326 results about "Leg muscle" patented technology

A portable therapeutic exercise device is disclosed for strengthening leg muscles in patients with severe muscular weakness after bedrest. The device features a lightweight, compact base with longitudinal rails and a moving carriage equipped with an adjustable footplate, cushion, and straps for secure engagement. Resistance cords provide variable tension, and a lumbar bolster with an adjustable strap stabilizes the base. A distance sensor and Bluetooth-enabled microcontroller relay real-time data to mobile devices for interactive visual biofeedback, including gaming applications. The carriage offers smooth linear motion via bearing wheels with adjustable spacers. Designed for use in hospital beds, chairs, or on the floor, the device provides a safe, adaptable, and engaging solution for rehabilitation exercises.

The invention relates to the field of mechanical power assisting devices, in particular to a power assisting regulation and control method and system of a walker, a barrier-free walking process under the condition that a user wears the walker is detected, walking gait characteristics and muscle activity characteristics of the user are obtained, and a leg muscle activity state model of the user is constructed; detecting an obstacle avoidance walking process when the user wears the walker, and obtaining leg pressure characteristics of the user, so as to predict leg action information about to occur by the user; and based on the leg muscle activity state model and the leg action information, determining assistance demand information of the legs of the user so as to adjust the assistance effect provided by the walker to the legs of the user. According to the walking device, the leg assisting requirement can be accurately determined, multi-directional assisting support is provided for leg muscles, walking rehabilitation training is strengthened, and the assisting accuracy and reliability of the walking device are improved.

The invention discloses a leg muscle training analysis method based on image analysis and a training chair, and relates to the technical field of image analysis. Comprising the steps of obtaining a standard training action of leg muscle training, obtaining a contour image of a leg position, determining an image area where a skeleton node is located in the contour image based on the standard training action, and obtaining a motion track of the skeleton node at the image area based on a time sequence. And acquiring a leg muscle contour image at the image area within one movement track period. According to the method, attachment points of leg muscles during real-time training are obtained through standard training actions, effective stretching range data are determined through the training actions, and finally, the training range is narrowed by comparing segments conforming to the effective stretching range data and positions in a leg muscle contour image. The muscle state is dynamically tracked and analyzed during leg training, and the accuracy of evaluating the training effect is accurately enhanced.

The invention belongs to the technical field of massage equipment, and particularly relates to equipment for relieving leg fatigue and an equipment control system.The equipment comprises a base, the base is provided with a plurality of first massage pieces making contact with the legs, and the base is rotationally connected with a supporting piece; the supporting piece is rotatably connected with a rotating piece clamped with the massage pieces I, a driving piece I is fixedly arranged in the supporting piece, when a person with a thick leg shape puts the leg on the base, the massage pieces I on the left side and the right side can be extruded to drive the supporting piece to rotate backwards and be opened, so that the distance between the massage pieces I on the left side and the right side is enlarged, and the massage pieces I on the left side and the right side are driven to rotate backwards; and secondly, after a switch is turned on, a driving part I is controlled to be turned on, and a rotating part is driven to rotate through a transmission wheel, so that the rotating part drives a clamped massage part I to rotate, and the convex part of the massage part I is in contact with the leg, moves upwards and rotates, so that the leg muscles are extruded, and the effect of relaxing the leg is achieved.

The invention relates to the technical field of medical supplies, in particular to an intelligent medical compression sock which comprises an elastic sock cylinder, a multi-mode sensor array module and a control host, the elastic sock cylinder is constructed to cover at least one part of a foot, a shank and a thigh, and toes are exposed out of the tail end of the elastic sock cylinder; the multi-modal sensor array module is integrated on the inner surface of the side, tightly attached to leg muscles, of the stretch sock leg, the multi-modal sensor array module comprises a plurality of micro pressure sensors, and the micro pressure sensors are non-uniformly arranged according to a lower limb vein anatomy distribution path and are mainly distributed in a great saphenous vein walking area and a gastrocnemius muscle belly area; the control host is externally arranged at the position, close to a sock inlet, of the rear side of the stretch sock leg, and a microprocessor, a communication module and a power supply module are arranged in the control host. The problems that an existing medical stretch sock is non-adjustable in pressure, single in function and lack of monitoring are effectively solved, and treatment individuation, datamation and intelligentization are achieved.

