519 results about "Hand wrist" patented technology

The disclosure presents a humanoid robot with an upper region (head, torso, arms with forearm assemblies, end effectors), lower region (legs), and connecting central region. Each end effector features index, middle, ring, little finger, and thumb assemblies attached to a housing of said end effector. The housing includes interior wall extents creating spaces for tendon routing, where the first distance between first and second wall extents is less than 45% of the second distance between third and fourth wall extents. Tendons controlling finger movements pass between these wall extents. The robot incorporates a wrist assembly connecting the housing of the end effector to the forearm, actuators housed in the forearm that control the tendons, and a carpal tunnel-like structure that guides tendons from forearm to base of the housing, enabling precise hand movements without requiring actuators in the hand itself.

A wrist brace, accommodating right and left hands, includes: a casing, pull tab, elastic members, center stay, and thumb stay. The casing includes: first and second thumb sockets, respectively usable for right and left thumbs, positioned symmetrically about the casing's center axis; and first and second elongated pockets, each formed parallel to the center axis, extending between the respective thumb socket and distal end of the casing. A third elongated pocket, centered on the center axis, extends between proximal and distal ends of the casing. The elastic securing members pass through holes on one side of the casing, with respective first ends fixedly secured to the pull tab, and respective second ends fixedly secured to another side of the casing. A center stay occupies the third pocket. A thumb stay is received within either of the first and second elongated pockets for respective use on the right and left hands.

The invention discloses a minimally invasive surgical instrument, and belongs to the technical field of medical instruments, the minimally invasive surgical instrument comprises a tail end tool, an operating part, a power transmission part and a connecting part, the connecting part comprises a linear part connected with the tail end tool, a bending part connected with the operating part and a spherical pair mechanism used for connecting the linear part and the bending part; the inner side of the spherical pair mechanism is provided with an inner path for smooth transition of a jaw wire, the spherical pair mechanism is provided with a rotary limiting shaft and a locking assembly, the rotary limiting shaft is configured to enable the bent part to do pitching rotation action relative to the linear part, the locking assembly comprises a locking unit and a control unit, and the locking unit is configured to provide locking force for the spherical pair mechanism. The control unit is a locking wire for connecting the locking unit and the locking operation part, and the locking operation part is reversely interlocked with the spherical pair mechanism. By adjusting the angle between the linear part and the bent part, the wrist of a doctor is located at a comfortable moving position, so that the flexibility of the wrist in the operation process is improved, and the fatigue feeling of the doctor is reduced.

Hand table device for surgeons including a rectangular, rigid platform having elevated edges running along each long side thereof. The elevated edges allow the surgeon and assistant to rest their arms / wrists to prevent fatigue of their arms and shoulders while also providing a solid foundation for the surgeon's arms / wrists during a delicate procedure. The edges further prevent instruments and fluids from exiting the surgery area. The rigid platform may include magnets which, along with secondary metallic articles, permit instruments, medical devices and a patient's body part to be secured or immobilized as needed. The hand table device may be disposable for one-time use only.

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 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 invention discloses an upper limb exoskeleton control method which comprises the steps that a monocular vision sensor is fixed to the wrist of a user, a lens faces the trunk of the user, and spatial position information of the wrist is collected; reversely calculating the pose of the sensor according to the feature points at the wrist by using an EPnP algorithm to obtain a rotation matrix and a translation vector; synchronously collecting surface electromyogram signals, and predicting intention through feature extraction and a classification model; performing time alignment on the visual data and the myoelectricity data, performing multi-modal fusion, and predicting the tail end position and speed at a future moment; mapping the three-dimensional motion to a two-dimensional plane, simplifying the three-dimensional motion into a two-link inverse kinematics problem, and analyzing to obtain a joint angle and an angular velocity; and the torque of the exoskeleton motor is adjusted in real time according to the joint angle, the angular speed and the electromyographic activation intensity. According to the upper limb exoskeleton control method, the vision sensor is reversely installed to the wrist and faces the body, and the problem that the monocular vision scale is uncertain is solved in the mode that monocular vision is added with kinematics constraint.

An external fixation K-wire clamp including an elongated channel arranged and configured to receive a K-wire. In some examples, the elongated channel is devoid of any predefined grooves so that a K-wire can be positioned anywhere along the length of the elongated channel and / or in various orientations. In addition, and / or alternatively, an exemplary method of use for treating a distal radius fracture is disclosed. The method enabling earlier hand / wrist therapeutics.

