CN215021687U

CN215021687U - Based on sports type patella adhesion rehabilitation training device

Info

Publication number: CN215021687U
Application number: CN202120421712.6U
Authority: CN
Inventors: 李慧; 尹姿文; 侯莉莉; 王莹辉; 王兰芝
Original assignee: Second Affiliated Hospital of Luohe Medical College
Current assignee: Second Affiliated Hospital of Luohe Medical College
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-07
Anticipated expiration: 2031-02-25

Abstract

A rehabilitation training device based on kinematic patella adhesion effectively solves the problems that a rehabilitation technician has large workload and uneven medical resource distribution is not beneficial to the recovery of a patient in the knee joint conservative treatment process; including the bedplate, the bedplate rear side rotates and is connected with adjustable backup plate, it has the standing groove to open on the bedplate, sliding connection has the fixed plate that can reciprocate sliding in the standing groove, it has the recess of two symmetric distributions to open on the fixed plate, the recess outside be equipped with fixed plate fixed connection's band, the fixed plate left and right sides all rotates and is connected with rotatable first worm wheel, the first connecting rod of worm wheel outside fixedly connected with, it has length adjustable stroke adjustment pole to articulate on the first connecting rod, the stroke adjustment pole other end rotates with the bedplate to be connected, a plurality of guide way has been opened to the bedplate, sliding connection has two relative gliding massage pieces in the guide way.

Description

Based on sports type patella adhesion rehabilitation training device

Technical Field

The utility model belongs to the technical field of the supplementary technique of medical treatment and specifically relates to a based on sports type patella adhesion rehabilitation training device.

Background

After the knee joint of a patient is injured, the knee joint can be caused to have symptoms such as adhesion, ankylosis and the like. The patella adhesion can seriously affect the normal movement of the knee joint of a patient and cause serious influence and trouble on the normal standing, walking and daily life of the patient, and clinical treatment means for the patella adhesion mainly comprises surgical treatment and conservative treatment without the surgical treatment. One of the commonly used conservative treatment methods is joint laxation, which is a treatment mode in which a rehabilitation technician pulls, pushes and presses the knee joint and the surrounding tissues thereof with a manipulation of massage. The rehabilitation technician can make corresponding force adjustment, direction adjustment, manipulation adjustment and the like according to different injury degrees and different injured parts. Another training approach to conservative treatment is to reciprocate the patient's legs through CPM motion within the effective range of the knee joint to loosen the knee joint. The clinical application shows that the two methods have obvious combined clinical effect, but the manual training of a rehabilitation technician is relied on at present, the experience and the physical strength of the rehabilitation technician are greatly tested, and the most accurate judgment can be made only by long-time experience accumulation of the rehabilitation technician. During the treatment, the treatment technique consumes a lot of physical power, so that if too many patients are present, the physical power of doctors and the allocation of medical resources are insufficient. .

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a based on sports type patella adhesion rehabilitation training device, through this design effectual solved at the in-process rehabilitation technician work load of knee joint conservative treatment big and medical resource allocation inequality be unfavorable for the problem that the patient recovered as far as possible.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model discloses a bedplate, the rotation of bedplate rear side is connected with adjustable backup plate, it has the standing groove to open on the bedplate, sliding connection has the fixed plate that can reciprocate to slide in the standing groove, it has the recess of two symmetric distributions to open on the fixed plate, the band that is equipped with and fixed plate fixed connection in the recess outside, the fixed plate left and right sides all rotates and is connected with rotatable first worm wheel, the first connecting rod of worm wheel outside fixedly connected with, it has length adjustable stroke adjustment pole to articulate on the first connecting rod, the stroke adjustment pole other end rotates with the bedplate to be connected, a plurality of guide way is opened to the bedplate, sliding connection has two relative gliding massage pieces in the guide way, massage piece bottom rotates and is connected with the connecting rod group, the connecting rod group other end with be located inside the base and be connected with the base rotation.

Preferably, a second worm wheel which is rotatably connected with the seat plate is coaxially and fixedly connected to the backup plate, a second worm is meshed with the second worm wheel, and the second worm is rotatably connected with the seat plate.

Preferably, the bottom of the first worm gear is meshed with a first worm, a rotatable sliding shaft is connected in the first worm in a sliding mode, a reversing gear set is fixedly connected to the sliding shaft, two reversing gear sets are coaxially and fixedly connected with a first gear, and the first gear is meshed with a rotatable second gear.

Preferably, the second gear is coaxially and fixedly connected with a cam, the bottom of the cam is provided with a lifting block vertically and slidably connected with the base, cylindrical pins are fixedly connected to the front side and the rear side of the lifting block, two second connecting rods hinged to each other are hinged to the cylindrical pins, the other ends of the two second connecting rods are rotatably connected with the two massage blocks, and the cam, the lifting block, the cylindrical pins and the second connecting rods are matched to form a relative movement mechanism of the two massage blocks.