The utility model discloses a small household fitness treadmill, which belongs to the technical field of fitness treadmills and comprises a bottom plate component, a treading component is arranged at the upper end of the bottom plate component, a pedal is arranged at the upper end of the treading component, the bottom plate component comprises a fixed base, and a plurality of anti-slip gaskets are fixedly connected to the lower end of the fixed base. According to the technical scheme, all parts of a treading assembly are transversely arranged, the gravity center of the machine is lower, the structure is more stable, more stable supporting can be provided for a user, the risk of falling down is reduced, space is saved, and the arrangement mode is generally more compact, small in occupied area and convenient to use. The device is convenient to place in an environment with limited space, suitable for being used by multiple persons at the same time, easy to operate, easy to master and use by a user due to the simple structure and operation mode, balanced in exercise, uniform in stimulation to leg muscles in the exercise process and beneficial to comprehensive exercise of the leg muscles.

The invention discloses a fracture traction device, and relates to the technical field of fracture traction fixation, the fracture traction device comprises a sickbed body, four supporting legs are fixedly arranged at the bottom of the sickbed body, four supporting rods are arranged at the top of the sickbed body, and a shank placing platform is arranged at the tops of the four supporting rods. Through the arrangement of a square frame, a first spring, a protection spring, a protection plate, a sliding rod, a fixing plate, a first gear, a first rack, a fixing column, a rotating shaft, a second gear and a second rack, according to different leg muscle contents of different people, a larger traction force is needed correspondingly when the content of thicker shank muscles is large; the minimum protection threshold value of the traction force is adaptively changed in cooperation with the downward moving length of the two-way rack, manual adjustment is not needed, the labor intensity of workers is greatly reduced, and therefore it is guaranteed that different patients can achieve the optimal traction force effect, and meanwhile the problems of skin tearing, bleeding and the like caused by large traction force are solved.

The invention relates to the technical field of osteoporosis patient auxiliary exercise, and discloses an osteoporosis-based self-adaptive patient auxiliary exercise device which comprises a bottom plate, an adjusting mechanism is arranged at the top of the bottom plate, a detection mechanism is arranged outside the adjusting mechanism, a positioning block is fixedly connected to the top of the bottom plate, and the positioning block is fixedly connected to the bottom plate. Two massage mechanisms are arranged outside the positioning block, a training mechanism is arranged at the top of each massage mechanism, and a buffer mechanism is arranged at the top of the positioning block; the massage mechanism comprises a supporting rod, the outer portion of the supporting rod is fixedly connected to the inner wall of the positioning block, and a third electric guide rail is installed in the supporting rod. The connecting rotating rod is driven by the motor to rotate, the connecting block and the massage wheel are driven, the legs of a patient are massaged and stimulated through the surface acting force of the massage wheel, blood circulation and muscle relaxation are promoted, and the leg skeleton health exercise system is matched, so that the leg muscle strength is improved, skeleton generation is stimulated, and the osteoporosis process is slowed down.

The invention provides a predelivery auxiliary exercise device which comprises a flexible pad, a shell is arranged at the end of the flexible pad, a mounting rod is rotatably arranged on the shell, a first sleeve is slidably mounted on the mounting rod, a supporting frame is hinged to the first sleeve, a leg support is hinged to the end of the supporting frame, and a slidable and rotatable mounting wheel is arranged in the shell. The first sleeve is sleeved with a connecting ring, a driving rope is arranged on the connecting ring, the end of the driving rope bypasses the mounting wheel and is connected with the shell, a resistance unit connected with the shell is arranged on the mounting wheel, a linkage assembly connected with the driving rope is arranged at the end of the mounting rod, and the driving rope is pulled through the linkage assembly when the mounting rod rotates. By means of the device, leg muscles and crotch muscles can be fully exercised, so that discomfort in the pregnancy period is reduced, the elasticity of pelvic cavity and birth canal muscles is increased, pain in the production process is relieved, the time of the production process is shortened, and meanwhile laceration and bleeding of the birth canal can be reduced.