1. Name of the product in this design: Wrist Connector Plate. 2. Purpose of this design: This design is used as a connecting plate to connect the palm and wrist of a robotic arm. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model relates to an auxiliary device for preventing a wrist from pressure injury, which belongs to the technical field of medical instruments and comprises a placing plate, a soft cushion is placed on the top surface of the placing plate, a protective sleeve is fixedly sleeved on the peripheral wall of the placing plate, a mounting groove is arranged on the top surface of the placing plate, and a first secondary magic tape is fixedly connected in the mounting groove. A receding groove is formed in the bottom face of the soft cushion, a first female hook-and-loop fastener is fixedly connected into the receding groove, two positioning holes are formed in the top face of the containing plate, two positioning rods are fixedly connected to the bottom face of the soft cushion, and one end of each positioning rod extends into the corresponding positioning hole. According to the auxiliary device for preventing the pressure injury to the wrist, under the action of the soft cushion, the wrist is protected, the pressure injury to the wrist is avoided as much as possible, the protection effect is improved, the soft cushion is conveniently fixed through attachment between the first mother hook-and-loop fastener and the first child hook-and-loop fastener, and medical staff can conveniently disassemble and assemble the soft cushion.

A wrist joint (100) for a surgical instrument (160) having a proximal end (164), a distal end (166), an end effector (102) mounted at the distal end and (166) at least one actuation tendon (108a, 108b) for actuating the end effector (102) The wrist joint (100) comprises proximal and distal parts (110, 120) having respective proximal and distal rolling surfaces (112, 122), wherein respective axes (114, 124) extend through the proximal and distal parts (110, 120) centrally with respect to the associated rolling surfaces (112, 122). The distal part (120) is rotatably coupled to the proximal part (110) with the proximal and distal rolling surfaces (112, 122) able to roll against one another. Proximal and distal guiding assemblies (130, 132) are mounted to the proximal and distal parts (110, 120) respectively. Respective guiding surfaces (131, 133) of the proximal and distal guiding assemblies (130, 132) are configured to guide the at least one actuation tendon (108a, 108b) therebetween as the at least one actuation tendon (108a, 108b) extends from the proximal end (164) to the end effector (102), thereby decoupling actuation of the end effector (102) from wrist movement.

The present application relates to a kind of hand type hemostatic clamp, including first holder and second holder, the first holder and second holder are movably connected, the inner side of the first holder and the inner side of second holder form the clamping area for being fitted to the surface of wrist, the inner side surface of the first holder is equipped with the compression component for pressing the bleeding point, the inner side surface of the second holder is equipped with the support component that can move;In the present application, the cooperation between compression component and support component is used to simulate hand configuration, disperse the support point on second holder, will not cause hand back or wrist congestion and other symptoms, jointly constitute a three-dimensional stable compression support positioning space, patient when using, entire hemostatic clamp is stable and does not move, improve the wearing experience of patient.

The invention relates to the technical field of piano practice auxiliary devices, and provides a wrist stability auxiliary training device which comprises a base, a sleeve seat is fixedly connected to the middle of the base, a supporting column is slidably connected to the top end of the inner side of the sleeve seat, a supporting seat is fixedly connected to the top of the supporting column, and a wrist lifting mechanism is arranged at the top of the supporting seat. The wrist lifting mechanism comprises a spherical hinge seat, a supporting rod is spherically hinged to the top end of the spherical hinge seat, a mounting seat is fixedly connected to the top of the supporting rod, a supporting plate is fixedly connected to the top of the mounting seat, a cover plate is hinged to one end of the supporting plate, a clamping block is fixedly connected to one end of the cover plate, a locking piece is arranged at the other end of the supporting plate, and a pressing piece is arranged on the inner side of the cover plate; a plurality of stabilizing pieces are arranged on the outer side of the mounting base. The homopolar magnetic repulsive force design of the electromagnet and the permanent magnet block is adopted, the pressure spring is combined, the wrist is allowed to do natural micro-amplitude movement within the preset range, and the problem that due to an existing tool, the freedom degree of the wrist is lost is solved.

1. Name of the designed product: mosquito repellent bracelet (magnetic). 2. Use of the designed product: the design is used for wearing on wrist or ankle. 3. Design points of the designed product: in the perspective view. 4. Picture or photo that best shows the design points: perspective view.

1. Name of the product in this design: Weighted wristband (Velcro). 2. Intended use of this design: This design is intended for wearing on the wrist or ankle during exercise. 3. The key design features of this product are its perspective view. 4. The image or photograph that best illustrates the design's key points: a 3D model.

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.

An exercise grip is disclosed. The exercise grip includes a protective portion and a wrist strap connected to a wrist end of the protective portion. The protective portion has a finger end in which three or four finger holes are defined. The protective portion also has a palm portion that extends from the finger holes to the wrist end. The protective portion varies in width from the wrist end to the finger end. The protective portion can be formed to cover an ulnar portion of a wrist when placed on a hand.

