73 results about "Left thigh" patented technology

The invention relates to an exoskeleton robot and a controller system thereof. The exoskeleton robot comprises a back pad, a waist ring, a left thigh assembly, a right thigh assembly, a left calf assembly, a right calf assembly, a left shoe part and a right shoe part. The back pad is connected with the waist ring and located above the waist ring; the left thigh assembly and the right thigh assembly are connected with the left side and the right side of the waist ring through corresponding hip joint assemblies; the left thigh assembly and the right thigh assembly are connected with the left calf assembly and the right calf assembly through knee assemblies; and the left shoe part and the right shoe part are connected with the left calf assembly and the right calf assembly through ankle jointassemblies. The exoskeleton robot is mainly used for human body load supporting, the load capacity of a human body can be greatly improved, and the exoskeleton robot is easy to wear, fits human bodymechanics and greatly improves the fit degree with a user.

To accurately measure the muscle mass, body-fat ratio and/or other information of the subject, the human body is divided into nine segments including the trunk, right and left forearms, right and left upper arms, right and left thigh, and right and left crura. Four distal voltage-measuring points Pv are determined at the wrists and ankles, and four proximal voltage-measuring points Pv are determined at the elbows and knees. Four current-carrying electrodes and four measuring electrodes are used. First, the measuring electrodes are attached to distal points, and the impedances of four limbs and the trunk are measured. Then, the measuring electrodes are moved to proximal points, and the impedances of four limbs and the trunk are measured. From the measurement result, the measurement value is calculated for each segment. Then, using estimation formulae created by a regression analysis based on the data collected with an MRI, the body composition such as a muscle mass is estimated from the measurement values of the impedances and body specific information including the height, weight, etc.

The invention discloses agonist utilizing compression tights and a production method for the same. The agonist utilizing compression tights comprise a top and pants, wherein the top and the pants are made from nylon or extensible spandex materials; the top is formed by sewing front patchwork, left shoulder patch work, right shoulder patchwork, left elbow patchwork, right elbow patchwork, left arm patchwork, right arm patchwork, left waist patchwork, right waist patchwork, back patchwork, a left armpit fabric, a right armpit fabric and a rear waist fabric; the patchwork of the top has a warp shrinkage ranged from 69.31 to 94.95 percent and a weft shrinkage ranged from 79.47 to 91.59 percent; the pants are formed by sewing front abdominal patchwork, left thigh front patchwork, right thigh front patchwork, left thigh side patchwork, right thigh side patchwork, left knee patchwork, right knee patchwork, left leg patchwork, right leg patchwork, left hip patchwork, right hip patchwork, left thigh rear patchwork, right thigh rear patchwork, left ankle patchwork, right ankle patchwork, an air-permeable rear waist fabric and an air-permeable crotch fabric; the patchwork of the pants has a warp shrinkage ranged from 72.32 to 91.87 percent and a weft shrinkage ranged from 73.38 to 89.12 percent. According to the agonist utilizing compression tights and the production method for the same, agonists are utilized, the actions of the agonists are supported, and the fatigue of the agonists is retarded.

The invention relates to a dummy which comprises a head, an upper half body, a lower half body, a left big arm, a left small arm, a left hand, a right big arm, a right small arm, a right hand, a left thigh, a left shank, a left foot, a right thigh, a right shank and a right foot. An upper locking rotary knob set is arranged in the upper half body. A lower locking rotary knob set is arranged in the lower half body. The dummy has the advantages that the structural state of the dummy can be adjusted through the upper locking rotary knob set and the lower locking rotary knob set, the dummy can be alternately used as a decoration product and a puppet product, and meanwhile the dummy is convenient to process and assemble. The invention further discloses an assembling method of the dummy.

The invention discloses a man-machine interaction intelligent control method of a load maneuvering exoskeleton and an exoskeleton system. The method comprises the following steps: firstly, modeling a human body and the load maneuvering exoskeleton into a five-connecting-rod model consisting of a trunk, a left thigh, a right thigh, a left shank and a right shank; dividing the five-connecting-rod model into a supporting leg model and a swinging leg model, and respectively establishing kinetic equations of the two models by utilizing a Lagrange motion equation; and then designing a hybrid control method combining position control and AIA control based on a tracking differentiator, applying the position control to the supporting leg model in a gait period, enabling the joint angle of an exoskeleton to track the joint angle of the human body in real time, applying the AIA control based on the tracking differentiator to the swinging leg model, enabling the exoskeleton to adapt to the human body movement and environment of a wearer by self, achieving the two control methods alternately according to a supporting phase and a swinging phase of the gait cycle, so that the exoskeleton tracks the position of the human body in real time. Coordinated movement of the exoskeleton and the human body can be achieved.

