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76 results about "Thigh muscles" patented technology

Lower limb knee joint continuous motion estimation method based on electromyographic signals

InactiveCN109657651AGood predictive effectOvercome the disadvantages of poor performanceCharacter and pattern recognitionThigh muscleKnee Joint
The invention relates to a lower limb knee joint continuous motion estimation method based on electromyographic signals. Firstly, human lower limb knee joints are collected at low speed; the femur biceps femoris in a medium-speed and fast movement mode; Quadruple femur muscle, Femoral lateral muscle, Intra-femoral muscle, the electromyographic signals and the real-time angles of the hemiplegia muscles and the thigh muscles are acquired; The method comprises the following steps: firstly, extracting a wavelet coefficient, a root mean square, a sorting entropy and other features of a signal as input, then combining the three features into a new feature as input, carrying out normalization processing on feature data, and finally, carrying out prediction by using a least square support vector machine regression model through comparison of different methods. Experimental results show that different characteristics have different relative prediction performances in different motion modes, prediction results combined with the three characteristics are obviously superior to those obtained by adopting any one of the three characteristics independently, prediction is very accurate through a least square support vector machine model, and finally an ideal prediction model is obtained.
Owner:HANGZHOU DIANZI UNIV

Rehabilitative apparatus for lumbar disc herniation

InactiveCN106821571AReduced leg strengthReduced lower back strengthFractureMuscle groupEngineering
The invention relates to a rehabilitation device for lumbar intervertebral disc herniation. The top surface of the top pressure plate is in the shape of an upward convex arc. 1. The right pressure plate is connected with the left and right movable joints; the left and right pressure plates are slidingly connected with the left and right support plates, and left and right springs are respectively arranged between the left and right pressure plates and the left and right support plates, and the left and right pressure plates Relative to the left and right springs, the left and right pressure plates move up and down along the left and right movable joints relative to the left and right support plates; a central spring is arranged between the left and right support plates, and the left and right support plates are opposite to each other. Under the force applied by the central spring, the left and right support plates drive the left and right pressure plates to move left and right along the left and right movable joints. Using the treatment method of Feiyan traction, patients can complete rehabilitation treatment by themselves, and for patients with weak back and waist muscles and thigh muscles, it can provide auxiliary rehabilitation and muscle-assisted exercise functions.
Owner:THE FIRST AFFILIATED HOSPITAL OF SHANTOU UNIV MEDICAL COLLEGE

Multifunctional lower limb rehabilitation training device

The invention relates to a multifunctional lower limb rehabilitation training device. The device comprises a shank fixing part, a thigh fixing part, a cam, a crank, a cam connecting arm, a roller arm,a stress application spring and a stress application balancing adjusting device, wherein the crank and the cam are rotatably mounted on the thigh fixing part around the same axis, one end of the roller arm is hinged to one end of the crank, the other end of the roller arm is connected with the other end of the crank through a force application spring, and the force application spring is configured to promote the other end of the roller arm to get close to the other end of the crank. A roller is arranged on the roller arm and is pressed against the cam profile of the cam, one end of the cam connecting arm is rotatably connected with the shank fixing part, and the other end of the cam connecting arm is rotatably connected with the cam so that the thigh drives the cam to rotate when liftingor stretching the leg, and the stress application balancing adjusting device is installed on the thigh fixing part and is configured to adjust the position of the crank and enable the crank to be keptat the adjusted position. The training device is simple and reliable in structure, dorsal flexion/plantar flexion and introversion/extroversion actions of the ankle joint can be completed by taking leg lifting and stretching actions as driving force, so a patient not only can perform targeted perceptible rehabilitation training on the ankle joint according to personal conditions, but also can enable thigh muscles to be subjected to certain auxiliary training, and therefore, the rehabilitation training device is safer and more effective.
Owner:THE AFFILIATED HOSPITAL OF QINGDAO UNIV

Leg massage device for pregnant woman

The invention relates to a massage device for a pregnant woman, in particular to a leg massage device for the pregnant woman. The leg massage device which is capable of massaging thighs and shanks simultaneously and saving massage time, better in massage effect and used for the pregnant woman is provided in order to solve the technical problems. According to the technical scheme, the leg massage device for the pregnant woman comprises a base, a lying plate, a pillow, a connecting block, an electric drive pusher, a slide rail, a slider, a moving cam, an arc-shaped connecting plate, a U-shaped connecting plate and a chair-shaped placement plate, wherein the lying plate is connected with the left side of the top of the base; the pillow is connected with the left side of the top of the lying plate; the connecting block is connected with the right side of the top of the base; the electric drive pusher is connected with the top of the connecting block. The thigh muscle of the pregnant womanis continuously massaged by first sponge through left-right movement of a first connecting plate, the shanks of the pregnant woman can be massaged by vertical movement of massage blocks, therefore, the thighs and the shanks can be massaged simultaneously, the massage time can be saved, and the massage effect is better.
Owner:QINGDAO WOMEN & CHILDREN HOSPITAL

Leg strength training device for exercise rehabilitation training

The invention discloses a leg strength training device for exercise rehabilitation training, and belongs to the technical field of rehabilitation training equipment. The device comprises a supporting device, a training assembly and a counterweight assembly; the supporting device comprises a supporting plate, a bottom plate and a base, the bottom plate is fixedly connected to the ground, the bottom end of the supporting plate is fixedly connected to the bottom plate, the base is fixedly connected to the end, away from the supporting plate, of the bottom plate, and a first sliding groove with the two sides communicated with each other is formed in the upper portion of the supporting plate. A fixed base plate is extruded during deep squat and semi-standing, so that the fixed base plate is relatively shrunk, the fixed base plate has large counter-acting force through a torsion training device, and rehabilitation training is conducted on the inner thigh muscles of a user in the reciprocating deep squat and standing process; and the counterweight assembly matched with the torsion training device can prevent the user from falling down or straining ligaments due to the fact that the fixed base plate rapidly rebounds under the elastic force of the torsion training device when the user squats.
Owner:JIAMUSI UNIVERSITY +1
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