CN113426069A

CN113426069A - Lower limb medical rehabilitation training instrument

Info

Publication number: CN113426069A
Application number: CN202110639882.6A
Authority: CN
Inventors: 王磊; 姚君; 陈洁; 金秀秀
Original assignee: Ningbo Women and Children Hospital
Current assignee: Hangzhou Yueyi Biotechnology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-09-24
Anticipated expiration: 2041-06-09
Also published as: CN113426069B

Abstract

The invention discloses a lower limb medical rehabilitation training instrument, which comprises a bed body and a lower limb moving device arranged on the bed body; the lower limb moving device comprises a first training device and a second training device, the first training device is installed at the top of the bed body, the inclination angle of the bed body is adjustable, the second training device is installed at the bottom of the bed body, the first training device is used for stretching and bending knees of two legs, and the second training device is used for treading training. When the patient uses this device to carry out the rehabilitation training, the initial stage can adopt first trainer to carry out passive both legs and do tensile, bend the knee training, and the middle and later stage can adopt second trainer to carry out passive or initiatively trample the training, makes the patient under the condition that obtains the activity ability, needs the adjustment training mode according to the training of oneself in order to reach recovered purpose, adapts to different rehabilitation stage patients' training requirement simultaneously.

Description

Lower limb medical rehabilitation training instrument

Technical Field

The invention relates to the technical field of medical instruments, in particular to a lower limb medical rehabilitation training instrument.

Background

With the development of society, the number of patients with limb movement disorder caused by aging population, various diseases, accidents and the like is increasing. Besides drug therapy or surgical therapy, scientific rehabilitation training is very important for improving the motor function of the affected limb, and meanwhile, with the development of science and technology and the continuous improvement of the quality of life of people, the requirements of people on medical care are higher and higher. Under such a background, the limb rehabilitation robot has been rapidly developed as a tool for rehabilitation therapy.

The lower limb rehabilitation training robot mainly aims at patients with dyskinesia of lower limbs, and is used for simulating the pace law of normal people to perform rehabilitation training exercises by a set of pace simulation control system under the control of a computer according to the rehabilitation medical theory and the man-machine cooperation robot principle, exercising muscles of the lower limbs, recovering the control capability of a nervous system on the walking function and achieving the purpose of recovering the walking function.

At present, in patients with lower limb dysfunction, lower limb movement is improved through proper training until the aim of walking or normal walking is achieved; in the traditional lower limb training device, the training device is placed on a sickbed, and a bracket is driven by a motor to drive the lower limb or the upper limb bound on the bracket to move; however, this method is suitable for patients in the early stage of rehabilitation training, and in the later stage of lower limb rehabilitation training, the training amount is insufficient and the training effect is poor for patients in the later stage.

Disclosure of Invention

The invention aims to provide a lower limb medical rehabilitation training device, which is used for solving the problems in the prior art, so that a patient can perform passive leg stretching and knee bending training by adopting a first training device in the initial stage, and can perform passive or active stepping training by adopting a second training device in the middle and later stages, the requirements of the patient on the early and later stages of rehabilitation training are met, the patient adjusts a training mode according to the training requirements of the patient to achieve the aim of rehabilitation, meanwhile, the training requirements of the patient in different rehabilitation stages are met, the rehabilitation training effect is improved, and the rehabilitation speed of the patient is accelerated.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a lower limb medical rehabilitation training instrument, which comprises a bed body and a lower limb moving device arranged on the bed body;

the lower limb moving device comprises a first training device and a second training device, the first training device is installed at the top of the bed body, the inclination angle of the bed body is adjustable, the second training device is installed at the bottom of the bed body, the first training device is used for stretching and bending knees of two legs, and the second training device is used for treading training.

Preferably, the bed body comprises a bed frame and a bed board fixed on the top of the bed frame; the first training device comprises a left lower limb system and a right lower limb system, the right lower limb system comprises a stand column, the stand column is installed on the top surface of the bed plate, a first connecting rod is rotatably connected to the top of the stand column, a second connecting rod is rotatably connected to the first connecting rod, a pedal is rotatably connected to the second connecting rod, a driving portion is installed on the second connecting rod, and the left lower limb system and the right lower limb system are symmetrically arranged.

