251 results about "Forearm" patented technology

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.

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.

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.

[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 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 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.

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.

The invention provides a parallel bionic dexterous wrist structure and a bionic robot, the wrist structure comprises an arm end unit, a palm end unit, a constant velocity universal joint and a parallel joint driving unit, and the arm end unit is used for connecting a forearm of the bionic robot; the palm end unit is used for connecting a palm of the bionic robot; the constant velocity universal joint is connected between the arm end unit and the palm end unit; one end of the parallel joint driving unit is connected to the arm end unit, the other end of the parallel joint driving unit is connected to the palm end unit, and the parallel joint driving unit is used for driving the palm end unit to bend, stretch and deviate from the ulnar radius relative to the arm end unit, so that flexible posture adjustment of the palm is achieved. The flexible movement functionality of the wrist structure is considered, the reliability of the transmission process and the stability of the driving operation process are enhanced, the flexible movement of a human hand can be accurately simulated by the dexterous wrist structure, and therefore the performance of a robot mechanical arm is greatly improved.

The arm brace supports an injured arm during rehabilitation. The arm brace has a wrap member, an arm support member, and an arm sleeve member. The wrap member is secured around a hip and a thigh of a user. The arm support member is secured to a side of the wrap member with couplings including V straps. This configuration provides a platform structure that supports the arm sleeve that partially surrounds and protects the forearm. The arm brace does not require a shoulder strap, a neck strap for support and any other upper body supports. The brace provides a stable support structure that immobilizes the arm regardless of the position of the patient. The hand extends out from a front end of the brace so the user can perform activities such as eating, typing, and grasping.

Joint structure of an industrial robot, the industrial robot comprising the following: an upper arm (16); a forearm (22) with a forearm base (20) which is rotatably connected to the upper arm; a supply line (28) extending from a lateral side of the upper arm and being inserted into a lateral side of the forearm base; a first fastening element (44) that secures the supply line to an upper section of the lateral side of the upper arm; and a second fastening element (46) that secures the supply line to the lateral side of the forearm base, where the range of motion of the forearm in relation to the upper arm is variable, wherein the supply line has a length range corresponding to the range of motion of the forearm between the lateral side of the upper arm and the lateral side of the forearm base, and wherein the supply line (28) has a length section for adjusting the length range corresponding to a change in the range of motion of the forearm (22), wherein a receiving section (38 or 42) for receiving the length section of the supply line (28) is formed in the upper arm (16) and in the forearm (22), and the length section is received in or held by the upper arm or the base of the forearm.

A robotic lower arm assembly includes a forearm member, a hand member including a plurality of appendage members, a plurality of control cables coupled with the forearm member at first ends thereof and coupled with the plurality of appendage members at second ends thereof, a control cable of the plurality of control cables configured to apply a force to an appendage member of the plurality of appendage members to actuate the appendage member, and a wrist joint pivotably coupled with the forearm member and the hand member. The plurality of control cables is arranged in a first configuration at a forearm side of the wrist joint and is arranged in a second configuration different from the first configuration at a hand side of the wrist joint opposite the forearm side.

This application relates to the field of medical device technology, and in particular to an auxiliary traction device, including a support frame, a support assembly, a pulley assembly, a traction assembly, and a counterweight assembly. The support assembly supports the patient's upper arm; the traction assembly fixes the forearm; the counterweight assembly includes a counterweight box, a traction rope, a suspension plate, a counterweight block, a mounting frame, and a connecting member; the two ends of the traction rope are connected to the traction assembly and the suspension plate respectively via the pulley assembly; the mounting frame is fixed to the support frame, the counterweight box is fixed to the mounting frame, and has a first through hole and a second through hole; the counterweight block has a first connecting hole, the mounting frame has a second connecting hole, and the connecting member is detachably inserted into the aforementioned holes. The auxiliary traction device provided by this application allows for adjustment of the number of counterweight blocks on the suspension plate according to actual needs, thus enabling rapid adjustment of the traction weight on the patient's arm, significantly improving the speed at which medical personnel can adjust the traction weight on the patient's arm.