The utility model discloses a lower limb rehabilitation training robot, which relates to the technical field of rehabilitation training, and comprises a base, the top end of the base is provided with a seat, the top end of the seat is connected with two grab rails, the top end of the base is provided with two limiting sliding grooves and a training reset assembly, and the training reset assembly comprises two limiting sliding blocks. The outer surfaces of the two limiting sliding blocks are fixedly connected with the inner walls of the corresponding limiting sliding grooves correspondingly, the top ends of the two limiting sliding blocks are fixedly connected with containing plates, the top ends of the two containing plates are in a foot-shaped groove shape, the bottom ends of the two limiting sliding blocks are fixedly connected with pressure springs, and under the action of the pressure springs, the limiting sliding blocks are clamped in the containing plates. After a rehabilitation person presses a placing plate downwards, a limiting sliding block drives the placing plate to reset upwards, so that a patient can exercise lower limb and leg muscles by repeatedly treading the placing plate, and meanwhile, the patient can adaptively step the placing plate according to the leg rehabilitation condition; therefore, certain benefits can be brought to leg rehabilitation of the patient.

The invention discloses a lower limb rehabilitation device for a stroke patient, and relates to the technical field of medical instruments, the lower limb rehabilitation device comprises a support, a cylindrical shaft is transversely fixed on the top of the support, and the cylindrical shaft is provided with a lower limb transverse moving assembly used for assisting lower limb rehabilitation of the stroke patient; a lower limb bending auxiliary assembly used for assisting lower limb rehabilitation of the stroke patient is arranged below the cylindrical shaft, and a control device is further arranged on the top of the support. The double-shaft motor is driven to rotate through the control device, so that the lower limb transverse moving assembly drives the two legs of the stroke patient to extend outwards or retract inwards, and the knee joints of the patient are driven to bend or the ankle joints of the patient are driven to bend and the whole legs are lifted up by driving the first electric push rod or the second electric push rod. The leg muscles of the patient are massaged through the massage balls; the system has the advantages of being comprehensive in function, convenient to use, labor-saving, cost-saving and high in flexibility.

The utility model discloses a rehabilitation exercise device for old people, and relates to the field of exercise equipment, the rehabilitation exercise device comprises a bottom plate, one side of the upper surface of the bottom plate is fixedly connected with a seat cushion, the other side of the upper surface of the bottom plate is fixedly connected with two stand columns, and the two stand columns are sleeved with movable sleeves; the two stand columns are each provided with an insertion assembly used for fixing the height position of the movable sleeve. The height positions of the two movable sleeves are moved on the stand column, then the two elastic belts are installed between the short side plate and the stand plate through the bolt connecting pieces, by taking an arm as an example, the small arm is placed below the soft belt and bent, at the moment, the long side plate drives the short side plate to rotate together through the rotating shaft, and therefore the small arm can be bent. Moving resistance is formed under the action of pulling force of the elastic belt on the lower portion, so that the exercise purpose is achieved, when the soft belt is located on the shank, the legs can be exercised, arm or leg muscles can be exercised by adjusting the height of the soft belt, the purpose that one object has multiple purposes is achieved, and practicability is improved.

1. Name of the design product: Leg massager. 2. Use of the design product: A leg massager for leg muscle massage and health care. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Perspective view.

The double-plate vibration training equipment comprises a first base and a supporting frame, and the supporting frame is fixedly connected with the end of the first base; the second base is arranged in the first base; the first elastic piece is fixedly connected with the interior of the second base; a vibration piece is fixedly connected with the upper end of the first elastic piece, and when the first elastic piece stretches, pulling force is applied to the vibration piece; when the first elastic piece is compressed, rebound force is applied to the vibration piece. The permanent magnet part is fixedly connected with the bottom of the vibration part, an electromagnetic part is fixedly connected in the bottom of the second base, the electromagnetic part and the permanent magnet part are oppositely arranged, and the electromagnetic part generates an alternating magnetic field, applies magnetic field force to the permanent magnet part and drives the vibration part to move up and down, so that leg muscles of a user can be effectively exercised; and moreover, the vibration frequency of the vibration piece can be flexibly adjusted, the structure is simple, and the problem of abrasion caused by matching of mechanical parts in the prior art is solved.