Preferably, the first connecting rod and the second connecting rod are both telescopic rods.

Preferably, the first connecting rod, the second connecting rod and the pedal are fixed with belts.

Preferably, the driving part comprises a first short connecting rod, the first short connecting rod is fixedly connected with the side face of the upright column, a first electric push rod is rotatably connected onto the first short connecting rod, the piston end of the first electric push rod is rotatably connected with a second short connecting rod, and the second short connecting rod is fixedly connected with a second connecting rod.

Preferably, the stand column penetrates through the bed board and is rotatably connected with the bed board, a gear is fixed at the bottom of the stand column, a cylinder is fixed on the bed board, a double-sided rack is fixed at the piston end of the cylinder, and the double-sided rack is meshed with the gear.

Preferably, the bed board comprises a fixed plate and a movable plate, the fixed plate is fixedly connected with the bed frame, the movable plate is rotatably connected with the fixed plate through a rotating shaft, and a lifting device is installed at the bottom of the movable plate.

Preferably, the lifting device comprises a base, a hydraulic cylinder is rotatably connected to the base, and the piston end of the hydraulic cylinder is rotatably connected with the bottom surface of the movable plate.

Preferably, the fixing plate is provided with an opening, and the opening is connected with a sliding plate in a sliding manner; the second training device comprises a first support, the first support is fixedly connected with the bedstead, the first support is rotatably connected with a short shaft, a driven wheel is sleeved on the short shaft, third connecting rods are respectively fixed at two ends of the short shaft, a pedal plate is rotatably connected onto the third connecting rods, and a driving mechanism is connected onto the driven wheel.

Preferably, the driving mechanism comprises a second support, the second support is fixedly connected with the bed frame, a motor is fixed on the second support, a driving wheel is fixed on an output shaft of the motor, and a transmission belt is connected between the driving wheel and the driven wheel in a winding manner.

The invention discloses the following technical effects: according to the invention, the first training device and the second training device are arranged, so that the first training device can be adopted by a patient to perform passive leg stretching and knee bending training in the initial stage, the second training device can be adopted by the patient in the middle and later stages to perform passive or active treading training, the requirements of the patient in the initial stage and the later stage are met, the patient adjusts the training mode according to the training requirements of the patient to achieve the aim of rehabilitation, meanwhile, the training requirements of the patient in different rehabilitation stages are met, the rehabilitation training effect is improved, and the rehabilitation speed of the patient is accelerated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a lower limb medical rehabilitation training device;

FIG. 2 is a left side view of the lower limb medical rehabilitation training device;

FIG. 3 is a right side view of the lower limb medical rehabilitation training device;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

in the figure: 1. a bed frame; 2. a bed board; 3. a fixing plate; 4. a movable plate; 5. a base; 6. a hydraulic cylinder; 7. a column; 8. a first link; 9. a second link; 10. a pedal; 11. a first short connecting rod; 12. a first electric push rod; 13. a second short connecting rod; 14. a gear; 15. an air cylinder; 16. a double-sided rack; 17. a first bracket; 18. a minor axis; 19. a driven wheel; 20. a third link; 21. a foot pedal; 22. a second bracket; 23. a motor; 24. a driving wheel; 25. a drive belt; 26. an opening; 27. a slide plate; 28. a belt; 29. a support bar; 30. a controller; 31. a second electric push rod; 32. and (4) protruding.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof.

The invention provides a lower limb medical rehabilitation training instrument, which comprises a bed body and a lower limb moving device arranged on the bed body;

a controller 30 is arranged on the bed body;

When the patient uses this device to carry out the rehabilitation training, the initial stage can adopt first trainer to carry out passive both legs and do tensile, bend the knee training, and the middle and later stage can adopt second trainer to carry out passive or initiatively trample the training, makes the patient under the condition that obtains the activity, needs the adjustment training mode according to the training of oneself in order to reach recovered purpose, adapts to different rehabilitation stage patients' training requirement simultaneously.