The invention relates to a detection system and method for the human-body lower limb hip and knee joint angle. The detection system comprises four miniature navigation attitude module units, four wireless units, one controller unit and a PC. The miniature navigation attitude module units are used for detecting attitude information of the right thigh, the right shank, the left thigh and the left shank of the human body and transmitting the information to a wireless unit main module; a wireless unit slave module receives data of the wireless unit main module in a zigbee communication mode and transmits the data to the controller unit; the controller unit conducts transmission control over the attitude information of the thighs and the shanks and transmits the attitude information to the PC through a USB cable; the PC calculates the human-body lower limb hip and knee joint angle through an algorithm, and displays the angle information on a software interface of the detection system in real time. The detection system has the advantages that the system is convenient to wear on the lower limbs, the detection data is accurate, and the angle change is displayed in real time; the detectionsystem is applicable to human-body lower limb exoskeleton power-assisted mechanisms, rehabilitation mechanisms and biomedical engineering.

The invention discloses a rope pulling type flexible lower limb exoskeleton power-assisted robot and a motion control method thereof. An existing flexible lower limb exoskeleton robot is insufficient in driving precision and poor in active power assisting performance. The device comprises a waist wearing binding piece, a waist control box, a right thigh inclination angle sensor, a left thigh inclination angle sensor, a right shank inclination angle sensor, a left shank inclination angle sensor, a left hip joint driving device, a right hip joint driving device, a left hip joint assisting steel rope, a right hip joint assisting steel rope, a left thigh wearing binding piece, a right thighwearing binding piece, a right shank wears wearing binding piece, a left shank wearing binding piece, a right knee joint drive device, a left knee joint drive device, a right knee joint power-assisted steel rope and a left knee joint power-assisted steel rope. The leg lifting willingness of a wearer can be accurately judged, the walking posture of a healthy person is simulated to assist in leg lifting, the left leg and the right leg are independently controlled, and better experience is brought to the wearer.

The invention discloses a real-time walking mode recognition method based on knee joint exoskeleton, and the method comprises the steps: firstly carrying out the automatic calibration, and eliminatingthe impact caused by the inaccurate position when an IMU module is worn each time; then, using an IMU module for collecting the rotating angles of the left thigh, the right thigh and the shank of thehuman body, and calculating knee joint angles; and using the collected angle parameters as input signals, and using a rule-based classification algorithm to realize identification of the current walking mode of the human body. Under the condition that high recognition accuracy is guaranteed, the complexity of the algorithm is reduced, the storage amount and the calculated amount are reduced, andthe method can be conveniently and directly applied to lower limb exoskeletons, walking aid devices and other products needing the function.

To provide a seat with ventilative property, which can eliminate or minimize the possibility of its being permanently deformed and settled into an unrecoverable deformed state. In the seat with ventilative property, left and right three-dimensional network cushion elements are provided in a forwardly-facing region of a seat cushion of the seat, in a manner independent of each other, such that the left and right three-dimensional network cushion elements are respectively situated at: one location on which a left thigh portion of a seat occupant is to be contacted; and the other location on which a right thigh portion of the seat occupant is to be contacted. This arrangement can almost completely prevent a direct application of a weight of the seat occupant to the two three-dimensional network cushion elements. Therefore, the present invention has the effect that a permanent downward settling of the seat cushion SC can be prevented, so that a short life of the seat due to such permanent settling may be substantially avoided.

A flexible drive knee joint rehabilitation robot comprises a frame, a seat, a left training mechanism and a right training mechanism, the seat is arranged at the bottom of the frame, the left training mechanism and the right training mechanism are located on the left side and the right side of the seat respectively, the left training mechanism comprises a left thigh section, a left shank section and a novel parallel spring type pneumatic artificial muscle driver, the upper end of the left thigh section is fixedly connected with the seat, the lower end of the left thigh section is rotationally connected with the upper end of the left shank section, and two ends of the novel parallel spring type pneumatic artificial muscle driver are rotationally connected with the left thigh section and the left shank section respectively; and the right training mechanism comprises a right thigh section, a right shank section, a flexible cable, a servo driving module and a variable stiffness module, the upper end of the right thigh section is fixedly connected with the seat, the lower end of the right thigh section is rotationally connected with the upper end of the right shank section, one end of the flexible cable is connected with the right shank section, the other end of the flexible cable is connected with the servo driving module, and the variable stiffness module is arranged on the flexible cable.