Preferably, the cylindrical pin is connected with a vertical first sliding groove in a sliding mode, and a return spring is installed in front of the bottom of the lifting block and the seat plate.

Preferably, the stroke adjusting rod comprises connecting rods which are connected to each other and slide, the middle parts of the two connecting rods are in threaded connection with adjusting screws, and the thread turning directions of the two sides of each adjusting screw are opposite.

Compared with the prior art, the utility model has the advantages that: the reciprocating motion of the fixed block drives the rehabilitation technology to stretch the knee joint of the patient, and the massage block massages the patient, so that the workload of the rehabilitation technology is reduced; meanwhile, the condition of uneven distribution of medical resources is avoided, the patient can be better treated, the amplitude of the traction can be adjusted by the stroke adjusting rod, different degrees of stretching can be performed on different patients, and the rehabilitation of the patient is facilitated; the utility model discloses novel structure thinks about ingeniously, and easy operation is convenient, through this design effectual solved in the in-process rehabilitation technician work load of knee joint conservative treatment big and medical resource distribution uneven be unfavorable for the problem that the patient recovered as far as possible.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a first cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is a schematic view of the connection structure of the fixing plate of the present invention.

Fig. 5 is a schematic view of the connection structure of the massage block of the present invention.

Fig. 6 is a schematic view of the structure of the massage block of the present invention.

Reference numbers in the figures: 1. a seat plate; 2. a backup plate; 3. a placement groove; 4. a fixing plate; 5. a groove; 6. a belt; 7. a first worm gear; 8. a first link; 9. a stroke adjusting rod; 10. a first worm; 11. a slip axis; 12. a reversing gear set; 13. a first gear; 14. a second gear; 15. a cam; 16. a lifting block; 17. a cylindrical pin; 18. a second link; 19. a massage block; 20. a guide groove; 21. a linkage; 22. a return spring; 23. a second worm gear; 24. a second worm; 25. a connecting rod; 26. adjusting the screw rod.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1-6.

The utility model comprises a seat board 1, an adjustable backup plate 2 is rotationally connected with the rear side of the seat board 1, a placing groove 3 is arranged on the seat plate 1, a fixing plate 4 capable of sliding back and forth is connected in the placing groove 3 in a sliding way, two grooves 5 which are symmetrically distributed are arranged on the fixing plate 4, a binding belt 6 which is fixedly connected with the fixing plate 4 is arranged outside the grooves 5, the left side and the right side of the fixed plate 4 are both rotationally connected with a rotatable first worm wheel 7, the outer side of the worm wheel is fixedly connected with a first connecting rod 8, the first connecting rod 8 is hinged with a stroke adjusting rod 9 with adjustable length, the other end of the stroke adjusting rod 9 is rotatably connected with the seat plate 1, the seat board 1 is provided with a plurality of guide grooves 20, two massage blocks 19 which slide relatively are connected in the guide grooves 20 in a sliding way, the bottom of the massage block 19 is rotatably connected with a connecting rod group 21, and the other end of the connecting rod group 21 is positioned in the base and is rotatably connected with the base.

The backup plate 2 can be carried out according to the comfortable body position of a patient, the experience of the patient in use is improved, the bottom of the seat plate 1 is provided with support legs, the patient sits on the seat plate 1 in a flat mode in use, thighs and calves of the patient are placed in a horizontal placing state, then the calves of the patient are placed in the grooves 5 of the fixing plate 4, the calves of the patient are fixed with the fixing plate 4 through the tightening straps 6, the straps 6 are of adjustable strap 6 structures common in life, the calves of different sizes can be tightened, only the front-back sliding freedom degree is required between the fixing plate 4 and the base, after the tightening straps 6 are tightened, the fixing plate 4 slides farthest distance relative to the placing groove 3 in the state shown in figures 1-4, after the first worm wheel 7 is driven to rotate, the first worm wheel 7 rotates to drive the first connecting rod 8 to rotate around the center of the first worm wheel 7, when the first connecting rod 8 rotates, the distance between the front end of the first connecting rod 8 and the rear end of the stroke adjusting rod 9 is shortened, the first worm wheel 7 is driven to slide backwards relative to the seat board 1 under the action of force between the first connecting rod 8 and the stroke adjusting rod 9, the first worm wheel 7 slides backwards to drive the fixing plate 4 to slide backwards in the placing groove 3, after the first worm wheel 7 drives the first connecting rod 8 to rotate by one hundred eighty degrees, the fixing plate 4 is located at the nearest distance of the lower end of the placing groove 3 in the state and is used for fixing the lower leg of a patient, when the fixing plate rotates again, the fixing plate 4 slides forwards relative to the seat board 1 to stretch the position of the patient, when the fixing plate 4 stretches the patient, the massage blocks 19 in the guide groove 20 perform circular relative reciprocating movement, when the two massage blocks 19 in the guide groove 20 are relatively close to each other, the two massage blocks 19 perform extrusion massage on the leg of the patient to help the patient to relax the leg muscles, the rehabilitation therapy of the patella part of the patient is facilitated.

