37 results about "Right calf" patented technology

The invention discloses a lower limb active and passive rehabilitation training apparatus, which comprises a base, a left and right thigh supporting mechanism, a left and right calf supporting mechanism, a foot support, an external controller and two folded brackets. According to the rehabilitation training apparatus provided by the invention, an exoskeleton-type folded structure is adopted, and the simulation design of a bracket, which can fit to leg curves, can be achieved via telescopic thigh and calf supporting mechanisms in accordance with different lower limb sizes. In a transmission system, hip joints can be controlled under the driving of two stepping motors, and then ankle joints can be controlled by connecting a stepping motor to a rolling shaft screw lead. Continuous passive rehabilitation training that three joints, namely hip joint, knee joint and ankle joint, are linked can be achieved, and rehabilitation training of only the ankle joint can be achieved via the stepping motor. The rehabilitation training apparatus provided by the invention serves for a patient that lower limb needs to undergo rehabilitation training; and active and passive modes are combined, so thatdoctors are facilitated in objective rehabilitation assessment; therefore, the rehabilitation training apparatus is conducive to improvement and confirmation of a treatment scheme.

The invention mainly relates to the field of pressure testing, and provides a dummy for testing the pressure comfort of an office chair. The head, the chest, the back, the left upper arm, the right upper arm, the left front arm, the right front arm, the left hand, the right hand, the buttocks, the left thigh, the right thigh, the left shank, the right shank, the left foot and the right foot are designed according to the human body size of the 50th percentage Chinese adult male, and the mass and centroid positions of all body sections are configured according to standard adult human body inertia parameters. Meanwhile, 22 pressure sensors are mounted on the sides, in contact with the office chair seat surface, of the buttocks, the left thigh and the right thigh; the pressure sensor is used for collecting pressure signals of the contact side of a dummy and an office chair seat. The comfort of the office chair is analyzed according to the pressure signal, the structure is designed according to Chinese standard human body data, and the pressure distribution condition of a real person sitting on the seat surface of the chair can be accurately simulated, so that the pressure comfort of the office chair is accurately evaluated, a large number of real persons are replaced for testing, and the testing time and labor cost are saved.

A leg rehabilitation mechanism of a nursing wheelchair bed comprises a thigh lower plate, upper plates of a left thigh and a right thigh, an electric push rod, a lower support of the electric push rod, a support beam, a left leg lifting linear movement unit, a right leg lifting linear movement unit, slide blocks of the left and the right leg lifting linear movement units, a left connecting rod, aright connecting rod, a shank lower plate, the upper plates of a left shank and a right shank and a foot bracket. The upper plates of the left thigh and the right thigh are hinged together through a hinge pin; the upper plates of the left shank and the right shank are hinged together through a hinge pin; and the foot bracket is connected with a motor which is fixed on the shank lower plate through a lead screw; the upper plates of the left shank and the right shank are respectively hinged with the upper plates of the left thigh and the right thigh; and the shank lower plate is hinged with thethigh lower plate. The mechanism can portably realize every rehabilitation movement in a coordinating way.

The invention discloses an aerobics flexibility training aiding device. The device comprises a bottom plate and a back plate. A sit-and-reach tester is arranged on the bottom plate, and a first binding band is further arranged on the bottom plate. The left end of the rear side wall of the bottom plate is horizontally hinged with a left leg restraining plate, and the left end of the front side wallof the bottom plate is horizontally hinged with a right leg restraining plate. The right end of the upper surface of the left leg restraining plate is vertically provided with a left pedal, and the upper surface of the left leg restraining plate is also provided with a second binding band capable of binding the left leg. The right end of the upper surface of the right leg restraining plate is vertically provided with a right pedal, and the upper surface of the right leg restraining plate is also provided with a third binding band capable of binding the right leg. Support rods are vertically and fixedly arranged at the front end and the rear end of the upper surface of the back plate, and a leg pressing device and a back bending device are detachably connected between the two support rodsfrom bottom to top. Compared with the prior art, the device has the advantage that the flexibility training can be completed by a user himself / herself, and the device integrates a plurality of flexibility training functions, and is applicable to users of different heights.

