345 results about "Forearm" patented technology

An exoskeleton system comprising a leg actuator unit that is configured to be coupled to a leg of a user. The leg actuator unit includes: an upper arm and a lower arm that are rotatably coupled via a rotatable joint, the rotatable joint configured to be positioned at a knee of the user with the upper arm coupled about an upper-leg portion of the user above the knee and with the lower arm coupled about a lower-leg portion of the user below the knee. The upper arm is configured to be coupled to the upper-leg portion above the knee via a first set of couplers that includes a first upper-leg coupler, the lower arm is configured to be coupled to the lower-leg portion below the knee via a second set of couplers that includes one or more lower-leg couplers associated with a lower-leg brace, and an actuator extends between the upper arm and lower arm, the actuator configurable to move the upper arm and lower arm.

The invention provides a rigid-flexible coupling wrist rehabilitation robot which comprises an arm supporting unit and a wrist supporting unit, the arm supporting unit is matched with the forearm of a patient, the wrist supporting unit is matched with the palm of the patient, and an upper / lower elastic rope support and a left / right elastic rope support are installed on a connecting plate of the forearm supporting unit. An elastic rope connecting anchor point at the front end of the upper elastic rope support and an elastic rope connecting anchor point at the front end of the lower elastic rope support are connected with corresponding anchor points of the wrist supporting unit through three elastic ropes to form an integral tensioning structure, and four driving flexible ropes penetrate through Bowden wire pipes installed in the elastic rope supports to be connected to the corresponding anchor points of the wrist supporting unit. And the flexion / extension and radial deflection / ulnar deflection of the wrist joint are realized by traction and driving of the flexible cable. The open type wearable structure is convenient for a patient to wear, and the problems that a rigid wrist rehabilitation robot is not matched with the instant movement center when the wrist of the patient moves and the joint torque of a flexible wrist rehabilitation robot is insufficient are solved, so that the treatment effect of rehabilitation training on the patient is improved.

A bone fixator as disclosed herein includes at least one removable portion, and is particularly suitable for external fixation of the bones of the femur and tibia (knee joint), the tibia to the foot (ankle joint), the lower leg, the lower thigh, or the forearm and hand. Embodiments allow multiaxial, multiplanar movement, as well as procurvatum and recurvatum, on the anatomy to achieve optimal placement. Embodiments of the fixator includes four fixator joints, each of which is articulating with multiple degrees of freedom. Some fixator joint(s) include a linkage bar connectable to a multi-pin clamp having a quick connect mechanism. The multi-pin clamp is configured for fixation to a bone. Other fixator joint(s) may be connected to the multi-pin clamp in a semi-permanent or non-detachable manner. A telescoping rod assembly allows adjustment of the length of the fixator by a single individual.

An animal-waste collection apparatus includes an elongate shaft with adjustable length, a forearm-stabilising assembly at a proximal region, and a coupling assembly at a distal region. The coupling assembly provides multi-axis articulation between a first coupling element fixed to the shaft and a second coupling element borne by interchangeable attachment bodies. A first attachment body supplies a support structure defining a seat for a removable receptacle, and a second attachment body comprises opposing jaws movable between open and closed positions to retain a flexible bag. Each attachment body is interchangeably engageable with the coupling assembly through the second coupling element. The apparatus enables selective collection of liquid or solid waste while permitting ergonomic handling across varied user statures and physical abilities.

According to the various features, characteristics and embodiments of the present invention which will become apparent as the description thereof proceeds, the present invention provides reusable grip enhancing tubular members for the arm area, in particular sports sleeves for the arm and forearm, and reusable grip enhancing tubular members for the hand, in particular sports finger cots for the hand, and the uses thereof, and methods thereof, intended to increase the performance in arm and / or hand task activities.

A gameplay paddle with an ergonomic angled handle is disclosed. The angled game paddle handle allows for perfect straight-out extension of the forearm and wrist creating maximum reach and the greatest amount of hitting surface or better control of the ball.

A forearm exerciser is provided, including an exerciser body, wherein the exerciser body is of a cylindrical structure and includes a winding portion in the middle and grip portions symmetrically arranged at both ends of the winding portion. A suspension rope is connected to the winding portion, and an inner ring for allowing the rod body to pass through is formed at a central axis of the exerciser body, so as to ensure the training effect of the forearm and ensure the safe training of a trainee.