The backup plate 2 is coaxially and fixedly connected with a second worm wheel 23 which is rotatably connected with the seat plate 1, a second worm 24 is meshed on the second worm wheel 23, and the second worm 24 is rotatably connected with the seat plate 1.

1 rear side of bedplate is equipped with the brake valve lever with second worm 24 fixed connection, and twist grip accessible second worm 24 and second worm wheel 23 drive backup plate 2 and can rotate to adjust backup plate 2 relative with bedplate 1's contained angle, make backup plate 2 can adapt to the more angle requirements of patient, improve patient's use and experience.

The bottom of the first worm wheel 7 is meshed with a first worm 10, a rotatable sliding shaft 11 is connected in the first worm 10 in a sliding mode, a reversing gear set 12 is fixedly connected to the sliding shaft 11, two sets of reversing gear sets 12 are coaxially and fixedly connected with a first gear 13, and a rotatable second gear 14 is meshed with the first gear 13.

The second gear 14 is coaxially and fixedly connected with a motor, the motor rotates to drive the second gear 14 to rotate, the second gear 14 drives the first gear 13 to rotate, the reversing gear set 12 is composed of two bevel gears which are meshed with each other, the first gear 13 rotates to drive the two reversing gear sets 12 on the left side and the right side to synchronously rotate, the reversing gear set 12 drives the sliding shafts 11 on the left side and the right side to synchronously rotate in the same direction, the sliding shafts 11 and the second worm 24 have front and back sliding freedom, the sliding shafts 11 can drive the first worm 10 to rotate when rotating, the first worm 10 rotates to drive the first worm wheel 7 to rotate, the rotating first worm wheel 7, the first connecting rod 8 and the stroke adjusting rod 9 form a similar crank sliding block, the first worm wheel 7 can move front and back when rotating, and the first worm wheel 7 moves back and forth to drive the first worm 10 to move back and forth on the sliding shafts 11.

The second gear 14 is coaxially and fixedly connected with a cam 15, the bottom of the cam 15 is provided with a lifting block 16 vertically and slidably connected with the base, the front side and the rear side of the lifting block 16 are fixedly connected with cylindrical pins 17, the cylindrical pins 17 are hinged with two second connecting rods 18 mutually hinged, the other ends of the two second connecting rods 18 are rotatably connected with the two massage blocks 19, and the cam 15, the lifting block 16, the cylindrical pins 17 and the second connecting rods 18 are matched to form a relative movement mechanism of the two massage blocks 19; the cylindrical pin 17 is slidably connected with a vertical first sliding groove, and a return spring 22 is installed in front of the bottom of the lifting block 16 and the seat plate 1.

The freedom degree of vertical sliding of the cylindrical pin 17 and the lifting block 16 after being positioned in the seat plate 1 and between the cylindrical pin and the seat plate 1 is that when the motor drives the second gear 14 to rotate, the cam 15 rotates synchronously, as shown in fig. 6, after the cam 15 rotates, the lifting block 16 is driven by the thrust to move downwards, the lifting block 16 moves downwards to drive the cylindrical pin 17 and the bottom ends of the two second connecting rods 18 to move downwards, the upper ends of the second connecting rods 18 have component force in the horizontal direction to the massage blocks 19, when the lifting block 16 moves downwards, the two second connecting rods 18 drive the two massage blocks 19 to approach each other by the horizontal component force of the two massage blocks 19, so that the massage blocks 19 perform press type massage on the legs of a patient, the connecting rod group 21 at the lower side of the massage blocks 19 is two connecting rods with the same size and arranged in parallel, the connecting rod group 21, the seat plate 1 and the massage blocks 19 form a parallelogram mechanism, when the massage blocks 19 approach each other by the horizontal component force, the massage blocks 19 guarantee the stability of the motion process under the action of the parallelogram mechanism, the comfort level of the massage process is guaranteed, after the cam 15 rotates one hundred eighty degrees, the return spring 22 pushes the lifting block 16 to move upwards, the lifting block 16 is guaranteed to be in contact with the cam 15 all the time, the lifting block 16 drives the cylindrical pin 17 and the bottom of the second connecting rod 18 to move upwards when moving upwards, and then the horizontal component force on the upper side of the second connecting rod 18 drives the two massage blocks 19 to move away from each other and restore to the initial state.

The stroke adjusting rod 9 comprises connecting rods 25 which are connected to each other and slide, the middle parts of the two connecting rods 25 are in threaded connection with adjusting screws 26, and the thread turning directions of the two sides of each adjusting screw 26 are opposite.

