13 results about "Forearm muscle" patented technology

The invention belongs to the technical field of wearable exoskeletons, and particularly relates to a forearm power assisting device, a forearm power assisting method and an upper limb power assisting system. The forearm power assisting device comprises an angle transmission mechanism, an angle amplification mechanism, an elastic energy storage mechanism and a tension output mechanism; wherein the buckling angle of the front arm is transmitted through the angle transmission mechanism, and after the buckling angle is amplified through the angle amplification mechanism, the elastic energy storage mechanism is driven, so that the flexible traction cable outputs pulling force linked with the buckling angle of the front arm. The forearm power assisting device is a system based on the pure mechanical transmission and energy storage principle, forearm flexion and extension angle changes can be directly converted into self-adaptive tension linked with the forearm flexion and extension angle changes, and therefore forearm muscle fatigue in long-time fine operation can be effectively relieved without an external power source.

The estimation device comprises: an acquisition unit acquiring first a detection result obtained by a first sensor and a second detection result obtained by a second sensor, the first sensor being provided away from a palm side portion of a hand of a worker and detecting a first physical quantity related to bending of a finger of the worker, the second sensor being mounted on a forearm portion of the worker and detecting a second physical quantity related to a movement of muscle in the forearm portion; and an estimation unit estimating a finger force generated in the finger using the first detection result and the second detection result.

The utility model discloses a nursing device for preventing bedridden old people from disability in the technical field of old people disability nursing, which comprises a nursing frame, two support rods are fixedly arranged in the nursing frame, the side surfaces of the two support rods are movably sleeved with a movable frame, the front side of the movable frame is fixedly provided with a handle, and the handle is fixedly connected with the movable frame. First compressed springs are fixedly arranged on the left side and the right side of the supporting rod, one end of each first compressed spring is fixedly matched with the side face of the moving frame, two moving grooves are formed in the rear side of the moving frame, and stretching pieces are arranged in the moving grooves in a sliding mode. The left hand and the right hand of the patient are put on the upper pull handles, the rest four fingers of the left hand and the right hand sleeve the two pull handles, then the forearm muscle group and the palm of the patient exert force, the pull handles with two pull handles as a group are squeezed towards the middle, the tension spring is stretched, the second compression spring is squeezed, the palm and the forearm muscle group of the patient are exercised, and the exercising effect on the patient is good.

The invention relates to an elbow brace (10) for relieving radial and / or ulnar forearm muscles (12, 14) of a patient, comprising at least one shell element (16) for medial and / or lateral arrangement on the forearm of the patient; at least one strap element (18) for fastening the at least one shell element (16) to the forearm of the patient; at least one pad (42) arranged in a defined manner on the at least one shell element (16) with at least one rib (54) extending along a rib axis (52), wherein the pad (42) can be arranged in a defined first configuration in which the pad (42) can be arranged on the radial forearm muscles (12), and a defined second configuration in which the pad (42) can be arranged on the ulnar forearm muscles (14).

This invention relates to the field of medical device technology and discloses a rehabilitation exercise device for preventing muscle atrophy. The device includes an elastic locking bandage that can be strapped to the periphery of a rod structure, a pressure-controlled damping mechanism, and a movable driven mechanism. Its structure includes a piston plate placed on an outer hollow tube and capable of moving axially along the outer hollow tube; a second helical spring capable of returning the piston plate to its upward position; a loop-shaped grip rod located directly below the outer hollow tube and capable of driving the piston plate; and a spherical airbag installed at the horizontal part of the loop-shaped grip rod and in an inflated state. This rehabilitation exercise device for preventing muscle atrophy utilizes the gripping motion to generate pneumatic damping, thereby exercising the patient's forearm muscles. Furthermore, through elastic stretching and gas flow restriction, it provides damping for the bending of the forearm and upper arm, thus exercising the patient's forearm and upper arm and preventing muscle atrophy.

The utility model discloses an orthopedic joint rehabilitation training device, which is applied to the technical field of medical instruments and can effectively improve the movement range of elbow joints, enhance the coordination of elbow and forearm muscles and promote blood circulation around the joints through controllable bending and unbending actions. Joint stiffness and soft tissue adhesion can be prevented through regular movement, and meanwhile the hand grabbing capacity is enhanced in combination with the holding action; due to the design of adjustable holding distance, arm lengths of different patients can be accurately adapted, and it is ensured that a hand holding point is aligned with the axis of a shoulder and wrist joint during elbow joint flexion and extension training; muscle strength levels of different rehabilitation stages of a patient cannot be matched due to fixed training intensity, so that joint injury is caused by overlarge early load or muscle activation is delayed due to insufficient later load.