The invention discloses a bionic exoskeleton convenient to disassemble and assemble and a method thereof, and belongs to the technical field of lower limb rehabilitation. A servo vertical moving assembly is arranged at the upper end of the moving rack; a split type combined mechanism is arranged on the fixed seat; a linkage type supporting mechanism is arranged at the lower end of the movable rack; a variable-diameter circumferential track rehabilitation exercise mechanism is arranged at the lower end of the movable rack, and the variable-diameter circumferential track rehabilitation exercise mechanism comprises an adjustable exercise driving assembly and an extension connecting assembly. A patient can carry out lower limb rehabilitation training of different types and different intensities through cooperation of the movable rack and all assemblies on the adjustable electrical stimulation exoskeleton, and in the whole lower limb rehabilitation training process of the patient, the adjustable electrical stimulation exoskeleton is further matched with an electrical stimulation mode to improve the stimulation effect on leg muscles of the patient; therefore, the lower limb rehabilitation training effect is improved.

The utility model provides a leg muscle exerciser for old people. Comprising a T-shaped base, a seat, armrests and an exercise mechanism are sequentially installed on the T-shaped base, the bottom of the seat is connected to the T-shaped base through an electric telescopic rod, the seat is rotationally connected with the rod portion of the electric telescopic rod through a rotating piece, and the exercise mechanism is installed in front of the seat and mainly comprises an installation shell and a bidirectional air pressure rod. The installation shell is installed on the T-shaped base, a double-air-pressure rod is installed in the installation shell, pedals are installed on the rod portion of the double-air-pressure rod, the handrail is installed between the seat and the exercise mechanism, and a control panel used for controlling all the mechanisms is installed on the handrail. By arranging the rotatable seat structure, old people can conveniently get on equipment, and meanwhile, the pneumatic rod structure which is simple in structure is adopted, so that compared with a traditional rigid mechanical mechanism, the pneumatic rod structure is more suitable for the old people.

The invention discloses a leg rehabilitation training device, and particularly relates to the technical field of medical instruments.The leg rehabilitation training device comprises a supporting assembly, a fixing assembly is installed on the upper portion of the supporting assembly, a cavity is formed in the right portion of the fixing assembly, an adjusting assembly is installed in the cavity, and a driving assembly is installed in an inner cavity of the fixing assembly; a training assembly is installed in an inner cavity of the fixing assembly. According to the leg rehabilitation training device, a patient does not need to get out of the bed by himself or herself through the designed adjusting assembly, the patient can be gradually transited from a lying state to a standing state by adjusting the stable angle of the turnover bed, and the safety risks such as falling and collision caused by lower limb weakness and lack of balance feeling in the whole process are avoided; meanwhile, by simulating the standing state, leg muscles can naturally bear the body weight, core muscle groups such as quadriceps femoris muscles and gastrocnemius muscles can be activated, muscle loss atrophy caused by long-term bed lying can be prevented, bone metabolism can be stimulated through load bearing, and the occurrence risk of osteoporosis can be reduced.

An exercise machine that enables users to perform both leg press and knee extension exercises efficiently. The exercise machine includes a base platform and an adjustable backrest that supports the user's back to facilitate the leg press exercise. The backrest slides along guide bars, allowing for customizable reclining positions, and its angle can be adjusted for user comfort. A footrest, hinged at the base platform, engages leg muscles during the leg press exercise and is connected to a weight stack for adjustable resistance. The footrest's range of movement can be controlled to prevent excessive rotation. Additionally, a lever pad is positioned to support the user's knees during knee extension exercises, with adjustable resistance through a second weight stack. The lever pad's range of motion can also be regulated for safety. The exercise machine integrates both exercises, promoting full-body muscle engagement and enhancing strength and cardiovascular health.

The utility model provides a leg exercising device, which relates to the field of exercising equipment and comprises a front support and a fixed pulley. The support comprises a front support and a rear support, the upper portion of the front support is fixedly connected with the base, the upper portion of the rear support is fixedly connected with two sets of U-shaped sliding rails, and the sliding rails are fixedly connected to the two sides of the front end of the base; handles are arranged on the two sides of the upper portion of the base, and sponge cushions are arranged on the handles in a sleeving mode; a seat cushion is arranged above the base; when a leg pedals the pedal forwards, the pedal bypasses the fixed pulley through the pull rope to lift the bearing plate and the balancing weight upwards, resistance is formed for the forward stretching action of the leg, the leg retracts when the leg stretches to the limit, the bearing plate automatically falls under the action of gravity, the pedal is pulled back through the pull rope, and the leg repeats the bending and stretching action. Therefore, the purpose of training leg muscles is achieved; the exercise strength can be adjusted by changing the number of balancing weights placed on the bearing plate; the problems that an existing leg exercise device is poor in comfort, and the exercise intensity is inconvenient to adjust are solved.