The relative distance between the front end and the rear end of the two connecting rods 25 can be adjusted by rotating the adjusting screw rod 26, the change of the relative distance between the front end and the rear end of the two connecting rods 25 enables the stroke adjusting rod 9 to change, when the distance between the stroke adjusting rod 9 is shortened, the position of the rear side of the stroke adjusting rod 9 away from the central axis of the first worm wheel 7 is shortened, so far, the distance between the first worm wheel 7 and the rear side of the stroke adjusting rod 9 is shortened when the first worm wheel 7 drives the fixing plate 4 to move forwards to the front side of the placement groove 3, slight stretching can be carried out on the legs of a patient, and the length of the stroke adjusting rod 9 can be increased when the stretching strength is slight.

The utility model discloses during the use, the patient sits on bedplate 1 flatly during the use, patient's thigh and shank are the level and place the state, later place patient's shank in recess 5 of fixed plate 4, shank and fixed plate 4 through tightening band 6 with the patient fix, after the starter motor at last, fixed plate 4 can drive patient's shank and do reciprocating motion in the setting groove 3, the patella position to the patient is stretched and is drawn, massage piece 19 extrudes the massage to the both sides along with patient's shank simultaneously, the shank muscle that helps the patient to relax, improve the training effect.

The utility model discloses novel structure thinks about ingeniously, and easy operation is convenient, through this design effectual solved in the in-process rehabilitation technician work load of knee joint conservative treatment big and medical resource distribution uneven be unfavorable for the problem that the patient recovered as far as possible.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rehabilitation training device based on movement type patella adhesion comprises a seat board (1), wherein an adjustable backup plate (2) is rotatably connected to the rear side of the seat board (1), and is characterized in that a placing groove (3) is formed in the seat board (1), a fixing plate (4) capable of sliding in a reciprocating manner is slidably connected in the placing groove (3), two symmetrically distributed grooves (5) are formed in the fixing plate (4), a belt (6) fixedly connected with the fixing plate (4) is arranged on the outer side of each groove (5), rotatable first worm gears (7) are rotatably connected to the left side and the right side of the fixing plate (4), first connecting rods (8) are fixedly connected to the outer sides of the worm gears, length-adjustable stroke adjusting rods (9) are hinged to the first connecting rods (8), and the other ends of the stroke adjusting rods (9) are rotatably connected with the seat board (1), the seat board (1) is provided with a plurality of guide grooves (20), two massage blocks (19) which slide relatively are connected in the guide grooves (20) in a sliding mode, the bottoms of the massage blocks (19) are rotatably connected with a connecting rod group (21), and the other end of the connecting rod group (21) is positioned in the base and is rotatably connected with the base.

2. The training device for patellar adhesion rehabilitation therapy based on sports according to claim 1, wherein a second worm wheel (23) rotatably connected with the seat plate (1) is coaxially and fixedly connected to the back plate (2), a second worm (24) is engaged on the second worm wheel (23), and the second worm (24) is rotatably connected with the seat plate (1).

3. The training device for rehabilitation therapy based on sports patellar adhesion according to claim 1, wherein a first worm (10) is meshed at the bottom of the first worm gear (7), a rotatable sliding shaft (11) is slidably connected in the first worm (10), reversing gear sets (12) are fixedly connected on the sliding shaft (11), two sets of the reversing gear sets (12) are coaxially and fixedly connected with first gears (13), and the first gears (13) are meshed with a rotatable second gear (14).

4. The exercise-based patella adhesion rehabilitation training device according to claim 3, wherein the second gear (14) is coaxially and fixedly connected with a cam (15), a lifting block (16) vertically and slidably connected with the base is arranged at the bottom of the cam (15), cylindrical pins (17) are fixedly connected to the front side and the rear side of the lifting block (16), two second connecting rods (18) hinged to each other are hinged to the cylindrical pins (17), the other ends of the two second connecting rods (18) are rotatably connected with the two massage blocks (19), and the cam (15), the lifting block (16), the cylindrical pins (17) and the second connecting rods (18) are matched to form a relative movement mechanism of the two massage blocks (19).

5. The training device for rehabilitation therapy based on sports patellar adhesion according to claim 4, characterized in that the cylindrical pin (17) is slidably connected with a vertical first sliding groove, and a return spring (22) is installed in front of the bottom of the lifting block (16) and the seat plate (1).

6. The training device for rehabilitation therapy based on movement type patellar adhesion according to claim 1, wherein the stroke adjusting rod (9) comprises connecting rods (25) which slide with each other, an adjusting screw rod (26) is connected to the middle of the two connecting rods (25) in a threaded manner, and the thread directions of the two sides of the adjusting screw rod (26) are opposite.