The utility model relates to the technical field of medical auxiliary devices, in particular to an auxiliary movement device for upper limb nursing after a mammary gland operation. The base is horizontally placed on a table board and surrounds the front side of the body of a patient, the upper arm moving assemblies are movably arranged on the left side and the right side of the base respectively and used for placing upper arms on the two sides respectively, and the forearm moving assemblies are rotationally arranged at the front ends of the two upper arm moving assemblies respectively and used for placing forearms on the two sides respectively. The sliding angle adjusting assemblies are arranged on the left side and the right side of the base correspondingly and used for limiting the moving angle range of the upper arm moving assemblies, and the rotating angle adjusting assemblies are arranged at the joints of the upper arm moving assemblies and the front arm moving assemblies on the same sides correspondingly and used for limiting the rotating angle range of the front arm moving assemblies on the corresponding sides. The device solves the problem that a patient cannot perform rehabilitation training accurately according to the movement amplitude guided by a doctor.

Disclosed is a device for total wrist fusion that includes (a) a first section, which is preferably a plate, that is positioned under the skin on top of the forearm, wrist and potentially part of the hand and connected to one or more of the radius or carpal bones, (b) a second section, which is preferably in the shape of an awl and is received in the cannula of the third metacarpal bone. Optionally, an anti-rotational third section may be included, which can connect to the top of the third metacarpal bone.

The utility model discloses an upper limb flexion and extension straight training device, which comprises a base, an overturning seat, a first supporting plate, a second supporting plate and a driving unit, the rear part of the overturning seat is rotatably connected with a lug boss above the base through a first rotating shaft, the first supporting plate is adjustably arranged on the overturning seat, the front end of the second supporting plate is movably connected with the base, and the driving unit is arranged on the overturning seat. The driving unit is arranged on the inner side of the base, the rear end is rotationally connected with the base, and the front end is rotationally connected with the overturning base. When the upper limb rehabilitation training device is used, a patient only needs to place the forearm on the first supporting plate and place the upper arm on the second supporting plate, then the driving unit drives the overturning base and the first supporting plate to overturn up and down, and therefore the bending and stretching straight movement of the upper limb is achieved, operation is easy and convenient, and the patient can independently complete training without assistance of other people; and therefore, the use convenience of the device is improved.

[Problem] During a lowering exercise according to the prior art, changes in upper-limb (forearm, elbow joint, and shoulder joint) movement are such that, since the rotation axis of a grip part is fixed in the vertical direction, the hand rotates around the vertical axis together with the grip part as the lowering exercise is executed, and the shoulder joint continues to internally rotate. As a result, the forearm keeps inclining forward, thereby restricting subsequent extension acceleration slightly rearward of the body. [Solution] Provided is a training machine with which training is performed by moving an arm unit against the weight of a back weight, the arm unit being connected to at least one back weight via a cable and vertically movable along a guide column. A grip part of the arm unit is configured to rotate around an axis substantially orthogonal to the guide column axis. A training machine can thus be provided which can accommodate changes in the inclination angle of the hand and does not restrict extension movement when the upper limb is extended while being lowered.

The present invention is a biarticular forearm support brace comprising a hand wrap, an arm wrap, vibrational motors, and EMG sensors. In the preferred embodiment of the present invention, the present invention further comprises medical-grade materials with elastic properties and a plurality of straps. The present invention takes the tension off the extensor muscles in the forearm by pulling the hand towards the elbow, replacing muscle function and allowing the extensor muscles in the forearm to be shortened while not being contracted.

To depict the actions and / or states of humans, animals, robots, etc., in a realistic or intriguing manner. [Solution] A wrist joint structure according to one embodiment comprises a plate-shaped projection 45 that protrudes from the base of the hand body 44 toward the forearm part 42, a palmar shaft portion 46 that protrudes from the projection 45 in the thickness direction of the projection 45, a joint shaft portion 47 that is pivotably connected to the palmar shaft portion 46, and a connecting projection 420 that protrudes from the tip portion 42E of the forearm part 42 toward the longitudinal direction of the forearm part 42, the connecting projection 420 having a forearm-side shaft support hole 421 that opens in a direction intersecting the longitudinal direction of the forearm part 42 and into which the joint shaft portion 47 is rotatably inserted.

1. Name of the product in this design: Integrated Hand Support (STM). 2. Purpose of this product design: To be placed under the wrist and forearm to protect the wrist and forearm and improve comfort. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application provides a kind of based on the tension whole wrist exoskeleton of cable drive, including battery pack and drive unit, first support exoskeleton is adapted to patient's forearm by wearing;Second support exoskeleton is adapted to patient's palm by wearing;Flexion and extension tensioning piece and ulnar and radial tensioning piece are sequentially threaded through first support exoskeleton and second support exoskeleton, when flexion part extends from first direction to flexion and extension drive part, extension part extends along second direction opposite to first direction, when ulnar deviation part extends from third direction to ulnar and radial drive part, radial deviation part extends along fourth direction opposite to third direction, flexion part, extension part, ulnar deviation part and radial deviation part are respectively matched with first support exoskeleton and second support exoskeleton to provide at least four direction degrees of freedom of wrist joint movement.The application can realize that patient wears conveniently and provides multiple degrees of freedom for wrist joint movement, and then improves the treatment effect of patient rehabilitation training.

