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247 results about "Upper limb girdle" patented technology

The pectoral girdles are to the upper limbs as the pelvic girdle is to the lower limbs; the girdles are the parts of the appendicular skeleton that anchor the appendages to the axial skeleton.

Exoskeletal upper limb rehabilitation training robot

PendingCN106924013ASatisfy the need for degrees of freedomReduce stressChiropractic devicesRotational axisRight upper limb
The invention discloses an exoskeletal upper limb rehabilitation training robot. The exoskeletal upper limb rehabilitation training robot comprises a base component, a shoulder girdle component, a shoulder joint component, an upper arm component and a forearm component. For the exoskeletal upper limb rehabilitation training robot, the shoulder girdle component can completely match the motion law of the human glenohumeral joint, and the demand for the freedom degree by the human upper limb during rehabilitation training in the three-dimensional space is satisfied. Due to the adoption of the configuration method of the freedom degree, the body of a patient and a chair can be fixed to a certain degree, meanwhile, the upper limb of the patient can tightly wear the mechanical arm, so that the body compensation during the training process is reduced, and the correct training movements are realized on the upper limb of the patient. By utilizing a rotating shaft deviation mechanism, a mechanical component is far away from the head of the patient, and thus the oppressing sensation of the patient is alleviated; by controlling the movement of the shoulder girdle component, the shoulder joint component, the upper arm component and the forearm component, the rapid switching of the initial wearing positions of the training modes of the left and right upper limbs of the exoskeletal upper limb rehabilitation training robot is realized, and the complicated regulation process of the existing robot is avoided.
Owner:SHANGHAI ZHUODAO MEDICAL TECH CO LTD

Exoskeleton-type shoulder girdle and upper limb synergistic rehabilitation robot

The invention relates to an exoskeleton-type shoulder girdle and upper limb synergistic rehabilitation robot which comprises wheels, an electric appliance cabinet, a displayer, a displayer bracket, a lifting column and an outward extending beam and further comprises an inward and outward rotating mechanism for shoulders, an outward-extending inward-contracting mechanism for the shoulders, a forward-bending rearward-extending mechanism for the shoulders, a length adjusting mechanism for upper arms, an inward and outward rotating mechanism for the upper arms, a bending and stretching mechanism for elbows, an inward and outward rotating mechanism for front arms, a length adjusting mechanism for the front arms, a bending and stretching mechanism for wrists, a grabbing mechanism for hands and a movement-assisting shoulder blade mechanism. The robot implements active or passive rehabilitation aiming at shoulder girdle muscular paralysis and upper limb paralysis and is supportive of conversion between left and right arms. The invention further aims to solve an important problem, namely a problem of discomfort of a patient due to limited movement range caused after conversion between left and right mechanical arms. To this end, a mechanical arm structure is designed to be in complete left-right symmetry along a central axis.
Owner:QINGDAO CENTURY JIECHUANG MEDI TECH CO LTD +1

Back analysis method of frictional characteristics of vehicle collision passenger constrained system based on injury evaluation

InactiveCN103310119AAccurate acquisition of friction characteristicsConvenient and effective indirect acquisition methodSpecial data processing applicationsFrictional coefficientSimulation
The invention discloses a back analysis method of frictional characteristics of a vehicle collision passenger constrained system based on injury evaluation. According to the method, based on establishing a direct problem simulation model of the vehicle passenger constrained system, vehicle collision experimental data is utilized for reverse calculation to determine the frictional parameters of the constrained system. The method takes the accelerated speed and injury evaluation indicators of all parts of a passenger acquired through simulating calculation, and a minimum error function through an experimental measurement response as objective functions, and adopts a proper optimized algorithm to perform iterative optimization on to-be-identified parameters. When the error between the calculation response and the measurement response is the minimum in the least-squares method, the frictional parameters of the constrained system can be acquired through reverse calculation. Through the adoption of the method, the actual frictional parameters of the constrained system during the vehicle collision process can be correctly and effectively acquired, the frictional parameters including the frictional coefficient between a shoulder girdle of a seat belt and the shoulder of a passenger, the frictional coefficient between the shoulder girdle of the seat belt and the chest of the passenger, and the frictional coefficient between the shoulder girdle of the seat belt and the belly of the passenger can not be determined according to a conventional method.
Owner:HUNAN UNIV

Dummy for simulation trunk load testing

ActiveCN104299501AReflect the characteristics of changes in biomechanical parametersEducational modelsClavicleLoad testing
The invention relates to a dummy for simulation trunk load testing. The dummy is characterized by comprising simulation skeletons and simulation soft tissues; the simulation skeletons include an axial skeleton, two symmetrically-arranged upper limbs and a lower limb; the axial skeleton comprises a skull, a spinal column, ribs, sternums and neck, shoulder and chest connecting pieces; the spinal column comprises a spinal column neck segment, a spinal column chest segment, a spinal column waist segment and a spinal column sacral segment; the ribs include two symmetrically-arranged first ribs, two symmetrically-arranged second ribs, two symmetrically-arranged third ribs, two symmetrically-arranged fourth ribs, two symmetrically-arranged fifth ribs, two symmetrically-arranged sixth ribs and two symmetrically-arranged seventh ribs; each upper limb comprises an upper limb girdle, humerus, radioulna, carpometacarpus, phalanxes, an adduction and abduction shaft, an elbow shaft and a wrist shaft; each upper limb girdle comprises a clavicle, a shoulder blade and a spina scapulae; each phalanx comprises a first phalanx body, a second phalanx body, a third phalanx body, a fourth phalanx body and a fifth phalanx body; the lower limb comprises a sacrum, two symmetrically-arranged hip bones, two closed holes, two thighbones and two installation fixing pieces; the simulation soft tissues comprise a head, a neck, a trunk, upper segments of thighs, the left upper limb and the right upper limb, and the head, the neck, the trunk and the upper segments of the thighs are wholly poured, curved and molded through silicone rubber. The dummy can be widely applied to various static or dynamic load testing processes.
Owner:THE QUARTERMASTER EQUIPMENT RESEARCH INSTITUTE OF THE GENERAL LOGISITIC DEPARTME
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