175 results about "Motor training" patented technology

The invention discloses a portrait construction method for a disability risk population, and an exercise training recommendation method and system, and the method comprises the following steps: determining portrait mapping key elements according to a pathological mechanism; constructing a core portrait based on the key elements; constructing a basic portrait according to the demographic information, the exercise investigation information and the exercise behavior characteristics; constructing a three-dimensional character portrait based on the core portrait set and the basic portrait set; wherein the key elements comprise cognitive cortex injury, body function injury and emotional control force injury; the attributes of the core portrait comprise cognitive cortex injury, body function injury and emotional control force injury, and the tag data is derived from diagnosis type information of a patient; the exercise survey information includes exercise preferences. According to the method, an exercise training scheme which is low in exercise risk, high in exercise efficiency, high in compliance and capable of dynamically iterating is provided for exercise prevention and repair of people with high disability risks.

The invention discloses an intelligent training method for preventing lower limb thrombus and a related device, and the method comprises the steps: inputting the physiological parameters of a patient, the initial exercise ability evaluation information and the personalized rehabilitation target information into a DQN multi-mode fusion model, and generating an ankle pump exercise training scheme meeting the rehabilitation demands of the patient; monitoring ankle pump motion execution information of the patient in real time through wearable equipment; according to the ankle pump motion training scheme and the ankle pump motion execution information of the patient, a lower limb thrombus training effect evaluation result of the patient is calculated, and the lower limb thrombus training effect evaluation result comprises the blood circulation improvement degree, the joint motion range and the gait characteristics; according to a lower limb thrombus training effect evaluation result of the patient, predicting lower limb thrombus potential recovery disorder and a falling risk level of the patient, and starting a grading alarm program according to the potential recovery disorder and the falling risk level. The training effect is comprehensively evaluated through the multi-modal data fusion training method, and the lower limb thrombus rehabilitation efficiency is improved.

The invention discloses a senile sarcopenia risk prediction and grouping multi-motion intervention system and method, and the system comprises a data layer which is used for data collection, storage and task standardization; the service layer is used for processing and analyzing the data acquired by the data layer, performing sarcopenia risk assessment on the elderly patients, and appointing an exercise training scheme according to a risk assessment result and a data analysis result; the application layer comprises personal information management, patient information management, medical care information management and system maintenance management; and the user side is used for personal information management and exercise demand assessment, and preliminarily assessing the exercise demand according to own feelings. Data are collected through a physical condition scale and a tumble risk prediction tool, the model construction module is used for analysis, the sarcopenia risk of the elderly patient can be accurately evaluated, high-risk people can be recognized in the early stage of the disease, a basis is provided for follow-up intervention, an exercise scheme is adjusted according to a data analysis result, the management efficiency is improved, and the management cost is reduced. And high-quality services can be provided for more old people.

The subject innovation is directed to an exercise training device and methods for use thereof, and in particular, an experiential self corrective neuro-muscular training device designed to engage and facilitate the stability and movement in all three anatomical planes in training and exercising primary functional movement patterns for the purpose of improving ones biomechanics and reducing the risk of injury.

The invention discloses a brain small vascular disease lower limb dysfunction self-adaptive electrical stimulation auxiliary rehabilitation system in the technical field of medical instruments, and the system comprises a data collection module which is used for obtaining the multi-modal data of a patient in real time; the decision regulation and control module is used for generating dynamically optimized electrical stimulation parameters and rehabilitation task instructions based on a deep reinforcement learning algorithm and patient individualized pathological characteristics according to the multi-modal data; the electrical stimulation execution module is used for synchronously regulating and stimulating nerve targets according to the optimized electrical stimulation parameters; and the interactive virtual reality module is used for combining immersive gait training and cognitive training. By detecting the multi-modal physiological data of the patient, combining the deep reinforcement learning model to dynamically optimize the electrical stimulation parameters, and coupling VR exercise training and cognitive training, the three-in-one collaborative rehabilitation mode of electrical stimulation-physical treatment-cognitive intervention is realized, the rehabilitation training efficiency is improved, the relapse risk of the patient is reduced, and the rehabilitation training experience of the patient is enhanced.