The invention belongs to the technical field of medical auxiliary supports, and particularly relates to an auxiliary support used for PICC puncture under ultrasonic guidance, the auxiliary support used for PICC puncture under ultrasonic guidance comprises an ultrasonic probe and a fixing bottom plate, a fixing mechanism is arranged above the fixing bottom plate, the fixing mechanism is used for restraining and fixing the forearm of a patient, and the fixing mechanism is used for fixing the forearm of the patient. A straightening mechanism is arranged between the fixing bottom plate and the fixing mechanism. The forearm of a patient is locked and fixed through the fixing mechanism, the situation that the arm of the patient rotates during puncture can be prevented, then the end, close to the elbow joint, of the forearm of the patient can be slightly tilted through the straightening mechanism, and therefore the whole arm of the patient can be passively in a straightened state; and in the process of puncturing the blood vessel on the upper arm of the patient, the arm of the patient is not easy to bend, and in the whole process, the upper arm of the patient is not pressed, so that the blood vessel on the upper arm of the patient can be fully exposed.

The application relates to the technical field of image processing, and provides a detection method and system for wrist arm positioning marks based on image processing, which solve the problems of high contour detection error rate caused by insufficient inhibition of environmental interference and false detection caused by parameter solidification. The method comprises the following steps: acquiring wrist arm operation parameters to generate a space constraint model; collecting visible light band and infrared band images of wrist arm positioning marks to generate multispectral enhanced images through fusion; based on the reflection characteristics of the positioning marks, combining weight distribution and feature aggregation of the space constraint model, acquiring an initial contour point set of the positioning marks and performing three-dimensional projection correction to generate a topological structure matched with the spatial posture of the wrist arm; and based on the verification result of the geometric distribution boundary of the topological structure and the space constraint model, generating the final detection coordinates of the positioning marks of the wrist arm. The application solves the problem of detection precision decline caused by complex environmental interference and mechanical deformation, and improves the robustness and accuracy of the positioning marks of the high-speed rail catenary wrist arm.

1. Name of the designed product: Forearm and joint of support arm (VERSACRANE-e type). 2. Use of the designed product: Component of VERSACRANE-e type support arm for positioning and fixing of surgical microscope (i.e. forearm and Heli-lock joint). 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.

The utility model relates to the technical field of rehabilitation medical instruments, in particular to a shoulder joint body side extorsion movement assist device which comprises a first fixing part, a second fixing part and a third fixing part. The first fixing piece is fixedly arranged; the second fixing piece is arranged on the upper arm of the patient and connected with the first fixing piece, the first fixing piece is used for limiting the second fixing piece to move in the direction away from the first fixing piece, and the second fixing piece can rotate relative to the first fixing piece; the third fixing part is arranged on the forearm of the patient, the third fixing part is perpendicular to the second fixing part so that the forearm of the patient can be kept perpendicular to the upper arm, and the third fixing part rotates around the axial direction of the second fixing part so that the forearm of the patient can rotate with the axial direction of the upper arm as the rotation center. According to the rehabilitation training device, through connection of the first fixing piece and the second fixing piece, the upper arms of the patient are prevented from being away from the trunk, the second fixing piece and the third fixing piece are perpendicularly arranged, the elbows are prevented from being gradually straightened when the shoulders rotate outwards, and the rehabilitation training effect of the patient is improved.

A brace for treating / preventing carpal tunnel injury including a body having a proximal end and a distal end defining s longitudinal direction, the body including a forearm support at the body proximal end, a wrist support coupled to the forearm support by a neck portion, the wrist support comprising a first palmar strap support, a first member and a second member extending from the wrist support in the longitudinal direction towards the distal end, a distal palmar support, a proximal palmar aperture, a palm band having a second palmar strap support, and a palmar strap, extending between a proximal end attached to the first palmar strap support to a distal end, the palmar strap configured to extend across a portion of the back of the hand and over a purlicue of the hand, the distal end of the palmar strap configured to removably attach to the distal palmar support.