The invention belongs to the technical field of medical auxiliary instruments. In order to solve the problems that when an existing device is used, the comfort degree is poor, and discomfort caused by the fact that the upper limbs of a patient are kept still for a long time cannot be relieved, the arm fixing device for radiotherapy positioning enhanced CT scanning comprises a mounting frame, a large arm fixing mechanism, a small arm fixing mechanism and a relieving mechanism; wherein the big arm fixing mechanism is respectively connected with the mounting frame and the small arm fixing mechanism, and the relieving mechanism is arranged on the small arm fixing mechanism; the height of the big arm fixing mechanism and the forearm fixing mechanism can be adjusted so as to be suitable for patients with different figures, and the relieving mechanism can drive the fingers of the patients to slightly move so as to avoid discomfort caused by the fact that the upper limbs of the patients keep still for a long time.

The application discloses a kind of fine-diameter pneumatic muscle driven elbow wrist joint flexible rehabilitation device, it is related to the technical field of rehabilitation robot, wearable rehabilitation equipment.It includes glove, wearing in the hand of human body;Elbow guard, wearing in the elbow of human body, is made of flexible fabric;Shoulder guard, wearing in the shoulder of human body, is made of flexible fabric;A pair of forearm fine-diameter pneumatic muscle bundle, setting in the front and back of forearm, one end is connected with glove, one end is connected with elbow guard;A pair of arm fine-diameter pneumatic muscle bundle, setting in the front and back of arm, one end is connected with elbow, the other end is connected with shoulder guard;Control system, the contraction and extension of forearm fine-diameter pneumatic muscle bundle and arm fine-diameter pneumatic muscle bundle are controlled, the data of elbow joint and wrist joint angle are acquired and handled.The application is convenient to wear, more conforming to human body, high comfort, good contraction performance, high compliance.

To provide an arm correction wearing tool and arm correction wear which can support the supination movement of the arm and easily correct the twisting of the arm. [Solution] The arm corrective wearing device 10 comprises an arm covering part 11 that covers at least from the shoulder to the elbow on one side, and an arm belt 12 that is disposed on the arm covering part 11 and extends from the shoulder to the front, passing through the muscle belly of the biceps brachii muscle and around the inside of the arm, passing through the muscle belly of the triceps brachii muscle and around the outside of the arm from the humerus side of the olecranon, and then extending along the proximal part of the radius of the forearm. The arm belt 12 supports the supination movement of the arm and supports part of the forearm while imitating the tendon of the biceps brachii muscle.

The utility model relates to a pressurizable arm bone fixing device which comprises a flexible pressurizable main body sleeved on an arm, an elbow fixing area and a wrist fixing area, wherein the elbow fixing area and the wrist fixing area are arranged at two ends of the flexible pressurizable main body; the flexible pressurizable main body comprises a first elastic fiber fabric layer, a second elastic fiber fabric layer arranged on the inner side of the first elastic fiber fabric layer, and a pressurizable interlayer arranged between the first elastic fiber fabric layer and the second elastic fiber fabric layer, and the second elastic fiber fabric layer is in contact with the forearm part of a user; a gel pad is detachably adhered to the inner side of the second elastic fiber fabric layer, and the gel pad is used for pressing type protection of wounds on the arms. Compared with the prior art, through the combination of the first elastic fiber fabric layer and the second elastic fiber fabric layer and the addition of the detachable gel pad, the device not only can provide uniform pressure distribution and reduce postoperative swelling and pain, but also can carry out effective pressing type protection on a wound and promote the healing process.