The application discloses a bone age prediction method and system based on a multi-modal large model and a computer readable storage medium, belongs to the technical field of artificial intelligence and medical image processing, and comprises the following steps: fusing a left-hand DR image and clinical indexes through an end-to-end mode, constructing a multi-modal large model fine-tuned according to a bone age field, and outputting image-observed description of each bone in a left-hand wrist and bone-by-bone structured results of maturity levels; calculating a total bone age value through a scoring rule of a bone age evaluation standard, and generating and outputting a bone age evaluation report containing the bone-by-bone image-observed description, the maturity levels and the total bone age value. The application solves the problems of insufficient utilization of clinical indexes, heavy report writing burden, easy hallucination of model output and insufficient compliance of bone age calculation in the prior art, improves the accuracy of bone age prediction, clinical compliance and evaluation efficiency, and can be widely applied to hospitals, primary medical institutions and children growth and development screening scenes.

The utility model relates to the technical field of medical instruments, and discloses a chemotherapy nursing vomiting stopping massager which comprises a shell and is characterized in that air bag protection bags are fixedly connected to the two sides of the shell, two air bags are fixedly connected to an inner cavity of each air bag protection bag, one end of the inner bottom wall of the shell is fixedly connected with a fixing plate, and the other end of the inner bottom wall of the shell is fixedly connected with the fixing plate. One end of the upper surface of the fixing plate is fixedly connected with a servo motor and a storage battery, the output end of the servo motor is fixedly connected with a transmission rod, the transmission rod is fixedly connected with a crank swing block device, the other end of the upper surface of the fixing plate is fixedly connected with a fixing rod, and the other end of the inner bottom wall of the shell is fixedly connected with an inflation valve. According to the chemotherapy nursing vomit-stopping massager, after a patient puts the forearm on the protective layer, aligns the wrist to the small cylinder and fixes the massager, the vomit-stopping massager can accurately, effectively and repeatedly massage the Neiguan point, and the vomit symptom of the patient is relieved.

This application discloses a three-dimensional posture corrector with wrist support function, belonging to the field of posture correction technology. In the embodiments of this application, by setting a transition surface or support part, it can be used to rest the wrist and / or elbow, providing sufficient support for the user's arm to improve the situation where the wrist and / or elbow are suspended or pressed against the side of the writing board, guiding the user's wrist to exert force correctly, thereby improving the comfort of using the writing board and improving the user's posture correction effect.

1. Name of the product in this design: Badminton racket wrist support device. 2. Purpose of this design: For shaping or correcting the wrist of a badminton racket. 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 utility model is suitable for the technical field of rehabilitation training gloves, and provides an auxiliary glove for rehabilitation training of encephalopathy. The male magic tape is sewn on the outer wall of one side of the wrist strap through a needle and a thread; the female magic tape is sewn on the outer wall of the other side of the wrist strap through a needle and a thread; the corrugated telescopic band is fixed at the top of the wrist band; the connecting belt is fixed at the top of the corrugated telescopic belt; the palm sleeve is fixed at the top of the connecting band; the fingerstalls and the palm center belt are integrally formed on the inner side wall of the palm sleeve, and the fingerstalls are located above the palm center belt; expansion and contraction of the first air bag and the second air bag are achieved by controlling inlet and outlet of air in the first air bag and the second air bag, angle adjustment of the wrist strap and the palm sleeve is achieved through pushing force and pulling force generated by deformation of the first air bag and the second air bag, and therefore wrist movement is controlled, and rehabilitation training of hand wrist joints is facilitated. Manual auxiliary training is not needed, and manpower is greatly saved.

A region extraction device acquires a first frame image and a second frame image which are continuous in time. The region extraction device acquires motion information indicating a region in which motion exists within the first frame image, based on the acquired first frame image and the second frame image. The region extraction device detects positions of an elbow and a wrist of a human body from a region in which motion exists indicated by the acquired motion information, based on the acquired first frame image. The region extraction device extracts a region corresponding to a portion of a hand side of the human body from the wrist from the region in which motion exists indicated by the acquired motion information, based on the detected positions.

1. Name of the product in this design: Wrist Support. 2. Purpose of this design: To support the wrist. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key features: a top view.

