extension training appearance which characterized in that: comprises a base (1), a pedal (2), an elastic piece, a distance sensor (3), a display (4) and a processor; the pedal (2) is vertically and slidably arranged above the base (1), and the elastic piece is arranged between the pedal (2) and the base (1); the distance sensor (3) is arranged on the base (1) or the pedal (2) and is used for detecting the distance between the base (1) and the pedal (2) and sending the detected distance information to the processor; the processor is used for processing the distance information and sending the processed distance information to the display (4); the display (4) is arranged in front of the base (1) and used for displaying the processed distance information.

2. The standing lower limb extension training apparatus of claim 1, wherein: the device also comprises a foot support, a shank telescopic support (5) and a thigh telescopic support (6); the foot support comprises a sole support (7), a heel support (8) and a heel support locking mechanism, the sole support (7) is fixedly arranged on the pedal (2), the heel support (8) can be horizontally and slidably arranged on the pedal (2), and the heel support locking mechanism is used for locking the position of the heel support (8); the lower end of the shank telescopic support (5) is fixedly connected with the heel support (8), the lower end of the thigh telescopic support (6) is hinged with the upper end of the shank telescopic support (5), the thigh telescopic support (6) can swing within the range of 0-180 degrees relative to the shank telescopic support (5), shank binding bands (9) are arranged on the shank telescopic support (5), and thigh binding bands (10) are arranged on the thigh telescopic support (6).

3. The standing lower limb extension training apparatus of claim 2, wherein: the heel support locking mechanism comprises a U-shaped support (11), a first lead screw (12), a first sliding block (13) and a first knob (14); two sides of the U-shaped support (11) are provided with first wing plates (15), two ends of the first lead screw (12) are rotatably connected with the first wing plates (15), and the first knob (14) is connected with the first lead screw (12); the two first sliding blocks (13) are arranged on the U-shaped bracket (11) in a sliding manner, and the two first sliding blocks (13) are in threaded connection with the first lead screw (12) and have opposite thread directions; the two sides of the sole support (7) are provided with second wing plates (16), the two first wing plates (15) are respectively positioned at the outer sides of the two second wing plates (16), and the two first sliding blocks (13) are respectively positioned at the inner sides of the two second wing plates (16).

4. The standing lower limb extension training apparatus according to any one of claims 1 to 3, wherein: be equipped with guide post (17) on base (1), footboard (2) and guide post (17) sliding connection, be equipped with on guide post (17) with its threaded connection's adjusting nut (18), the elastic component is spring (19), spring (19) cover is established in guide post (17) outside and is located between footboard (2) and adjusting nut (18).

5. The standing lower limb extension training apparatus according to any one of claims 1 to 3, wherein: two sides of the pedal (2) are respectively provided with a group of lifting brackets.

6. The standing lower limb extension training apparatus of claim 5, wherein: the lifting support comprises a bottom plate (20), a second lead screw (21), a second sliding block (22), a scissor fork mechanism, a top plate (23) and a second knob (24); the bottom plate (20) is fixedly connected with the base (1), the second lead screw (21) is installed on the bottom plate (20) and the axis of the second lead screw is in the horizontal direction, and the second knob (24) is connected with the second lead screw (21); the two second sliding blocks (22) are arranged on the bottom plate (20) and can be horizontally and slidably mounted, and the two second sliding blocks (22) are in threaded connection with the second lead screw (21) and are opposite in thread screwing direction; the scissor fork mechanism comprises two groups of lifting arms (25), the lower ends of the two groups of lifting arms (25) are hinged to the two second sliding blocks (22) respectively, and the upper ends of the two groups of lifting arms (25) are connected to the top plate (23) in a horizontally sliding mode.