The invention belongs to the technical field of sensor measurement and recognition, and particularly relates to a human body motion recognition system based on LSTM (Long Short Term Memory), which comprises a data acquisition module, a data calculation module and a data application module, and utilizes a neural network model and a wearable electronic sensor to detect a human body walking state. A new long short term memory (LSTM) recurrent neural network model, namely an LSTM-STRM model, is established, the model combines multi-task learning, an attention mechanism and spatio-temporal feature fusion to accurately classify the walking state of the human body, and the walking state is compared with the original LSTM model. The result shows that the LSTM-STRM model can be used for classifying the time sequence data collected by the measuring unit, the states of the five targets can be classified with high precision, and the recognition accuracy is higher than that of an original LSTM model. The method improves the recognition precision, is high in adaptability, is suitable for the fields of medical treatment, human-computer interaction, exercise training and the like, and has a wide application prospect.

The invention provides an exercise training method, system and device based on virtual reality and a medium. The method comprises the following steps: acquiring multiple groups of action execution parameters of a target user in a virtual environment; further acquiring action completion degrees during action training, determining association features between each group of action execution parameters and the corresponding action completion degrees, and outputting migration coefficients by combining the association features with a deep learning algorithm; when the migration coefficient is smaller than a preset migration threshold value, generating an enhanced training scene; collecting electroencephalogram data of a target user in the intensified training scene, and determining an attention fluctuation value of the target user according to the electroencephalogram data; and dynamically configuring interference factors of the intensified training scene based on the attention fluctuation value, and after configuration is completed, generating a migration effect evaluation report of the target user after each round of intensified training is finished in real time. By adopting the scheme of the invention, a dynamic association mechanism of virtual and real skills can be established to avoid migration faults in a virtual scene.

The invention discloses a triceps brachii stretching exercise training device, and belongs to the technical field of sports equipment, the triceps brachii stretching exercise training device comprises a bottom cylinder, two sliding grooves formed in the upper surface of the bottom cylinder and a holding rod slidably connected with the inner walls of the two sliding grooves, and two reciprocating threads are formed in the outer surface of a straight rod rotationally connected with the inner wall of the bottom cylinder. According to the device, through body fluctuation, a pull rope drives a first piston plate to move up and down in a first square cylinder under the action of body fluctuation of a trainer, so that a nut drives two holding rods to get close to each other and then get away from each other, the distance between the two hands of the trainer is automatically adjusted in the training process, and the training difficulty of the device on triceps brachii muscles is increased; the protruding block is discontinuously in contact with the piston rod, so that the piston rod moves up and down on the inner wall of the piston cylinder, water in the water tank flows into the air bag, the mass of the air bag on the back of the trainee is continuously increased, then the weight training effect on the trainee is achieved, and the effect of the device on the triceps brachii muscle of the trainee is further improved.

The invention discloses an anti-resistance exercise training system for old people based on intelligent wearable equipment, and relates to the technical field. The problems that in the prior art, a dynamic action monitoring error correction mechanism is lacked, exercise intensity adjustment is not personalized and real-time, interaction and data feedback functions do not exist, and equipment portability and wearing adaptability are insufficient are solved. The system collects data in real time through the whole body position intelligent wearable device, corrects non-standard actions through the action recognition feedback module, dynamically regulates the intensity through the exercise intensity evaluation module, reduces the risks of muscle strain, cardiovascular burden and the like, takes standardized action guidance, personalized intensity adaptation and data visualization as the core, ensures target muscle activation, and improves the training efficiency. The training effect is quantified, the operation is simple, the use threshold is reduced through voice guidance, the boring feeling is relieved through personalized plans and summary reports, the training achievement feeling and compliance of the old people are enhanced, the muscle strength can be improved through whole body position training, and the anti-resistance exercise requirement of the old people is met.

A resistance bar for exercise training includes an elongate body defining a central longitudinal axis extending between first and second ends of the resistance bar, a first handle and a second handle disposed along the elongate body and spaced inward from the distal end regions, each handle being forwardly offset relative to the longitudinal axis, and a first weight compartment disposed between the first and second handles and configured to receive one or more removable weights for selectively adjusting a weight of the resistance bar.