The invention relates to a sitting body forward bending action standard detection method, and belongs to the technical field of action standard detection, and the method comprises the steps: detecting left and right ankle coordinates, left and right knee coordinates, left and right hipbone coordinates, left and right shoulder coordinates, left and right elbow coordinates, left and right wrist coordinates, and hand tip coordinates of left and right hands of a person; when the 14 coordinates are detected, judging that the personnel has made preparation work, and starting to detect the forward bending action standard of the sitting body; 14 coordinates of each frame are recorded in the detection process; determining a completion score of each frame according to the hand tip coordinates of the left and right hands; judging whether the person completes the action according to the completion score of each frame, and obtaining a valid score or an invalid score; determining an upper limb termination score and a lower limb termination score of each frame, and determining a termination score of each frame according to the upper limb termination score and the lower limb termination score of each frame; and judging whether the action is illegal or not according to the termination score of each frame, and if the judgment result is that the action is illegal, terminating the assessment, and judging that the score is invalid.

The utility model discloses a robot wrist and a robot. The robot wrist comprises a forearm body, a wrist body and an autorotation driving mechanism. The rotation driving mechanism is used for driving the actuator to rotate around a J6 axis relative to the wrist body; and the rotation driving mechanism and the wrist body as a whole rotate around a J5 axis relative to the forearm body so as to drive the actuator to rotate around the J5 axis. The wrist body comprises a mounting cavity extending along the J6 axis, and the mounting cavity comprises a mounting cavity side wall perpendicular to the J6 axis. The autorotation driving mechanism comprises an autorotation motor and an autorotation speed reducer used for being connected with an actuator. The autorotation speed reducer is mounted on the outer side of the side wall of the mounting cavity. The rotation motor is directly installed on the inner side of the side wall of the installation cavity under the positioning effect of the positioning mechanism and located in the installation cavity. The motor shaft of the autorotation motor is connected with the autorotation speed reducer through the through hole in the side wall of the mounting cavity, so that the autorotation motor is high in mounting precision and simple to mount through combination of a positioning function and direct mounting.

The utility model discloses a somatosensory enhanced muscle engraving glove for strength training, which comprises a hollow surrounding body for surrounding a palm; the stress assembly is connected to the surrounding body, the stress assembly comprises a rigid plate and a connecting piece which are connected with each other, the connecting piece is used for being connected with the resistance output module, the rigid plate is connected with the connecting piece, and the rigid plate is used for allowing the palm to abut against and push force so as to conduct training through the load force output by the resistance output module. The rigid plate makes contact with the palm and serves as a platform for a user to exert force, and the connecting piece is used for being connected with an external resistance output module to ensure that resistance can be effectively transmitted in the training process. Therefore, through the arrangement of the rigid plate, the user can directly apply force with the palm, participation of joints such as fingers and wrists is reduced, training is more concentrated on a target muscle group, and the training accuracy and efficiency are improved.

1. The name of the design product: upper limb wrist rehabilitation robot. 2. The use of the design product: in the home or rehabilitation environment, active, passive, assisted, resistance, etc. Methods provide upper limb or wrist rehabilitation training for patients. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model discloses a medical protective fingerstall for liquid preparation, which belongs to the field of medical protective equipment, and comprises a thumb, an index finger, a jaw part and a wrist fixing part, the jaw part is respectively connected with the thumb and the index finger, the wrist fixing part is respectively connected with the root of the thumb, the root of the index finger and the tail end of the jaw part, and the thumb and the index finger are respectively connected with the thumb and the index finger. The fixing mode of the wrist fixing part is an adjustable hook-and-loop fastener bandage, the degree of tightness of the wrist can be easily adjusted, the product applicability is improved, the fingerstall is made of novel reinforced cloth composed of Kevlar fiber UD sheets and / or UHMWPE fiber UD sheets, the fingerstall is soft, light, cutting-resistant and puncture-resistant, the effect of protecting fingers of medical staff is achieved, the operation flexibility can be improved, and the safety of the medical staff is improved. Meanwhile, due to the fact that the novel reinforced cloth has the advantage of being high in durability, medical waste can be reduced, and environmental protection is facilitated.

The invention discloses a state recognition method and device, electronic equipment and a computer readable storage medium, and relates to the technical field of data processing.The method comprises the steps that when the wrist of a target user rotates, accumulated rotation angle information is calculated according to angular velocity information of wrist rotation, and calculating maximum continuous growth span information corresponding to the accumulated rotation angle information in the acquisition window according to a dual stack aggregation strategy, and determining rotation state information of the wrist of the target user according to the maximum continuous growth span information and an angle threshold value. According to the method, the calculation complexity of the maximum continuous increase span information is reduced, so that when the wrist rotation state information is identified and determined based on the maximum continuous increase span information, the identification efficiency of the wrist rotation state information can be improved, resource occupation is reduced, and the real-time performance is improved.