The invention discloses a walking assist device for the elderly, which comprises a support seat, a lumbar mounting seat arranged at the end of the top of the support seat facing away from the ground, and a driving part arranged at the end of the top of the support seat facing the ground; the top of the support seat A gap for the legs is formed, and the waist mounting seat is used for detachable clamping of the user's waist. The driving part includes a base fixed on the top of the support seat, a link mechanism arranged on both sides of the base in parallel and at intervals, and a The drive assembly on the base is used to drive the link mechanism to swing around the base, and the buckle provided at the end of the link mechanism away from the drive assembly is used to connect the user's calf. The telescopic ends of the two link mechanisms are respectively connected to the buckles fixed on the left and right calves, and the drive assembly is used to drive the two link mechanisms to respectively drive the left and right calves to swing back and forth around the base to provide walking assistance; the supporting seat can rest on the user's legs Support the ground when the upper part is greatly bent, so as to avoid the user's fall.

The present invention relates to a protective upper and lower body assemblies and protective suit comprising the same. The protective upper body assembly comprises a ventral and a dorsal padding panels, a left and a right shoulder fasteners, and a left and a right flank fasteners. Each of the ventral and the dorsal padding panels include at least two layers of resiliently compressible material and one layer of breathable material. The protective lower assembly comprises a left and a right upper thigh portions, a left and a right lower thigh portions, a left and a right knee shells, a left and a right lower leg portions, and a left and a right feet shells.

The present invention is a modeling method and application of a systemic gait motion model with fusion of vision. This method includes the following steps: simplifying the whole body's bone structure, and when building a modeling environment, the human body is divided into 11 rigid bodies, including left and right, including left and right, including left and rightFoot, left and right calves, left thighs, left and right arms, left and right arms, heads, and chest and abdomen; establish a touch -sensitive feature model about human gait movement, the human body stress is decomposed into the quality of the body and the vertical direction of its quality position.The sum of the volume of acceleration, that is, the touch -sensitive feature model; the acquisition of acceleration A needs to obtain the joint angle of each part through the visual image;, Get vision of the whole body gait motion model.This method establishes a more accurate visual anemia system for the changes in the body's gait movement.

The invention discloses a test device for a fast physical examination. The test device comprises a seat. A left-arm electrode and a right-arm electrode for electrocardiogram measurement are installed on a left armrest of the seat and a right armrest of the seat respectively. A blood pressure measurement cuff is installed at the rear end of the left armrest. The seat is arranged on a table plate, a leg rest is arranged on the portion, in front of the seat, of the table plate, a left-calf electrode and a right-calf electrode used for electrocardiogram measurement are arranged on the upper surface of the leg rest, and a signal transmission interface is arranged on the table plate and is connected with a signal terminal processing machine. Test device bodies of the physiological parameters of electrocardio, blood pressure and blood oxygen are integrated in the seat and the leg rest, the number of accessories for use is reduced, the system integration degree is high, and the fault rate is small. By means of the test device, a user just needs to put arms on the armrests, put legs on the leg rest and wear chest electrodes, the cuff and blood oxygen finger clamps to conveniently and quickly acquire needed physiological parameters.

A hexapod walking robot comprises a frame, three sets of mechanical legs with identical structure and an electric unit, wherein, the three sets of mechanical legs are respectively connected with the front, middle and rear parts of the frame through a rotating shaft, and the rotating shafts connected with the three sets of mechanical legs and the frame are mutually arranged in parallel, and the electric unit is fixedly connected with the frame for controlling the expansion and contraction of the telescopic rod in each set of mechanical legs; The mechanical leg includes a thigh support, a firsttelescopic lever, a second telescopic lever, a telescopic lever seat, a thigh link, a left calf link, a left foot end piece, a right calf link, a right foot end piece, a calf drive link, a calf driveswing lever and a third telescopic lever, and a first rotational shaft, a second rotational shaft, a third rotational shaft, a fourth rotational shaft, a fifth rotational shaft, a sixth rotational shaft, a seventh rotational shaft and an eighth rotational shaft. The hexapod walking robot has the advantages of small number of drivers, light dead weight, good decoupling property of leg mechanism, simple control and the like.