In a further optimized scheme, the bed body comprises a bed frame 1 and a bed board 2 fixed on the top of the bed frame 1; first trainer includes left low limbs system and right low limbs system, and right low limbs system includes stand 7, and stand 7 is installed at 2 top surfaces of bed board, and 7 tops of stand rotate and are connected with first connecting rod 8, and first connecting rod 8 rotates and is connected with second connecting rod 9, and second connecting rod 9 rotates and is connected with footboard 10, installs the drive division on the second connecting rod 9, all is fixed with band 28 on first connecting rod 8, second connecting rod 9 and the footboard 10, and left low limbs system and right low limbs system symmetry set up. Fix the patient both legs respectively to left low limbs system and right low limbs system with band 28 on, start the drive division, drive division pulling second connecting rod 9, make first connecting rod 8 and the slow upwards hunch-up of second connecting rod 9 junction, drive the patient and bend the knee, after bending the knee to certain angle, drive division promotes second connecting rod 9, make first connecting rod 8 and the second connecting rod 9 junction descend slowly downwards, drive the patient and stretch the leg, can let the patient carry out the rehabilitation training of initial stage, make patient's shank muscle can not atrophy, it is good along with the patient condition of recovering, also can accelerate certain speed, further strengthen training intensity, accelerate the patient and recover.

Further optimize the scheme, but first connecting rod 8 and second connecting rod 9 are telescopic link, can adjust according to patient's height, make first connecting rod 8 and second connecting rod 9 accord with patient's leg length.

Further optimize the scheme, the drive division includes that first shorting bar 11 connects, and first shorting bar 11 and stand 7 side fixed connection rotate on the first shorting bar 11 and be connected with first electric putter 12, and the piston end of first electric putter 12 rotates and is connected with second shorting bar 13, second shorting bar 13 and second connecting rod 9 fixed connection. The first electric push rod 12 is started, the first electric push rod 12 contracts, the second connecting rod 9 is pulled, the joint of the first connecting rod 8 and the second connecting rod 9 is enabled to arch upwards slowly, the patient is driven to bend the knee, after the knee is bent to a certain angle, the first electric push rod 12 pushes the second connecting rod 9, the joint of the first connecting rod 8 and the second connecting rod 9 is enabled to descend slowly, the patient is driven to stretch the leg, and the patient can be enabled to carry out early-stage rehabilitation training.

According to the further optimization scheme, the upright post 7 penetrates through the bed board 2 and is connected with the bed board 2 in a rotating mode, a gear 14 is fixed at the bottom of the upright post 7, a cylinder 15 is fixed on the bed board 1, a double-sided rack 16 is fixed at the piston end of the cylinder 15, the double-sided rack 16 is meshed with the gear 14, the cylinder 15 is started, the cylinder 15 pushes the double-sided rack 16, the double-sided rack 16 drives the gears 14 on the two sides to rotate, the gear 14 drives the upright post 7 to rotate, the first connecting rod 8 and the second connecting rod 9 on the left lower limb system and the right lower limb system are separated towards the two sides, the two legs of a patient are separated towards the two sides, after a certain angle is reached, the cylinder 15 is controlled to contract, the double-sided rack 16 drives the gears 14 on the two sides to rotate in the reverse direction, the first connecting rod 8 and the second connecting rod 9 on the left lower limb system and the right lower limb system are folded towards the middle, and the crotch of the patient is exercised.