The invention discloses a temporomandibular joint examination and auxiliary mouth opening exercise training treatment device which comprises a base, universal wheels are arranged on the outer surface of the lower end of the base, a shell is fixedly connected to the outer surface of the upper end of the base, a control panel is arranged on the outer surface of one side of the shell, a cloud processor is arranged above the control panel, and the cloud processor is connected with the base. An automatic lifting height-adjustable supporting device used for improving the convenience of height adjustment is arranged in the shell, and a replaceable oral cavity automatic opening auxiliary device used for improving the convenience of use is arranged on the outer surface of the front end of the automatic lifting height-adjustable supporting device. According to the temporomandibular joint examination and auxiliary mouth opening exercise training treatment device, by arranging an automatic blowing auxiliary drying device, the structure is simple, the automation degree is high, the oral cavity of a patient can be automatically opened, or the oral cavity can be controlled to be circularly opened and closed for rehabilitation training, the opening size can be adjusted and controlled, the operation difficulty is reduced, and the treatment effect is good. And the overall use convenience is improved.

The invention relates to the field of exercise training, in particular to a motor imagery rehabilitation training method and system based on electrical stimulation tactile induction. The method comprises the following steps: performing electrical stimulation on a user, and recording facial electromyographic signals, electroencephalogram signals and near-infrared cerebral blood activity signals during motor imagery based on corresponding actions of electrically stimulated parts imagined by the electrical stimulation user. According to the method, the electromyographic signals, the electroencephalogram signals and the near-infrared cerebral blood activity signals are synchronously processed, the electroencephalogram signals and the near-infrared cerebral blood activity signals are analyzed, the motion of motor imagery is recognized, and visual display is carried out, so that the motion signals of the motor imagery and the brain activity can be directly observed. According to the invention, electrical stimulation is carried out on the user, and motor imagery is carried out under the induction of the electrical stimulation tactile sense, so that the motor sense area of the brain of the user is activated, the remodeling of the damaged brain area of the user is accelerated, the user is helped to recover the motor sense function, and the problem of lack of effective activation of the motor sense pathway is solved.

The invention relates to a closed-loop control method suitable for personalized lower limb exercise training, belongs to the technical field of exercise rehabilitation, and designs a closed-loop control method for dynamically adjusting lower limb training load according to muscle activation degree by combining surface myoelectricity characteristics with a personalized training model and a closed-loop control algorithm. According to the method, the resistance load can be adjusted in real time according to the muscle state, and finally the muscle activation level in the training process is maintained in an expected range. In the pre-training stage, sEMG data are collected to establish a personalized mapping model, and response characteristics of individual muscles are quantified; in the formal training stage, the muscle state is monitored in real time, the reference load is predicted through the model, and a closed-loop control algorithm is adopted to generate dynamic adjustment amount to adjust resistance output in real time. The invention further provides a closed-loop control system suitable for personalized lower limb exercise training.

The utility model relates to the technical field of exercise training devices, and discloses a double-upper-limb coordination exercise training device which comprises a box body, two rotating rods, an auxiliary motor, a main gear, two auxiliary gears and two shaft rods, rotating disc mechanisms are rotationally arranged on the two sides of the upper end face of the box body, a shell is fixedly arranged on the upper side of the rear end face of the box body, and the rotating disc mechanisms are arranged on the rotating disc mechanisms. Supporting rods are fixedly arranged on the two sides of the middle of the inner top face of the box body correspondingly, and clamping pieces are hinged to the lower sides of the front end faces and the lower sides of the rear end faces of the two supporting rods correspondingly. According to the upper limb training device, an auxiliary motor in the box body is started to drive an auxiliary gear to rotate through a main gear, the rotating auxiliary gear can drive a rotating disc mechanism to rotate slowly through a shaft rod, the rotating disc mechanism pulls the upper limbs of the old to conduct training, and auxiliary training can be conducted on the old with the upper limbs free of strength; the clamping pieces are clamped on the outer end face of the shaft rod to increase friction force of the shaft rod, and therefore training difficulty can be adjusted conveniently.

The utility model relates to the technical field of medical instruments, in particular to an ankle pump exercise training device which comprises a pedal plate, adjusting shafts are movably installed at the left end and the right end of the pedal plate in a penetrating mode, a connecting assembly is jointly movably installed between the two adjusting shafts in a penetrating mode, and an elastic assembly is movably connected to the front end of the connecting assembly. And the lower end of the elastic component is fixedly connected with the lower inner wall surface of the pedal plate. According to the ankle pump exercise training device, the angle between the connecting assembly and the pedal can be adjusted through the arranged adjusting shaft, the ankle pump exercise training device adapts to leg lengths and exercise requirements of different users, it is guaranteed that the optimal training effect can be achieved when the users conduct ankle pump exercise, and meanwhile the ankle pump exercise training device is convenient to use. A force adjusting knob in the elastic assembly can adjust the elastic force of the elastic belt according to the rehabilitation process and the physical condition of the user, the training intensity is gradually increased, and the muscle strength and the joint flexibility are improved.

