34 results about "Wrist exercises" patented technology

A shoulder exercise bar intended for use with hemiplegic patients is provided which maintains a patient's hands in proper position during shoulder exercises and may also be used for elbow and wrist exercises. The shoulder exercise bar includes a crossbar which is adjustable in length to fit a particular patient. A plurality of handles are provided at each end of the crossbar to be grasped by the patient demonstrating weakness. One of the handles is angularly offset at each end with respect to a longitudinal axis defined by the crossbar and provides for versatile strengthening and stretching exercises for the patient. The orientation of the handles also encourages self resisted or isotonic strengthening exercises.

The combination limb and abdominal exerciser of the present invention has a first torsional spring coupled between two rods of a set of pivotally connected rod members, such that the expansion or compression of the first torsional spring provides an exercise resistance when the two rods are moved outward away from or moved inward closer to each other by an external force, and the two rods return by the resilience of the first torsional spring when the external force is released, so as to help a user to exercise the upper limbs or exercise the lower limbs. Furthermore, a handle can be axially disposed at the end of each of the two rods, and a second torsional spring is disposed between each handle and the corresponding rod. The user can hold the handles and make the rods to rotate with respect to each other for wrist exercise.

A wrist exercise includes a casing rotatably receiving a rotor therein. The casing defines slots that are aligned in pair. The rotor has axially aligned rotation shafts respectively and rotatably received in holes defined in the casing for rotatably supporting the rotor inside the casing. A drive roller is mounted to one of the rotation shafts. A drive bar is partially and movable received in the casing through the aligned slots to drivingly engage the drive roller whereby by forcibly pulling the drive bar out of the casing, the drive roller is caused to drive an initial rotation of the rotor with a high rotational speed.

An exercise tool is provided to ensure a good degree of freedom in the direction of movement of the wrists and allows the magnitude of the load applied to the wrists during the exercise to be changed easily so as to enable more effective strengthening of the deep muscles. The exercise tool has a first rod body 10 and a second rod body 20 which are rotatable in opposite directions and also movable away from each other against the biasing force of a coil spring 70. Ring-shaped latch portions 71 and 72 provided at respective ends of the coil spring 70 are removably latched by first and second elastic-member latch bodies 50 and 60, respectively, so that the coil spring 70 can readily be replaced with another coil spring 70 having a different elastic force, thereby facilitating changing the magnitude of the load applied during the wrist exercise.

A wrist exercise includes a casing composed of upper and lower casing members mating each other to form a hollow sphere, a retention ring fixed between the upper and lower casing members, a rotor rotatably supported inside the casing by the retention ring. Cavities are formed in opposite sides of the rotor and are each divided into chambers by partitions fixed in the cavities. Holes are defined in an outside surface of the rotor and are in communication with the chambers, whereby, in operation of the wrist exerciser, the rotor is rotated and high-speed airflows are caused between the holes and the chambers due to centrifugal forces induced by the rotation of the rotor, which airflows generate sounds, thereby effecting sound generation of the wrist exerciser.

A device that exercises a wrist of a user by converting a pivotal motion into a linear motion. The device includes a base, a pair of pivoting assemblies, a pair of resistance assemblies, and a grip. The base is placed on a support surface. The pair of pivoting assemblies extend upwardly from the base and are spaced apart from each other to have the wrist of the user placed therebetween. The pair of resistance assemblies depend from the pair of pivoting assemblies, respectively, to the base. The grip extends from one pivoting assembly to the other pivoting assembly and is gripped by a hand of the user, and when pivoted downwardly by the hand of the user, the pair of pivoting assemblies pivot downwardly which in turn causes the pair of resistance assemblies to extend linearly upwardly and provide a resistance, and in doing so, converts the pivotal motion into the linear motion.

The invention discloses an office chair convenient for wrist exercising. The office chair comprises a base, a rubber layer is arranged on the lower end face of the base, a lifting column is fixed to the middle of the upper end of the base, and a sitting plate is fixed to the output end of the lifting column. A back plate is arranged on the right side of the sitting plate, two armrest plates are arranged on the two side faces of the sitting plate respectively, and the armrest plates are fixedly connected with the sitting plate through connecting blocks. Exercising mechanisms are arranged on thearmrest plates, each exercising mechanism comprises a mounting cavity formed in the corresponding armrest plate, an upper sealing plate is arranged at the upper end of each mounting cavity, a mounting opening is formed in each upper sealing plate, and a movable rotating plate is arranged on each mounting opening cooperatively. The office chair is simple and reasonable in structure, the office chair is improved, therefore, people can exercise the wrists and arm power conveniently, the defects of an existing device are eliminated, and high practicality is achieved.