Further optimize the scheme, bed board 2 includes fixed plate 3 and fly leaf 4, fixed

plate

3 and 1 fixed connection of bedstead, and fly leaf 4 rotates through the pivot with fixed plate 3 to be connected, and elevating gear is installed to fly leaf 4 bottom, and 4 top surfaces of fly leaf are fixed with long band, and long band fixes the patient upper part of the body on fly leaf 4, and elevating gear includes base 5, rotates on the base 5 to be connected with pneumatic cylinder 6, and the piston end of pneumatic cylinder 6 rotates with the bottom surface of fly leaf 4 to be connected. 6 lifts and makes fly leaf 4 angle of adjustment of control pneumatic cylinder, when letting the patient be the rehabilitation training, can select the angle of lying on the back, perhaps let the patient position of sitting carry out the rehabilitation training, be fit for different patients 'activity custom, improve patient's comfort level.

According to a further optimization scheme, an opening 26 is formed in the fixing plate 3, a sliding plate 27 is connected to the opening 26 in a sliding mode, a groove is formed in the sliding plate 27, a protrusion 32 matched with the groove is fixed on the fixing plate 3, the sliding plate 27 is located at the top of the second training device, a sliding channel is formed in the inner side of the opening 26, sliding rails are fixed on two sides of the sliding plate 27, two second electric push rods 31 are fixedly installed on the bedstead 1, the two second electric push rods 31 are located on two sides of the sliding plate 27 respectively, and piston ends of the second electric push rods 31 are fixedly connected with the bottom surface of the sliding plate 27; the second training device comprises a first support 17, the first support 17 is fixedly connected with the bed frame 1, the first support 17 is rotatably connected with a short shaft 18, a driven wheel 19 is sleeved on the short shaft 18, third connecting rods 20 are respectively fixed at two ends of the short shaft 18, a pedal 21 is rotatably connected onto the third connecting rods 20, and a driving mechanism is connected onto the driven wheel 19. When a patient feels that the training intensity of the first training device cannot meet the self-training requirement, the second training device is used, the hydraulic cylinder 6 is started, the movable plate 4 is jacked up, the movable plate 4 is enabled to be approximately in an upright state, the patient is enabled to keep a sitting posture, the cylinder 15 is started, the left lower limb system and the right lower limb system are separated to the left and the right, the separation angle does not need to be too large, and the upper body of the patient is not obstructed, then the second electric push rod 31 is started, the second electric push rod 31 pushes the sliding plate 27 outwards, the sliding plate 27 leaks out of the top of the second training device at the bottom of the sliding plate 27, the patient sits on the bulge 32, two feet are respectively placed on the pedal 21, the first connecting rod 8 is grasped by two hands to serve as a handle, if the patient can pedal 21 by himself, the driving mechanism does not need to be started, if the patient cannot pedal, the driving mechanism drives the short shaft 18 to rotate through the driving wheel 19, the pedal 21 connected with the third connecting rod 20 in a rotating mode drives the feet of the patient to trample, the patient can decide whether to open the driving mechanism according to the self condition, all joints of the leg of the patient can participate in movement, active training can be realized, the patient can adjust the training mode according to the training requirement of the patient to achieve the purpose of rehabilitation under the condition of obtaining the activity, and meanwhile, the training mechanism adapts to the training requirements of patients in different rehabilitation stages.

In a further optimized scheme, the driving mechanism comprises a second support 22, the second support 22 is fixedly connected with the bed frame 1, a motor 23 is fixed on the second support 22, a driving wheel 24 is fixed on an output shaft of the motor 23, a transmission belt 25 is connected between the driving wheel 24 and the driven wheel 19 in a winding manner, the motor 23 drives the driving wheel 24 to rotate, and the driving wheel 24 drives the driven wheel 19 to rotate through the transmission belt 25 so as to achieve the purpose of passive training.

The motor 23 is provided with a damper, when the motor 23 is not started and the patient feels that the training intensity is not enough, the damper is started, when the patient actively tramples the training, the motor 23 is driven to rotate through the transmission belt 25, the damper generates resistance to the rotation of the motor 23, and the training intensity of the patient is improved.

Further optimize the scheme, install controller 30 on the bed body, the controller rotates and is connected with bracing piece 29, and bracing piece 29 rotates with fly leaf 4 to be connected, first electric putter 12, cylinder 15, pneumatic cylinder 6, second electric putter 31, motor 23 respectively with controller 30 electric connection, this training apparatus of patient's accessible controller 30 control, select the training mode to control training speed adapts to different rehabilitation stage patients' training requirement.