The invention relates to a dummy leg mechanism for function test of a massage chair. The dummy leg mechanism includes a thigh connecting rod mechanism connected with a hip skeleton, a left and right shank mechanism connected with the thigh connecting rod mechanism, and a left and right foot mechanism connected to the bottom of the left and right shank mechanism, relative rotation of shanks and thighs is realized correspondingly through a first pin shaft and a second pin shaft in the thigh connecting rod mechanism, and relative rotation of the left and right foot mechanism is realized through an arc-shaped sliding groove. The dummy leg mechanism for function test of the massage chair has multiple advantages of simple structure design, convenient adjustment, good reliability and the like, and is suitable for leg massage function test of the massage chair.

The sliding state and sliding direction detection device includes: a pressure detection unit, a storage unit, a wireless communication unit, a main control module, a power management unit and a lithium battery. Correlate the pressure of the four pressure sensors on the skier's left and right calf in contact with the shoe tongue with the skier's sliding state and direction, and detect the skier's left and right calf facing bone and tongue respectively The pressure of the four pressure sensors in contact with the pressure curve collected by the four pressure sensors in contact with the tongue of the left and right calf of the skier. When the applied pressure exceeds the threshold and the preset time, then efficient. According to the force of the four pressure sensors in contact with the tongue of the skier's left and right calf, the skier's skiing state and skiing direction are matched to determine the skier's skiing state and skiing direction. The invention simultaneously proposes a sliding state and a sliding direction detection and control method.

The invention discloses a method for producing tube-top jackets through waste trousers. The demands for textiles are daily increased in the whole world, and accordingly a lot of textile waste is generated. The method comprises the steps that a thread of an inner side seam of a left trouser leg between the crotch and the inner side of the left crus part of the waste trousers is detached, and a thread of an inner side seam of the left trouser leg between the crotch and the inner side of the right crus part is detached; 2, edge covering is conducted on the detached inner side seam; 3, the waste trousers are reversely placed, and then a waist opening of the waste trousers sleeves a dress form; 4, the crotch of the waste trousers is fixed to the center of the chest of the dress form; 5, the inner side of the left thigh and the inner side of the right thigh are placed on the right oxter and left oxter of the dress form respectively; 6, the position of the inner side of the right crus and theposition of the inner side of the left crus are adjusted and fixed, and the jackets are obtained; 7, fixation between the crotch and the center of the chest of the dress form is detached. According to the method, the waste trousers are processed through a simple three-dimensional cutting method, and the two kinds of tube-top jackets different in model are obtained.

The invention relates to a massage chair frame, in particular to a massage chair frame used for controlling the adjustment of a calf rack. The massage chair rack comprises a backrest rack, a calf rack, a fixing rack, a backrest rack rotation control mechanism, a calf rack stretch control mechanism and a calf rack rotation control mechanism, wherein the calf rack stretch control mechanism comprises an electric calf rack stretch push rod, a box-shaped rotating rack, a left connecting rod, a right connecting rod, a left calf rack support rod and a right calf rack support rod, and the calf rack rotation control mechanism comprises an electric calf rack adjustment push rod and a calf ejector rod. The purpose is to design a massage chair frame which can adjust the angle of the calf rack and also can control the storage of the calf rack. When compared with the prior art, the massage chair frame not only saves the occupied space of the massage chair and improves the appearance conciseness andutilization applicability of the massage chair, but also has the advantages of large calf rack adjustment angle, convenience and good stability and the like.

The present invention provides a lower limb structure of multiple degrees of freedom for a biped robot, including a waist, a thigh, a lower leg, a foot. The thigh comprises a right thigh and a left thigh and the lower leg comprises a right lower leg and a left lower leg. The foot comprises a right foot and a left foot. The waist consists of a right hip joint and a left hip joint, which are connected by a waist connection board. The right hip joint and the left hip joint, the right thigh and the left thigh, the right lower leg and the left lower leg and the right foot and the left foot are symmetrical. The hip joint is connected with the thigh by a hook hinge and two connecting rods. The thigh and the lower leg are connected by a knee joint connecting rod and a knee joint shaft. The lower leg has a parallel connection with the foot via the hook hinge and two anklebone connecting rods. With the advantage of multiple degrees of freedom, the present invention can furthest realize the humanoid walking of the biped robot. The present invention has the advantages of simple structure, clear principle, economy, practicality, big carrying capacity, compact structure, low cost, small design difficult and strong feasibility, which meets the requirement of the structural design of biped robot.