The invention discloses a postoperative breast cancer rehabilitation device. The device comprises a base, wherein the top of the base is fixedly connected with a mounting plate, the left and right sides of the mounting plate are provided with upper limb practice assemblies respectively, the portion, located under the upper limb practice assemblies, of the front face of the mounting plate is provided with a preliminary practice assembly, the base is provided with a lifting assembly, the lifting assembly is provided with a seat assembly, each upper limb practice assembly comprises a groove, andthe tops and bottoms of the inner surfaces of the grooves are communicated with mounting grooves respectively. The postoperative breast cancer rehabilitation device has the advantages that the upper limbs and shoulders of a patient all can be moved, and the air pressure can be adjusted through a pressure adjusting assembly according to the recovery condition of the patient, by matching different pressures to the patients with different recovery degrees, the use is more convenient, the recovery of the patient is facilitated, and the fist making and wrist exercises of the patient shortly after an operation are facilitated, a seat is also arranged, and the seat can be adjusted in height.

The invention relates to an exercise tool, more specifically an arm exercising tool, comprising a fixing mechanism, an angle adjusting mechanism, an arm exercising mechanism, a wrist exercising adjusting mechanism and a grip strength exercising mechanism, wherein the device can exercise the arm strength, and is suitable for people with different arm thicknesses, can adjust the exercise strength, can exercise the strength of the wrist, can exercise the grip strength, and has various exercise modes, and can be adjusted and used according to needs. The angle regulating mechanism has two angles, two angle regulating mechanisms are movably connected, the angle regulating mechanism is fixed with a fixed mechanism, both ends of the arm exercise mechanism are movably connected with the angle regulating mechanism, the wrist exercise regulating mechanism is connected with the angle regulating mechanism, and the grip strength exercising mechanism is installed on the wrist exercise regulating mechanism.

A wrist exerciser that uses nested semi spheres to work the wrists. It has an outer bowl-shaped housing that can be mounted to a wall, or can he held by the user using a special glove. A second bowl-shaped device called the pendulum has a handle in the center and fits within the housing. A third member called a pressure bowl is fitted into the outer housing. The pressure bowl has an open bottom to let pendulum handle pass through the bottom of the pressure bowl. The user tightens the pressure bowl down to increase the tightness of the pendulum within the outer housing. A user can mount the device on a wall or grip the bottom of the outer bowl. Then, the user holds the handle on the pendulum and rotates the pendulum around the outer housing, back and forth in any desired direction to work the wrist.

A forearm and wrist exercise device includes a base frame, a handle rod, a driver wheel, a driven yoke, a driven wheel and an adjustable tensioner. The base frame is attached to a stationary object, such as a wall. The handle rod extends from the driver wheel and the handle rod is pivotally retained by the base frame. One end of the driven yoke is pivotally retained by the base frame and the driven wheel is pivotally retained by the other end thereof. The driven wheel is forced against the driver wheel with the adjustable tensioner. A second embodiment of the forearm and wrist exercise device includes a base frame, a handle rod, a driver wheel, a tension belt and an adjustable tensioner. A third embodiment of the forearm and wrist exercise device includes a base frame, a hydraulic pump, a hydraulic flow valve and a pair of extension shafts.

A wrist exerciser with a handle and multiple hold positions includes a first exercise ball body and a handle. The first exercise ball body has a first opening, a rotor, and a first hold position for driving the rotor to rotate. The first opening is disposed at a side of the first exercise ball body. The rotor is disposed inside the first exercise ball body. The handle is connected to the other side of the first exercise ball body where the first opening is disposed. The handle is coaxially corresponding to the first opening, and has a second hold position for driving the rotor to rotate, so as to provide multiple hold modes for a user to carry out wrist exercise modes of different postures, thereby increasing interests and enhancing comprehensiveness of forearm muscle exercises.

A forearm and wrist exercise device includes a base frame, a handle rod, a driver wheel, a driven yoke, a driven wheel and an adjustable tensioner. The base frame is attached to a stationary object, such as a wall. The handle rod extends from the driver wheel and the handle rod is pivotally retained by the base frame. The driven wheel is forced against the driver wheel. A second embodiment of the forearm and wrist exercise device includes a base frame, a handle rod, a driver wheel, a tension belt and an adjustable tensioner. A third embodiment of the forearm and wrist exercise device includes a base frame, a hydraulic pump, a hydraulic flow valve and a pair of extension shafts. A fourth embodiment of the forearm and wrist exercise device includes a base frame, a handle rod, a driver gear, a driven gear, a flywheel and an electromagnet.