The invention discloses an intelligent control auxiliary finger device for fine finger exercise training, and relates to the technical field of hand exercise training, the intelligent control auxiliary finger device comprises a base and a wrist frame fixedly arranged on the base, and an auxiliary assembly for multi-mode cooperative composite training is arranged in the wrist frame; a supporting frame used for supporting the wrist of a user is arranged at the movable end of the auxiliary assembly, a frame plate is arranged on the supporting frame, a training assembly is arranged in the frame plate, the movable end of the training assembly is provided with four first fingerstalls and a second fingerstall which are used for being arranged on the four fingers and the thumb in a sleeving mode, and a sponge ball used for hot compress of the palm of the patient is arranged on the frame plate. At least one pressing plate which is pushed by a user to trigger the training assembly is arranged in the auxiliary assembly, three training modes are integrated, three-dimensional space composite training of wrist rotation, palm pitching and finger grabbing is combined, the training is directly benchmarked with complex actions in daily life, and the functional value of rehabilitation is improved.

The invention belongs to the technical field of bioelectricity signal acquisition, and discloses a wearable system and method for surface electromyogram signal acquisition and a production method. The wearable system for surface electromyographic signal acquisition comprises a shoe, an electromyographic signal acquisition system is installed on the shoe, the electromyographic signal acquisition system is connected with an elastic metal sock, and the elastic metal sock is located at the top of the shoe; the external electromagnetic interference influence can be greatly reduced, the stability and sampling quality of the electromyographic signals are improved, data can be automatically collected through the electromyographic signal collecting system, the operation process is simple and clear, the wearing experience is good, the normal dressing, movement, training or competition state of a wearer is not influenced, and the working efficiency is improved. And the sampling precision and the system stability are not influenced by the outside, so that a large-amplitude action scene can be met, and convenience is provided for daily training, clinical rehabilitation or large-scale human body signal monitoring.

The invention discloses an intelligent ankle pump exercise training instrument and a multi-mode linkage control system, the intelligent ankle pump exercise training instrument comprises a foot supporting plate, a sole air bag structure is arranged on the surface of one side of the foot supporting plate, a detachable foot back fixing part is further arranged on the surface of one side of the foot supporting plate, and a foot back air bag is arranged in the foot back fixing part; the sole air bag structure is composed of a forefoot area air bag, an arch area air bag and a heel area air bag. The front foot area air bag, the arch area air bag, the heel area air bag and the instep air bag are further provided with pressure sensors, and the pressure sensors are connected with the main control module; according to the method, a real-time feedback mechanism of electromyographic signal-inflation pressure is established, muscle point features, pressure features and inertia features are fused, spasm is accurately recognized through a pressure gradient control algorithm, meanwhile, alternate inflation control over foot dorsum / sole anatomical partitions is achieved, and foot pressure sores of a patient can be completely eradicated.

The utility model discloses an ankle pump exercise trainer with a counting function, and relates to the field of ankle pump exercise training equipment. The training device comprises the first bottom support and the second bottom support, the top of the first bottom support and the top of the second bottom support are provided with the device body, the control mechanism is arranged, and when the training device is not used, the control panel is contained in the containing groove, so that the overall attractiveness of the training device is kept, meanwhile, the control panel is effectively protected against damage, and the service life of the training device is prolonged. When the old man needs to use the control panel, the old man only needs to press a corresponding key on the control button, the motor can start and drive the winding roller to send out the circuit line, then the circuit line ejects the control panel out of the containing groove, the old man can conveniently hold the control panel by hand to operate, frequent stooping is avoided, and after using is finished, the old man can conveniently use the control panel. The old people can press the control button again, at the moment, the motor rotates reversely, and the winding roller is promoted to start to wind the circuit line.