The invention relates to the field of treatment instruments, and discloses a pressure-adjustable breast cancer postoperative lymphedema wearable treatment device which comprises a tail end positioning mechanism located on a shoulder circumference sleeve frame, a second damping hydraulic part and an extending hinge frame are matched and used for fixing the forearm area of a patient, and the straight state of the arm is guaranteed; the pressing and limiting mechanism is located on the shoulder circumference sleeve frame and is matched with the big arm opposed frame, the double-helix screw and the limiting sleeve to form a multi-direction pressing structure for the big arm edema part of the patient; the pressing driving mechanism is located on the shoulder circumference sleeve frame and matched with a fixed shaft structure of the limiting sleeve, the oppositely-arranged parallel channels, the embedded ring frame and the inward-extending sliding frame. Through the independent air bag structure of the forearm ring sleeve and the attached arc plate, automatic inflation and deflation are achieved according to the perimeter of the limb, postoperative limb swelling changes are adapted, basic mechanical pressure is provided through radial movement of the inward-extending sliding frame, pressure distribution is finely adjusted through air bag filling, and compression blind areas are eliminated.

Systems and methods for generating a finite element model (FEM) of current flow in an anatomical human forearm are disclosed. The disclosed FEM may assist in determining optimal stimulation parameters in electrical stimulation systems for achieving movement of paralyzed limbs or enhancement of able limbs. This model will allow users to determine which muscle groups are receiving stimulation under different parameters. Systems and methods which leverage electrical impedance tomography (EIT) for autonomous recalibration following garment donning are also disclosed. The method may comprise performing an EIT measurement across an electrode array of an electrode garment and constructing an anatomical model based on the EIT measurement. Next, one or more alignment variations may be estimated based on an alignment variation model. Finally, the electrode array is adjusted, automatically or manually, to accommodate the alignment variations using an alignment adjustment function.

The utility model discloses a robot's elbow joint structure and robot, the utility model is used to connect upper arm part and forearm part, and one end of upper arm part is fixedly connected with two parallel connecting lug no.

The utility model provides an angle-adjustable upper limb fixing brace which comprises an upper arm fixing plate, a forearm fixing plate, a hand fixing plate, an elbow adjusting joint and a wrist adjusting joint, and the elbow adjusting joint comprises a first connecting plate, a second connecting plate and a chuck; the wrist adjusting joint comprises a movable hinge and a fixing plate, the movable hinge and the fixing plate are arranged in parallel, the upper ends of the movable hinge and the fixing plate are fixedly connected with the bottom of the forearm fixing plate, the lower ends of the movable hinge and the fixing plate are fixedly connected with the bottom of the hand fixing plate, the palm faces upwards after fixing, and the fixing plate is detachable. The elbow joint supporting tool has the advantages that a patient can do normal movement of the elbow joint while wearing the supporting tool, so that movement limitation possibly brought by a traditional supporting tool is avoided, rehabilitation efficiency is improved, and complications such as joint stiffness and amyotrophy possibly caused by long-time wearing of the traditional supporting tool are avoided.

The utility model relates to the technical field of wrist arthroscopic surgery traction frames, in particular to a wrist arthroscopic surgery traction frame which comprises a fixing frame, a lead screw is arranged at the bottom of the fixing frame in a threaded mode, the upper end of the lead screw penetrates through the fixing frame and is rotationally provided with a fixing plate, and an auxiliary assembly is arranged on the base face of the fixing frame. An auxiliary assembly is arranged on the traction frame, an adjusting sleeve is arranged on the upper side of the auxiliary assembly, an adjusting seat is arranged at the upper end of the adjusting sleeve, an adjusting rod is arranged in the adjusting sleeve in a sliding mode, and an adjusting cap is arranged at the upper end of the adjusting seat in a threaded mode. The forearm of a patient can be fixed in the auxiliary plate through the fixing belt, and the auxiliary plate can be driven to move by rotating the threaded rod, so that the position of the auxiliary plate can be adjusted according to needs, the forearm of the patient can be better fixed, operation of an operation is better facilitated, and the whole device is simple in structure, convenient to operate and higher in practicability.

This invention discloses a protective garment for epicondylitis of the humerus based on an antibacterial and thermally conductive composite material, belonging to the field of medical protective gear technology. It includes a forearm support and an upper arm support, which are rotatably connected by an adjusting mechanism. The upper arm and forearm sleeves are 3D printed using an antibacterial and thermally conductive composite material, which comprises a polylactic acid matrix, a graphene oxide-silver nanoparticle-carbon nanotube ternary composite filler, and phase change microcapsules, with a thermal conductivity of 1.5-4.0 W·m. ‑1 ·K ‑1 With an antibacterial rate of ≥95%, it solves the problems of poor thermal conductivity, lack of antibacterial properties, and uneven heat therapy in existing protective gear.