The invention provides an electric waist auxiliary exoskeleton. The electric waist auxiliary exoskeleton comprises a back plate (1), shoulder straps (2), a driving actuating device (3), thigh sleeves(4), a left thigh connecting rod (5) and a right thigh connecting rod (6), wherein the upper end of the back plate (1) is connected with the shoulder straps (2), the lower end of the back plate (1) isconnected with the driving actuating device (3), two sides of the driving actuating device (3) are connected with the left thigh connecting rod (5) and the right thigh connecting rod (6), and the thigh sleeves (4) are arranged on the left thigh connecting rod (5) and the right thigh connecting rod (6). The electric waist auxiliary exoskeleton is simple and reasonable in structure, small, exquisite and light, the electric waist auxiliary exoskeleton is worn through the shoulder straps and the thigh sleeves, after wearing, the driving actuating device is located on the waist and can assist thewaist in bending down and stretching, a slider, a hip flexion curve and a hip extension line are adopted, auxiliary force control is executed through a series elastic actuation method, and stooping and squatting actions of a wearer are supported.

The present invention proposes a medical care system, which includes the thigh support bed board supported horizontally on the ground by a support frame, the right end of the upper body support bed board and the left end of the thigh support bed board are rotationally connected, and the upper board of the leg support bed board is provided side by side with a left forearm support The airbag and the right forearm support airbag, wherein the position of the left forearm support airbag corresponds to the left upper arm support airbag, the second control end of the solenoid valve of the head support airbag is connected to the air circuit control end of the head limit cylinder, and the head support cylinder is filled The deflation end is connected to the head support airbag, and the inflation and deflation end of the head limit cylinder is connected to the head limit airbag to promote the blood circulation of the arm. By using the solenoid valve to control different air tanks, the airbag at the corresponding position can be controlled. Inflate and deflate, so that users can get a better experience and relieve physical discomfort. This system is very convenient to use, can adjust body parts around the clock, does not need multiple people to nurse the bedridden person, and ensures the unobstructed body meridians of the bedridden person.

The invention discloses a wheelchair and walking-aiding exoskeleton integrated structure and a control method thereof. The structure comprises a wheelchair and a walking-aiding exoskeleton, wherein the wheelchair comprises a wheelchair frame body, a seat plate and a walking mechanism, the walking-aiding exoskeleton comprises a hip joint assembly, knee joint assemblies and ankle joint assemblies, a controller, an auxiliary standing mechanism and an auxiliary walking mechanism are arranged on the wheelchair frame body, the auxiliary standing mechanism is connected with the seat plate, the auxiliary walking mechanism comprises a left auxiliary walking assembly and a right auxiliary walking assembly, the left auxiliary walking assembly is simultaneously connected to positions, corresponding to the left shank and the left thigh of a human body, of the knee joint assembly at the corresponding side, and the right auxiliary walking assembly is simultaneously connected to positions, corresponding to the right shank and the right thigh of the human body, of the knee joint assembly at the corresponding side. The wheelchair and walking-aiding exoskeleton integrated structure can be used for assisting a patient in autonomously carrying out leg rehabilitation training, so that the patient can carry out rehabilitation training anytime and anywhere as required, and the rehabilitation cost can be greatly reduced.

The invention provides a backpack type personal high-rise escape apparatus, characterized in that the personal high-rise escape apparatus is mounted in a backpack, left and right sides of a rear shell of the personal high-rise escape apparatus are provided with two strap lug rings respectively, every strap lug ring is connected to the rear shell, the left and right sides of the backpack are provided with two strap holes respectively, a thigh strap is composed of a left thigh strap and a right thigh strap, the inner ends of the left and right thigh straps are passed through the strap holes on the same sides and are tied to the strap lug rings on the same sides, the upper portion of the backpack is also provided with a wire rope hole, the outer end of a wire rope of the personal high-rise escape apparatus is passed through the wire rope hole and is tied to a hook, and the personal high-rise escape apparatus can then be hooked outside the backpack. The backpack type personal high-rise escape apparatus has the advantages that a transmission mechanism of the apparatus is closed, such that other impurities may be avoided entering the transmission mechanism, and escaping reliability is significantly improved; in addition, an auxiliary device may be fitted to the apparatus to improve escaping effect.