The present invention relates to the technical field of patient rehabilitation training, and discloses a rehabilitation training auxiliary device for critically ill patients and a working method thereof, comprising a bed body, a leg support portion being provided on the right side of the bed body, a driven portion for controlling the leg support portion being provided inside and on the top of the bed body, a swinging portion being provided on the right side of the bed body, the leg support portion comprising a main support and a secondary support, the driven portion comprising an arc plate, a connecting rod being fixed to the bottom of the arc plate, the connecting rod passing through the top of the bed body and being slidably connected to the bed body, a spring being fixed on the inner wall of the bed body, the rehabilitation training auxiliary device for critically ill patients and a working method thereof, through the provided leg support portion, the swinging portion and the driven portion, the patient can lie on the bed body and place his legs on the leg support portion, and the leg support portion can support the patient's legs to perform back and forth and up and down swinging training, thereby assisting the patient in leg muscle exercise and avoiding the phenomenon of weakness caused by the patient not exercising.

The application of multi-effect molecular markers that simultaneously predict chicken abdominal fat traits, leg muscle traits and reproductive traits belongs to the field of animal molecular genetics technology. In order to study the influence of LDAH gene on chicken abdominal fat, leg muscle and testicle, the present invention designs primers according to the c.43346_43347insTGTGTCTT mutation site of chicken LDAH gene, performs PCR amplification of chicken genomic DNA on F2 population, electrophoresis, and detects 2 genotypes in F2 population (AA rooster and white-ear hen hybrid construction), and proves that its influence on abdominal fat rate and leg muscle rate reaches extremely significant level; The influence on testicle rate reaches significant level, proving that chicken LDAH gene mutation site c.43346_43347insTGTGTCTT is a molecular marker that affects the growth and development of chicken abdominal fat, leg muscle and testicle. The molecular marker can be used to select chicken abdominal fat content, leg muscle weight and testicle weight at the same time.

The utility model discloses an electric control exercise machine, and belongs to the technical field of exercise machines. A base is included; the supporting column is fixedly mounted at the top of the base; the seat is fixedly mounted at the top of the supporting column; the leg plate is rotationally arranged at the end part of the seat; the exercise mechanism is installed between the leg plate and the base, a patient sits on the seat, the legs are placed on the leg plate, the exercise mechanism can drive the leg plate to actively swing so as to passively drive the legs to move, the leg plate can also separately rotate, the leg plate is actively driven to swing through the legs of the patient, and the purpose of load exercise is achieved; therefore, the leg muscles of the patient can be exercised.

The invention discloses an old colorectal cancer patient on-bed exercise system which comprises supports and a bearing system, the supports are arranged at the four corners of the bottom of the bearing system, and a first reinforcing part is fixedly arranged between the left support and the right support; a second power source is further arranged on the right front side of the top of the first reinforcing part, a motor shaft at the top end of the second power source is connected with a fourth adjusting assembly, the right rear side of the top of the first reinforcing part is further rotationally connected with a fifth adjusting assembly through a mounted bearing, and the fourth adjusting assembly and the fifth adjusting assembly are both in threaded connection with sixth adjusting assemblies matched with the fourth adjusting assembly and the fifth adjusting assembly; a seventh adjusting assembly is fixedly connected between the front and rear sixth adjusting assemblies, front and rear moving seats are slidably connected to the seventh adjusting assembly, telescopic rods are fixedly connected to the left end faces of the moving seats, and an auxiliary frame is installed at the left ends of telescopic rod push rods. The auxiliary frame moves up and down by controlling the second power source to rotate forwards and backwards, the auxiliary frame moves front and back by controlling the telescopic rod to extend and retract, shanks move up and down or left and right, and therefore leg muscles are driven to move in multiple directions, and the movement effect is good.

The present invention relates to the technical field of rehabilitation equipment, in particular to a linkage type muscle atrophy improvement training system, which includes a lifting table assembly fixedly placed on the ground. A flipping and locking mechanism is installed on the top of the lifting table assembly. A lower limb pedaling training mechanism is arranged on the flipping and locking mechanism. A trainer in the lying position can train the leg muscles by pedaling the lower limb pedaling training mechanism. A position control driving component is fixedly installed on the top of the lifting table assembly at the right end of the flipping and locking mechanism. The position control driving component is used to drive the flipping and locking mechanism to flip at different angles and lock itself after flipping in place. This system can conduct improvement training for patients with leg muscle atrophy. During the training process, appropriate training for patients with different severities can be achieved by adjusting the preset damping resistance, improving the scientific nature of the training and the universality for different patients.