The utility model relates to the technical field of forearm positioning tools, in particular to a forearm neutral position fixing device which comprises a supporting part, a holding assembly is arranged at one end of the supporting part in a sliding mode, a bandage is connected to the top of the supporting part, the supporting part comprises a bottom plate, arc-shaped plates are installed on the two sides of the bottom plate, and an inserting hole is formed in one end of the bottom plate. The holding assembly comprises a sliding plate, the sliding plate is matched with the inserting hole in an inserted mode and locked and fixed through a locking bolt, and a handheld part is installed on the top of the sliding plate. According to the forearm neutral position fixing device, due to the sliding fit design of the supporting component and the holding assembly, a user can flexibly adjust the holding position according to self requirements, stable fixing is achieved through the locking bolt, and it is ensured that the forearm is always kept in the neutral position in the moving process. In addition, the bottom plate ensures that the device is firm and durable; and the pad effectively relieves skin discomfort and pressure pain caused by long-time wearing.

The invention provides a puncture device for a pharmaceutical injection test, and relates to the technical field of medical experiments, the puncture device comprises a base mechanism, the base mechanism is fixed on a forearm of a non-human primate experiment body through a first medical adhesive tape and a second medical adhesive tape, and the base mechanism is fixedly provided with an injection tube through a locking mechanism; a middle connecting pipe is installed at one end of the injection pipe, a separation non-return hose is inserted into the end, away from the injection pipe, of the middle connecting pipe, and a needle mechanism is fixedly installed at the end, away from the middle connecting pipe, of the separation non-return hose. Through the cooperation of the base mechanism, the first medical adhesive tape, the second medical adhesive tape and the silica gel pad, comfortable and stable attachment of the device to the forearm of an experimental body is achieved, pulling caused by animal movement is effectively resisted, and through rigid locking of a threaded inclined plate and a fastening nut of the locking mechanism to an injection tube clamping convex ball, the clamping convex ball can be locked more firmly. And the reliability of connection between the infusion tube and the middle connecting tube is further ensured.

The invention relates to the technical field of medical apparatus and instruments, in particular to multifunctional forearm hematoma compression equipment for cardiology department patients after coronary angiography, which comprises a base, a first supporting seat, a second supporting seat and the like, and the base is provided with the first supporting seat and the second supporting seat which are respectively used for supporting a forearm and an upper arm; the first supporting base and the second supporting base are each provided with an arc-shaped bearing plate with the concave middle, the ends of the bearing plates are each provided with an elastic fixing band, and the ends of the fixing bands are detachably connected with the bearing plates through buckles. The forearm of a patient is pressed by arranging the height-adjustable sleeve with the elastic piece, the effect of conveniently adjusting the pressing force and improving the experience of the patient is achieved, meanwhile, by arranging the buckle structure at the end of the fixing band, the fixing band can be conveniently tightened and loosened, then an ice bag can be conveniently used for cold compress, and the use effect is good. The forearm pressure of the patient is reduced, and hematoma enlargement is avoided.

Orthopaedic immobilizers 100 that help in infliction relief, healing and rehabilitation and allow restrictive operative movements. These include bicep unit 130, forearm unit 140, full arm unit 150, formed by connecting bicep unit 130 with the forearm unit 140 with the help of a rotor unit 116 and ankle unit 160. The immobilizers 100 consist of two separate independent parts-first part 102 and the second part 104 that are locked together by locking means that facilitates tightening or loosening around the anatomy of body part where it is used for. The parts 102, 104 have a plurality of slots for the locking means 106 on the edge surfaces and they consist of plurality of breathable openings 114 that allow for the observations and examination without any need to open or slit the immobilizer 100 and they have a medical grade foam padding on the internal lining.

The utility model discloses a wearable exoskeleton device, and relates to the technical field of exoskeletons. Comprising a back supporting follow-up plate, shoulder straps are arranged at the two ends of the front side of the back supporting follow-up plate, lower limb exoskeleton mechanisms are arranged on the two sides of the bottom of the back supporting follow-up plate, electric shoulder joints are arranged on the two sides of the back supporting follow-up plate, the electric elbow joints are movably connected with upper arm supports, and the electric elbow joints are installed at one ends of the upper arm supports. The electric elbow joint is movably connected with a forearm support, and a forearm binding belt is arranged on the forearm support. According to the wearable exoskeleton device, when the wearable exoskeleton device is worn, the electric shoulder joints are located below the armpits, the upper arm supports and the forearm supports are located below the arms, the electric shoulder joints and the upper arm supports can cooperate with each other to support the shoulders, the spine bearing is reduced, meanwhile, the back supporting random plate is matched with the shoulder straps, the waist can be supported to a certain degree, and the wearable exoskeleton device is convenient to use. The pressure of the weight of the upper body on the lumbar vertebra is reduced, and the device is suitable for people with spine weakness and hand weakness.