# US 11,992,449 B2 · Hand motion detection device and control method, rehabilitation device and autonomous control system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,992,449 B2 - Document ID: US11992449B2 - Status: Granted - Kind: B2 - Application number: 18/355,066 - Filed: 2023-07-19 - Published: 2023-11-16 - Granted: 2024-05-28 - Earliest claimed: 2021-01-22 - Assignees: Shanghai Siyi Intelligent Technology Co.,Ltd. - Applicants: Shanghai Siyi Intelligent Technology Co., Ltd. - Inventors: Ganggang Yin; Wudong Wang; Zhongzhe Chen - Web page: https://patentgrep.com/patent/US11992449B2 ## CPC - A61B 5/1116: {Determining posture transitions} - A61H 1/0288: {Fingers} - A61B 5/1118: {Determining activity level} - A61B 5/1125: {Grasping motions of hands} - A61B 5/6802: {Sensor mounted on worn items} - A61H 2201/0157: portable - A61H 2201/12: Driving means - A61H 2201/1238: with hydraulic or pneumatic drive - A61H 2201/1409: Hydraulic or pneumatic means - A61H 2201/1638: Holding means therefor - A61H 2201/165: Wearable interfaces - A61H 2201/5005: for controlling frequency distribution, modulation or interference of a driving signal - A61H 2201/5056: pneumatically controlled - A61H 2201/5058: Sensors or detectors - A61H 2201/5061: Force sensors - A61H 2201/5069: Angle sensors - A61H 2201/5071: Pressure sensors - A61H 2205/067: Fingers - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) - A61H: PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY (electrotherapy, magnetotherapy, radiation therapy or ultrasound therapy A61N) ## Abstract A hand motion detection device includes a motion detection portion on a finger joint of a first hand. The motion detection portion is configured to generate detection information for feedback of finger joint movement during a stretching movement and a flexion movement of a finger of the first hand so that the motion detection portion can generate in real time the detection information for feedback of the finger joint movement during the stretching movement and the flexion movement of the finger of the first hand. The motion detection portion is connected to a control portion and configured for transmitting the detection information to the control portion, which is adapted to generate an execution instruction according to the detection information so that real-time and accurate acquisition of finger joint motion information of the first hand and timely transmission of the detection information to the control portion can be achieved. ## Claims ### Claim 1 A hand motion detection device comprising: a motion detection portion adapted to be arranged on a finger joint of a first hand and configured for generating detection information for feedback of finger joint movement during a stretching movement and a flexion movement of a finger of the first hand, the motion detection portion being connected to a control portion, the motion detection portion configured for transmitting the detection information to the control portion, and the control portion adapted to generate an execution instruction according to the detection information, wherein the motion detection portion comprises a first detection unit and a second detection unit adapted to be arranged separately; wherein the first detection unit comprises a first conductive adhesive layer, the second detection unit comprises a second conductive adhesive layer, the first conductive adhesive layer and the second conductive adhesive layer are respectively arranged on opposite inner side walls of an elastic housing and spaced apart from each other so as to define a void space where no element is accommodated therein at a non-flexion state, and when the finger joint of the first hand is in a flexion state, a bottom face of the first conductive adhesive layer is configured to abut against an upper face of the second conductive adhesive layer to generate the detection information. ### Claim 2 (depends on 1) The hand motion detection device according to claim 1, wherein the motion detection portion is adapted to be provided across at least one finger joint, and the detection information is generated during a stretching movement and a flexion movement of the at least one finger joint. ### Claim 3 (depends on 1) The hand motion detection device according to claim 1, wherein the motion detection portion is adapted to be provided on at least one finger of the first hand, and a single finger is provided with at least one motion detection portion. ### Claim 4 (depends on 1) The hand motion detection device according to claim 1, wherein several motion detection portions is adapted to be provided on the finger joint. ### Claim 5 (depends on 1) The hand motion detection device according to claim 1, further comprising a wearable portion, the wearable portion being in a shape of a glove and comprising a finger portion, and the motion detection portion is arranged on the finger portion. ### Claim 6 (depends on 5) The hand motion detection device according to claim 5, wherein the finger portion is provided with an accommodating portion, and the motion detection portion is arranged within the accommodating portion. ### Claim 7 (depends on 5) The hand motion detection device according to claim 5, wherein the motion detection portion is fixed to the finger portion by any one of glue, a hook and loop fastener, a magnet, a stitch, a buckle, a finger cuff and a strap. ### Claim 8 (depends on 1) The hand motion detection device according to claim 1, wherein the first conductive adhesive layer and the second conductive adhesive layer are made of conductive adhesive. ### Claim 9 (depends on 1) The hand motion detection device according to claim 1, wherein each of the first conductive adhesive layer and the second conductive adhesive layer comprises a conductive adhesive and a wire embedded in the conductive adhesive. ### Claim 10 (depends on 9) The hand motion detection device according to claim 9, wherein the control portion and the motion detection portion are electrically connected by the wire. ### Claim 11 (depends on 8) The hand motion detection device according to claim 8, wherein one end of the elastic housing is further provided with a conductive element, upper and lower end faces of the conductive element are respectively in contact with the first conductive adhesive layer and the second conductive adhesive layer, and the control portion and the motion detection portion are electrically connected by the conductive element. ### Claim 12 (depends on 1) A control method of the hand motion detection device according to claim 1, the method comprising: S1, generating, by the motion detection portion, detection information for feedback of finger joint motion during a stretching movement and a flexion movement of a finger of a first hand, and transmitting the detection information to the control portion; and S2, generating, by the control portion, the execution instruction according to the detection information. ### Claim 13 (depends on 1) A rehabilitation device comprising the hand motion detection device adapted for collecting detection information according to claim 1, wherein the rehabilitation device further comprises an air pressure regulating assembly and a wearable training portion, the wearable training portion is provided with a pneumatic adjustable component that is adapted to expand and contract freely, and the air pressure regulating assembly is connected to the pneumatic adjustable component that is adapted to expand and contract freely; and the air pressure regulating assembly is connected to the control portion, and the control portion is configured for controlling the air pressure regulating assembly to regulate air pressure in the pneumatic adjustable component that is adapted to expand and contract freely according to the detection information, such that the wearable training portion is changed between a flexion condition and a stretching condition to achieve hand mirror training of a second hand.