The invention discloses a wrist exercising device for rehabilitation. The wrist exercising device comprises a protective outer shell, wherein a fixed block is fixedly connected to the center of the interior of the protective outer shell, connecting threads are arranged at the left end and the right end of the inner wall of the protective outer shell, fixed metal sheets are in threaded connection with the left side and the right side of the fixed block, and elastic components are fixedly connected to the outer surfaces of the fixed metal sheets. The wrist exercising device for rehabilitation Isprovided with the protective outer shell, and the fixed block is arranged in the protective outer shell, the fixed metal sheets and the elastic components are connected, meanwhile, a connecting coveris clamped at the other end of each elastic component, so that the elastic components can be completely protected, during rehabilitation training, even if the wrist exercising device slips out of thehand, the elastic components can be retracted into the protective outer shell under the action of elastic forces, the length of the whole wrist exercising device is shortened instantaneously, damagecaused by throwing the wrist exercising device onto the body is avoided, and the effect of preventing the wrist exercising device from hurting a user is achieved.

The invention provides a multi-DOF (multiple degrees of freedom) wrist exercise rehabilitation device and belongs to the technical field of medical appliances. The multi-DOF wrist exercise rehabilitation device comprises a transmission device, a rocking lever, a steering gear, a first stepping motor, a second stepping motor, a Y-shaped member, a belt pulley device and a bottom plate, wherein the rocking lever is in linkage with the first stepping motor and is used for achieving the palmar flexion / dorsal flexion of a wrist; an output shaft of the steering gear is connected with a hand supporting plate through a rotating member, does reciprocating rotation, drives the hand supporting plate to move and is used for achieving the adduction / abduction of the wrist; and the belt pulley device is connected with an output shaft of the second stepping motor, an output shaft of the belt pulley device is movably connected with the Y-shaped member through a bearing, the Y-shaped member is movably connected with the transmission device, and thus, the belt pulley device drives the transmission device to do reciprocating rotation in a certain angle range and is used for achieving the introversion / extroversion of the wrist. The device provided by the invention is simple in structure, low in cost and convenient in household mounting, and three kinds of exercise motion modes are combined, so thata better exercise effect is achieved.

The invention provides a wrist exercise exerciser which is characterized by comprising an arm piece, a magnetic contact piece and a magnetic hand piece. A forearm is limited or restrained by the arm piece, so that a certain distance or angle is kept between a palm and the magnetic contact piece; when a user holds or wears the magnetic hand piece to do wrist swinging action under the limitation orconstraint of the arm piece, the magnetic force area on the magnetic hand piece can be in contact with or separated from the magnetic force area on the magnetic contact piece. The load of wrist swinging is enhanced through magnetic acting force, and the wrist movement function and strength are exercised.

The invention discloses a wrist rehabilitation device. The wrist rehabilitation device comprises a fixed table, a swivel chair, two forearm fixing parts, two docking parts, two warning parts, and twowrist exercise parts. The fixed table is fixed on the ground, the swivel chair is placed at one end of the fixed table, the two forearm fixing parts are symmetrically arranged at the end, near the swivel chair, of the desktop of the fixed table, the two docking parts are symmetrically arranged at the end, far from the swivel chair, of the desktop of the fixed table,two forearm fixing parts are respectively connected with the two docking parts through the two warning parts, one end of two wrist exercise parts is respectively set on two docking parts, and the two wrist exercise parts are respectively located in the two warning parts. With the help of a wrist exercise device, the forearms are fixed for wrist exercise, the waist exercise is more targeted, in the process of exercise, the wristexercise device bumps on the warning parts and makes a sound, and so that patients can judge whether the action is in place by the sound, swing ropes can be replaced by swing ropes with different specifications and materials to match with adjustable warning parts, and the wrist exercise intensity is adjustable.

The invention discloses a rehabilitation exercise speed calculation model parameter identification method based on a particle swarm optimization algorithm, and relates to a model parameter identification strategy for detecting rehabilitation exercise speed by using portable exercise parameter measurement equipment. Firstly, a walking speed model containing unknown parameters is established; secondly, an optimization algorithm objective function is established; and finally, the target function is optimized by using a particle swarm optimization algorithm to obtain optimal model parameters. Thewrist wearing type exercise measuring equipment is introduced to measure rehabilitation exercise parameters, and compared with foot wearing, convenience is brought to trainees. According to the rehabilitation exercise speed calculation model parameter identification method based on the particle swarm optimization algorithm, a wrist exercise and walking speed relation model is established, and a training speed calculation method is provided for wrist-worn exercise measurement equipment. And meanwhile, model parameter identification is carried out by utilizing a particle swarm optimization algorithm, so that an accurate and rapid model parameter solving method is provided for a wrist movement and walking speed relation model.

The invention relates to the field of fitness equipment, and specifically relates to a wrist exercising device. The invention provides an exercising device for a single person to exercise hand wrestling, and the device is a device which uses resistance of a spring to exercise arm strength. The device is simple in structure and safe in operation. Training frequently makes an arm has sufficient physical training. The device is convenient to disassemble and assemble, and saves space.