The invention relates to an exercise machine, in particular a human-shaped passive exercise machine, which is characterized in that the human-shaped passive exercise machine comprises a human-shaped body which comprises the following parts: a head part, an upper body, a left upper arm, a left lower arm, a left hand, a right upper arm, a right lower arm, a right hand, a left thigh, a left leg, a left foot, a right thigh, a right leg and a right foot; and all the parts are movably connected. The human-shaped body is a humanoid robot. The human-shaped passive exercise machine of the invention can drive a person who is lying thereon to do the motions of lying, side lying, sitting, bending waist, erecting, shaking head, stretching hand, lifting leg and so on, which can also be shaken and swung forward, backward, leftward and rightward. The human-shaped passive exercise machine can also be used by a healthy person, thus having the effects of relaxing muscles and tendons, activating the tendons of the body, restoring vitality and energy, strengthening health and playing the role of health care.

The invention discloses an artificial limb for disabled people. The artificial limb comprises a waist tray, a waistband, a left thigh part, a right thigh part, a lift knee bearing, a right knee bearing, a left shank part, a right shank part, a left foot part and a right foot part, wherein the waistband penetrates through the waist tray, one end of the waistband is connected to the left thigh part, the other end of the waistband is connected to the right thigh part, the left thigh part and the left shank part are connected through the left knee bearing, the left shank part is connected to the left foot part, the right thigh part and the right shank part are connected through the right knee bearing, and the right shank part is connected to the right foot part. The artificial limb for the disabled people is suitable for amputees of which thighs or below are subjected to amputation, is designed for improving the life of the disabled, and is suitable for being used in daily life and exercising; through the adoption of a novel synthetic material, the weight of the artificial limb is reduced, thus the body burden on a user is alleviated when the artificial limb is used, and the user can move swiftly and flexibly; through the use of a 3D printing technology, the production cost of a product is lowered, the financial burden of the user is alleviated, and thus the crowd of buyers and users is enlarged.

The embodiment of the invention discloses a sitting posture correction device and a sitting posture correction chair. The sitting posture correction device comprises a partitioned seat cushion, a partitioned back cushion, an inflation module, a pressure acquisition module and a main control module; the partitioned seat cushion comprises a left pelvis supporting unit, a right pelvis supporting unit, a left ischial tuberosity supporting unit, a right ischial tuberosity supporting unit, a left thigh rear supporting unit, a right thigh rear supporting unit, a left thigh front supporting unit, a right thigh front supporting unit and a leg separator supporting unit; the partitioned back cushion comprises an anterior superior spine supporting unit and a waist supporting unit; the inflation module is used for receiving an inflation instruction of the main control module and inflating the supporting units corresponding to the inflation instruction, or receiving an exhaust instruction of the main control module and exhausting the supporting units corresponding to the exhaust instruction; and the pressure acquisition module is used for acquiring the pressure value of each supporting unit and sending each pressure value to the main control module. Therefore, the human skeleton can be stably supported.

The invention discloses an intelligent lifting type exoskeleton robot. The intelligent lifting type exoskeleton robot is provided with a left power exoskeleton and a right power exoskeleton, cranes are arranged at the upper ends of the left power exoskeleton and the right power exoskeleton, lifting hooks are arranged at the upper ends of the left crane and the right crane, and the left lifting hook and the right lifting hook are connected with a left thigh annular belt and a right thigh annular belt in a hanging mode respectively; and the left thigh annular belt and the right thigh annular belt sleeve the upper end of the left thigh and the upper end of the right thigh of a human body respectively. The left crane and the right crane lift the gravity centers of the left end and the right end of the human body according to the consciousness of the human body respectively, so that the human body does various movements in the state of reducing 1/2 weigh, the freedom degrees of the four joints of the intelligent lifting type exoskeleton robot synchronously and freely move along with the left knee joint, the right knee joint, the left hip joint and the right hip joint of the human body, the coordination problem between the human body skeleton and the exoskeleton does not exist, self-balance control of the human body is not affected, four joint motors are omitted, the structure is simplified, the performance is improved, and the multifunctional modes of no power and power are achieved.

To provide a practical technique for assisting the motion of the upper body of a subject or improving a posture.

An upper body assisting device includes shorts 19 and an upper body strap 30. The upper body strap is secured to the shorts 19 at the front of the left thigh, and passes from the left thigh along a location near the left greater trochanter to the left ilium, the right shoulder, the front of the right underarm, the back of the left underarm, the left shoulder, and the right ilium. The upper body strap passes from the right ilium to the front of the right leg along the greater trochanter, and then is secured to the shorts 19 at the front of the right leg.