The present application belongs to the technical field of muscle strength training and evaluation system, and discloses a kind of forearm muscle strength training and evaluation system, method, forearm muscle strength training device includes resistance adjusting assembly, handle and shell, for forearm muscle strength training;Forearm muscle strength evaluation system includes static torque sensor, signal transmitter, single-chip microcomputer, display screen, button, speaker, static torque sensor, signal transmitter, display screen, speaker, button and single-chip microcomputer are electrically connected, for the data of forearm muscle strength training device is collected, and the collected data is analyzed and evaluated.The present application can quickly switch between muscle strength training and muscle strength evaluation, which helps patients or athletes to understand the strength level and muscle strength development balance of their forearm muscles in time, in addition, targeted training plan can be adjusted according to data feedback, which helps to improve forearm strength level and joint stability, and helps to discover potential sports risks in time.

The application discloses a wearable sleeve and a gesture recognition method thereof. The wearable sleeve comprises a sleeve body and a plurality of micro-tube sensors arranged on the sleeve body. Each micro-tube sensor comprises a micro-tube and a pair of wires. Both ends of the micro-tube are sealed and contain a conductive liquid inside. Each pair of wires is drawn from both ends of the micro-tube and electrically connected with the conductive liquid. The micro-tube of each micro-tube sensor covers a respective forearm muscle area. The muscles of the covered single or multiple muscle areas are used to control gesture actions. The application also provides a gesture recognition method based on the wearable sleeve. The sleeve body is worn on the forearm of a subject so that each micro-tube sensor is attached to a respective covered forearm muscle area. The resistance signals conducted by the pair of wires of each micro-tube sensor are collected, and the gestures of the subject are recognized based on the combination of the collected resistance signals. The above scheme can improve the accuracy of gesture recognition.

The invention relates to an elbow brace (10) for relieving radial and / or ulnar forearm muscles (12, 14) of a patient, comprising at least one shell element (16) for medial and / or lateral arrangement on the patient's forearm; at least one strap element (18) for attaching the at least one shell element (16) to the patient's forearm; at least one pad (42) arranged in a defined manner on the at least one shell element (16) with at least one rib (54) extending along a rib axis (52), wherein the pad (42) can be arranged in a defined first configuration in which the pad (42) can be arranged on the radial forearm muscles (12), and a defined second configuration in which the pad (42) can be arranged on the ulnar forearm muscles (14).

The system appropriately detects the strength of the worker's fingers while suppressing interference with the worker's work caused by the sensor. [Solution] The estimation device comprises an acquisition unit which acquires a first detection result from a first sensor that is provided away from the palm side of the worker's hand and detects a first physical quantity related to the flexion of the worker's fingers, and a second detection result from a second sensor that is attached to the worker's forearm and detects a second physical quantity related to the movement of the forearm muscles, and an estimation unit which uses the first detection result and the second detection result to estimate the finger force generated in the fingers.

Active wrist brace for guiding and relieving musculotendinous pain at the elbow (epicondylar and epitrochlear) and wrist. The invention relates to a new type of wrist brace that relieves pressure on the forearm muscles and their tendon insertions at the elbow and wrist. Due to repetitive movements, the tendons of the elbow and wrist become inflamed, resulting in tendinitis. The wrist is responsible for this elbow condition. This brace will preferably consist of a flexible sleeve (1) covering the wrist and perforated for the thumb (2). One or more dorsal tunnels (3) (3') will be arranged on this flexible sleeve (1). One or more tunnels (3) (3') will be located on the palmar side of the sleeve (1). One or more flexible elastic strips (5) will be placed in these palmar and dorsal tunnels (3) or tunnels (3').

The utility model relates to the technical field of fitness equipment, and discloses a portable forearm comprehensive training device which comprises two mounting mechanisms, a training mechanism is arranged between the two mounting mechanisms, grip mechanisms are arranged on the two sides of the training mechanism, the mounting mechanisms are used for providing mounting positions, and the grip mechanisms are used for holding the training mechanism. The mounting mechanism comprises a G-shaped frame, one side of the G-shaped frame is in threaded connection with a bolt, the inner side of the bolt is rotationally connected with a rotating circular plate, the side, away from the bolt, of the outer portion of the G-shaped frame is in threaded connection with a positioning screw rod, and the positioning screw rod is in threaded connection with the lower end of the G-shaped frame. The side, away from the rotating circular plate, of the G-shaped frame is fixedly connected with a mounting column. According to the forearm comprehensive training device, two different training modes are achieved through cooperation of the two training mechanisms and the grip mechanism, meanwhile, forward bending, backward stretching and rotation of the wrist joint can be achieved when the forearm muscle group contracts, the forearm muscle group can be exercised in all directions, and the practicability of the forearm comprehensive training device is improved.