This invention discloses a method and system for recommending exercise training based on multimodal data fusion. The method includes the following steps: obtaining the disease type and clinical characteristics of elderly disabled patients, fusing and constructing a role profile to obtain static features; generating and pushing the first exercise training plan based on the role profile; collecting structured data, text data, and image data during exercise training; inputting the data into a collaborative filtering model, combined with the role profile, to generate and push the next exercise training plan. Using this invention, individualized and targeted exercise training plans can be developed, significantly improving the cognitive, emotional, motor, and verbal abilities of elderly disabled patients.

The utility model provides an ankle pump exercise training device which comprises a base, a supporting pedal, a flexion and extension assembly, a swing assembly and a rotary connecting piece, a leg placing area is arranged at the top of the base, a first fixing piece is arranged on the base, and a second fixing piece is arranged on the supporting pedal; the fixed end of the swing assembly is fixed to the base, the swing output end of the swing assembly is fixedly connected with the rotary connecting piece, and the swing assembly drives the rotary connecting piece to rotate relative to the base. The rotary connecting piece is rotationally connected with the flexion and extension assembly, a flexion and extension output shaft of the flexion and extension assembly is fixedly connected with the supporting pedal, the flexion and extension output shaft of the flexion and extension assembly is rotationally connected with the rotary connecting piece, the fixed end of the flexion and extension assembly is fixedly connected with the rotary connecting piece, and the flexion and extension assembly drives the supporting pedal to rotate relative to the rotary connecting piece. The training mode of the ankle pump movement training device is more comprehensive and effective, and the technical effects of standardizing ankle pump movement of a patient and effectively preventing venous thrombosis can be achieved.

1. The name of this design product: electromagnetic chair. 2. Purpose of this product design: This product design is used to assist in passive muscle movement training. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention relates to the technical field of rehabilitation training equipment, in particular to an intelligent auxiliary device for cardiovascular rehabilitation exercise training, which comprises a controller, a training table and a training chair, arm training assemblies for training arms, leg training assemblies for training legs and pneumatic gloves for training hands are symmetrically arranged on two sides of the training chair; the arm training assembly comprises a first sliding seat; a first driving part is embedded in the first sliding seat, an output shaft of the first driving part is coaxially and fixedly connected with a rotating shaft, and the controller is used for controlling the first driving part to operate so as to drive the rotating shaft to rotate; the end, away from the first driving piece, of the rotating shaft is fixedly connected with a first bent lever. Through the design of the second curved bar, upper limbs and lower limbs of a patient can be trained at the same time, linkage training of the upper limbs and the lower limbs of the patient is achieved, and the training effect of the coordination ability of the upper limbs and the lower limbs of the patient is effectively improved.

The invention provides an ankle pump exercise training device for preventing lower limb deep venous thrombosis, and relates to the technical field of rehabilitation training devices.The ankle pump exercise training device comprises a base, a treading block is arranged on the upper portion of the front side of the base, a rubber treading pad is fixedly bonded to the front end face of the base, and miniature vibration motors are evenly distributed in the rubber treading pad; when a patient is trained by himself / herself, when the action reaches the standard, the rear end face of the treading block abuts against and makes contact with the key end of the in-place monitoring switch, the in-place monitoring switch is pressed to be started and feeds back a signal to the microcontroller, the microcontroller controls the timing module to be started, and when the timing module reaches a five-second timing value, a signal is fed back to the microcontroller; the microcontroller controls the micro vibration motor to start, the patient is reminded that the action reaches the standard through vibration, the complete rehabilitation training process from posture calibration to automatic action monitoring and reminding is achieved, and the problems that an existing training device lacks an accurate action monitoring mechanism, and whether the ankle back stretching amplitude of the patient reaches the standard or not is difficult to quantitatively evaluate are solved.

The application discloses a brain-computer interaction system for cognitive-motor dual task cooperative rehabilitation training, which comprises a cognitive training interaction unit, an electroencephalogram signal acquisition unit, an electroencephalogram signal decoding unit and a motor training unit. The system realizes cognitive-motor cooperative rehabilitation training, improves rehabilitation efficiency compared with a single rehabilitation training mode, introduces brain-computer interface technology, realizes active motor rehabilitation, enhances the active participation of a subject in the rehabilitation training process, establishes a closed loop system, strengthens the mutual promotion of cognitive-motor function rehabilitation, and enhances the induction of neural reorganization and reconstruction.