In the description of the present invention, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

The above-mentioned embodiments are only for describing the preferred mode of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a lower limbs medical treatment rehabilitation training device which characterized in that: comprises a bed body and a lower limb moving device arranged on the bed body;

the lower limb moving device comprises a first training device and a second training device, the first training device is installed at the top of the bed body, the inclination angle of the bed body is adjustable, the second training device is installed at the bottom of the bed body, the first training device carries out stretching and knee bending training on two legs, and the second training device carries out trampling training.

2. The lower limb medical rehabilitation training device of claim 1, wherein: the bed body comprises a bed frame (1) and a bed board (2) fixed on the top of the bed frame (1); first trainer includes left low limbs system and right low limbs system, right low limbs system includes stand (7), install at bed board (2) top surface stand (7), stand (7) top is rotated and is connected with first connecting rod (8), first connecting rod (8) are rotated and are connected with second connecting rod (9), second connecting rod (9) are rotated and are connected with footboard (10), install the drive division on second connecting rod (9), left side low limbs system and right low limbs system symmetry set up.

3. The lower limb medical rehabilitation training device of claim 2, wherein: the first connecting rod (8) and the second connecting rod (9) are both telescopic rods.

4. The lower limb medical rehabilitation training device of claim 2, wherein: the first connecting rod (8), the second connecting rod (9) and the pedal (10) are all fixed with a binding belt (28).

5. The lower limb medical rehabilitation training device of claim 4, wherein: the driving part comprises a first short connecting rod (11), the first short connecting rod (11) is fixedly connected with the side face of the upright post (7), a first electric push rod (12) is connected to the first short connecting rod (11) in a rotating mode, a second short connecting rod (13) is connected to the piston end of the first electric push rod (12) in a rotating mode, and the second short connecting rod (13) is fixedly connected with the second connecting rod (9).

6. The lower limb medical rehabilitation training device of claim 5, wherein: the bed is characterized in that the upright column (7) penetrates through the bed board (2) and is rotatably connected with the bed board (2), a gear (14) is fixed at the bottom of the upright column (7), an air cylinder (15) is fixed on the bed frame (1), a double-sided rack (16) is fixed on the piston end of the air cylinder (15), and the double-sided rack (16) is meshed with the gear (14).

7. The lower limb medical rehabilitation training device of claim 2, wherein: the bed board (2) comprises a fixed plate (3) and a movable plate (4), the fixed plate (3) is fixedly connected with the bed frame (1), the movable plate (4) is rotatably connected with the fixed plate (3) through a rotating shaft, and a lifting device is installed at the bottom of the movable plate (4).

8. The lower limb medical rehabilitation training device of claim 7, wherein: the lifting device comprises a base (5), a hydraulic cylinder (6) is connected to the base (5) in a rotating mode, and the piston end of the hydraulic cylinder (6) is connected with the bottom face of the movable plate (4) in a rotating mode.

9. The lower limb medical rehabilitation training device of claim 7, wherein: an opening (26) is formed in the fixing plate (3), and a sliding plate (27) is connected to the opening (26) in a sliding manner; the second training device comprises a first support (17), the first support (17) is fixedly connected with the bed frame (1), the first support (17) is connected with a short shaft (18) in a rotating mode, a driven wheel (19) is sleeved on the short shaft (18), third connecting rods (20) are fixed to two ends of the short shaft (18) respectively, a pedal plate (21) is connected to the third connecting rods (20) in a rotating mode, and a driving mechanism is connected to the driven wheel (19).

10. The lower limb medical rehabilitation training device of claim 9, wherein: the driving mechanism comprises a second support (22), the second support (22) is fixedly connected with the bedstead (1), a motor (23) is fixed on the second support (22), a driving wheel (24) is fixed on an output shaft of the motor (23), and a transmission belt (25) is wound between the driving wheel (24) and the driven wheel (19).