The invention relates to a leg exercise device for geriatric nursing, and belongs to the technical field of computer exercise equipment. The leg exercising device for nursing in the elderly department comprises an exercising seat, and a fixing seat is fixedly connected to the surface of the exercising seat; the exercise mechanism is mounted on the surface of the fixed seat, and the surface of the exercise mechanism extends to the lower end of the exercise seat; wherein the exercise mechanism comprises a strength assembly installed in the fixing base, and an angle assembly is arranged at the end, away from the fixing base, of the strength assembly; the swing amplitude of a patient is controlled through the angle assembly, the patient is assisted to do exercise operation under cooperation of the electric control assembly, at the moment, auxiliary exercise operation is formed on the patient through the strength assembly, the patient is protected to do leg movement in a relatively slow cooperation mode in the exercise process, and the situation that the patient is unsmooth in force exertion in the exercise process is reduced. The leg muscle strain is reduced, and the exercise safety is improved.

The utility model discloses a kind of shorts with electric stimulation, including the lower body of underclothes body that can be worn in lower body of user, underclothes body includes and the front electric stimulation unit corresponding with leg front muscle group and the rear electric stimulation unit corresponding with leg rear muscle group, front electric stimulation unit and rear electric stimulation unit all include and the electrode piece corresponding with muscle and the electric stimulation piece corresponding with acupoint, installation piece is provided on underclothes body, installation structure and connecting structure are provided on installation piece, front connector connected with front electric stimulation unit and rear connector connected with rear electric stimulation unit are provided in connecting structure, and electric stimulation generator is detachably connected on installation structure. The shorts with electric stimulation provided by the utility model, front electric stimulation unit and rear electric stimulation unit can stimulate leg muscle group, and acupoint can be stimulated by electric stimulation piece, so as to truly reach stimulation target muscle group, improve local blood circulation, relieve the purpose of muscle fatigue.

The invention belongs to the technical field of internet service platforms, and particularly relates to a rehabilitation treatment information data management system, which comprises a lower limb movement curve detection component, a lower limb movement curve detection component, a lower limb movement curve detection component, a lower limb movement curve detection component, a lower limb movement curve detection component and a lower limb movement curve detection component, through the arrangement of the data classification module and the period analogy module, rehabilitation data and time records of a rehabilitation person are periodically compared, namely, current-month rehabilitation exercise data and last-month rehabilitation exercise data are compared, and current-week rehabilitation exercise data and last-week rehabilitation exercise data are compared, so that a patient can visually see the rehabilitation progress of himself / herself; a physician can visually check rehabilitation data through phase data comparison, the leg muscle group exercised by each rehabilitation action is fixed, the rehabilitation condition of the corresponding leg muscle group of the rehabilitation person can be known through any rehabilitation action curve graph, and the physician can conveniently conduct rehabilitation training adjustment according to the rehabilitation data shown by the rehabilitation person.

The invention provides a leg rehabilitation exercise device for the orthopedics department, and relates to the field of leg rehabilitation. The leg rehabilitation exercise device for the orthopedics department comprises a bottom plate, fixing blocks are fixedly connected to the upper sides of the left end and the right end of the bottom plate, a sliding rod is fixedly connected between the fixing blocks on the left side and the right side, a sliding plate is slidably connected to the outer side of the sliding rod, and a training unit is arranged on the upper side of the sliding plate; an electric push rod is fixedly connected between the sliding plate and the fixing block, the training unit comprises vertical plates, the vertical plates are fixedly connected to the upper sides of the front end and the rear end of the sliding plate, and lifting grooves are formed in the outer sides of the vertical plates on the front side and the rear side. By arranging a fixing block, a sliding rod, a sliding plate, an electric push rod, a vertical plate, a lifting plate, a leg placing plate, a moving rod and an inclined groove, the legs of a patient can be conveniently controlled to be stretched in the vertical direction, through a first massage roller on the leg placing plate, the first massage roller can conveniently massage and relax the stretched leg muscles, and the patient is prevented from feeling uncomfortable during exercise.