This invention discloses an intelligent upper limb motor rehabilitation device and its method, belonging to the field of rehabilitation device design. The device includes a motor training module and a functional electrical stimulation module. The motor training module includes a permanent magnet synchronous motor and its drive and transmission systems. The drive system can perform torque control, speed control, and position control on the permanent magnet synchronous motor. The transmission system is a worm gear structure, achieving the effects of deceleration and torque increase. This upper limb motor rehabilitation device has multiple training modes, which can exercise upper limb muscle strength, improve joint range of motion, and evaluate the torque applied by the user, assess muscle strength, and detect spasticity through a method based on a fully connected neural network. Furthermore, combined with the functional electrical stimulation module, it can electrically stimulate and activate relevant muscles based on the user's force application range. Compared to large rehabilitation training devices in hospitals, this device has a compact structure, rich functions, and is more suitable for everyday home use, reducing the workload of doctors and improving rehabilitation efficiency.

The invention discloses a double-rocker double-rotation butterfly machine, and relates to the field of indoor fitness facilities, the double-rocker double-rotation butterfly machine comprises a main frame group, and a main rocker group and an auxiliary rocker group which are movably connected to the main frame group, the main rocker group and the auxiliary rocker group are connected and linked through a middle connecting rod group, the middle connecting rod group is movably connected with a handle group, and the handle group is connected and linked with the main rocker group. Compared with an existing conventional butterfly machine body builder, turning rotation and movement of the upper limbs are achieved through transmission of the double rocker arms and a gear mechanism, rotation movement can be conducted while opening and closing actions are conducted, and actions of large muscle groups and joints of the upper limbs of the human body can be matched; the handle sleeve rotates and slides along the handle rod to be matched with actions of small muscle groups and joints of the hands, different chest clamping actions can be matched for multi-muscle group and multi-joint exercise, more control choices are provided for a user in the aspect of control, and the multi-degree-of-freedom chest clamping device has more advantages in the aspect of diversified exercise training requirements and use experience; and batch production and market popularization are easy, and good market value and social value are achieved.

The application discloses a kind of exercise training recommendation method and system for risk population of disability.The method generates character image and obtains static characteristics by building the multi-level image system of patient, fusing the multidimensional data such as disease type, clinical characteristics, demographic information, exercise behavior characteristics of patient.The first exercise training scheme is pushed based on static characteristics, and the structured data, text data and image data of patient during training are collected, and the subsequent exercise training scheme is generated by collaborative filtering model, and the dynamic characteristics of patient are iteratively optimized using recurrent neural network model.The application can dynamically adjust exercise training scheme according to individual characteristics and training feedback of patient, improve the compliance and training effect of patient.

The invention discloses a hand rehabilitation training method and device based on a brain-computer interface and a VR eye tracker, and the method comprises the steps: displaying the virtual reality scene information of hand rehabilitation training to a user through a virtual reality display module; a hand training module is used for carrying out motion training on the hands of the user, and a user hand motion information set is acquired and obtained; acquiring an electroencephalogram signal set of a user by using a brain-computer interface module; acquiring eyeball movement track information of the user during hand movement training by using a VR eye tracker; a data processing module is used for processing the hand movement information set, the electroencephalogram signal set and the eyeball movement track information of the user, and training effect information and feedback information are obtained; displaying the training effect information to a user by using a display module; the feedback information is used for adjusting the control torque of a flexible driver of the hand training module.

The utility model relates to the technical field of passive exercise training equipment, and discloses a lower limb passive joint motion range and gait training instrument for small animals, which comprises a base and a support frame fixedly connected to the top end of the base, a movable fixing mechanism is arranged at the top end of the base, and an adjusting limiting mechanism is arranged above the movable fixing mechanism. A shifting plate is shifted to drive movement and extrudes a first spring at the same time, so that the outer wall of a clamping block is separated from the inner wall of a clamping groove, then a limiting plate is pushed forwards to drive a sliding plate to move forwards, then the legs of a rat are placed in the sliding plate, the shifting plate is loosened, and the first spring rebounds to push the clamping block to move, so that the clamping block is clamped to the inner wall of the clamping groove; then a limiting plate is pulled to drive a sliding plate to move, at the moment, the inner wall of a clamping groove extrudes the outer wall of a clamping block till the clamping block moves into the proper clamping groove, and therefore the leg of the rat is fixed, and the fixing stability of the leg of the rat in the rehabilitation moving process is guaranteed.