15 results about "Fine motor" patented technology

An eating utensil that prevents food from dropping during loss of fine motor control by way of a retractable cover is disclosed. The head of the eating utensil is operatively associated with the retractable cover so that the latter is movable relative to the former between an open configuration and a closed configuration preventing food from spilling from the head of the utensil regardless of the head's orientation. An actuated arm engages both the utensil head and an elastic membrane of the retractable cover to effectuate selective control between the open and closed configurations. The actuated arm is operatively associated with system circuitry and electronics housed in a handle of the eating utensil, whereby the user can control power to the retractable cover.

The invention provides a fine motor imagery method and system based on hand motion parameter variation, the fine motor imagery method based on hand motion parameter variation can be applied to a cerebral apoplexy rehabilitation experiment / training system, the system comprises an electroencephalogram acquisition device, a motion capture device, a first computer, a second computer and a bearing platform, the fine motion imagination method based on the hand motion parameter change comprises the following steps: S1, building a high-precision motion capture and electroencephalogram synchronous acquisition experiment platform; S2, carrying out a speed-single parameter fine motion task; and S3, carrying out a speed-direction double-vector parameter fine motion task. Based on the fine motion tasks of different motion parameters, the degree of freedom of the motion imagination task is increased, the available normal form of the motion imagination task is expanded, and the brain coding and decoding rule of the vector space motion intention rich in direction, speed and other information can be further understood by adopting the speed-direction fine motion intention experimental design scheme.

The invention discloses an intelligent control auxiliary finger device for fine finger exercise training, and relates to the technical field of hand exercise training, the intelligent control auxiliary finger device comprises a base and a wrist frame fixedly arranged on the base, and an auxiliary assembly for multi-mode cooperative composite training is arranged in the wrist frame; a supporting frame used for supporting the wrist of a user is arranged at the movable end of the auxiliary assembly, a frame plate is arranged on the supporting frame, a training assembly is arranged in the frame plate, the movable end of the training assembly is provided with four first fingerstalls and a second fingerstall which are used for being arranged on the four fingers and the thumb in a sleeving mode, and a sponge ball used for hot compress of the palm of the patient is arranged on the frame plate. At least one pressing plate which is pushed by a user to trigger the training assembly is arranged in the auxiliary assembly, three training modes are integrated, three-dimensional space composite training of wrist rotation, palm pitching and finger grabbing is combined, the training is directly benchmarked with complex actions in daily life, and the functional value of rehabilitation is improved.

A computer-based education system and method for teaching a user with fine motor coordination impairment to recognize characters. Software residing on a user computing device includes first code containing characters displayable on the display and second code containing sounds playable on the speaker, each of the sounds corresponding to at least one of the characters. The software causes the user computing device to: display at least a portion of the characters in a spaced-apart arrangement each at least at a minimum size with at least a minimum space provided between the displayed characters, the minimum size and the minimum space being large enough to enable user selection by the user with fine motor coordination impairment of one of the characters using substantially only gross motor movements; and play on the speaker the sound that corresponds to the character selected by the user.

A system and method for identifying the presence of an occupant in a vehicle. The system includes a first sensor positioned within a seating area of a seat and having a corresponding sensitive zone passing through the seating area vertically, and a second sensor positioned within a back rest area of the seat and having a corresponding sensitive zone passing through a chest area of an occupant horizontally. The first sensor is adapted to sense coarse movements adjacent to and farther from the sensor while the second sensor is adapted to capture both coarse and finer movements, such as breathing and heartbeats.

This invention discloses a fine motor imagery decoding system based on PINN and multimodal fusion. The system employs a fine motor imagery decoding method based on PINN and multimodal fusion, and includes a multimodal physiological signal synchronous acquisition module, a data preprocessing and correlation analysis module, a dual-stream decoding network module, a physical manifold constraint layer module, an adaptive gradient balance optimization module, and a classification decision module. By deeply embedding biophysical mechanisms into a deep learning framework, this invention addresses the ill-posedness of the source localization inverse problem, overcomes overfitting in small-sample scenarios, and significantly improves the decoding accuracy, robustness, and physiological interpretability of fine hand movements.

The utility model discloses an integrated control type electric-hydraulic pusher, relates to the technical field of electric-hydraulic pushers, and aims to solve the problems that the motion control precision is low, only simple reciprocating control can be realized, and the requirement on fine motion is difficult to meet; the utility model relates to an integrated control type electro-hydraulic push rod which solves the problems that in the prior art, an existing electro-hydraulic push rod is in an integrated control mode, a multi-push-rod control mode lags behind, a centralized control mode is adopted, independent control and real-time fine adjustment capacity on a single push rod are lacked, and system flexibility and adaptability to environmental factors are limited, and the integrated control type electro-hydraulic push rod comprises a power unit, an oil cylinder and an integrated valve group, and the oil cylinder is located between the power unit and the integrated valve group; the integrated valve group is connected with the oil cylinder through an oil pipe; the integrated valve set further comprises an integrated valve block, a semicircular groove matched with the oil cylinder in shape is formed in one side of the integrated valve block, and a first port P and a first port T which are used for being connected with a power unit are formed in the other side of the integrated valve block, so that the electric-hydraulic push rod can conveniently and rapidly control input and output. And detected real-time data such as pressure, temperature, displacement and the like are output to the display screen.

The utility model provides a hand-brain coordination training device, and relates to the technical field of hand-brain coordination training, the device comprises a device body, the front side of the device body is provided with a touch screen; a first training module used for training finger strength and bending degree and a second training module used for training fingers to do fine movement are installed on the back face of the device body. A main board is installed in the device body, and the touch screen, the first training module and the second training module are connected with the main board. According to the technical scheme, the touch screen on the front face of the device body is matched with the first training module and the second training module on the back face of the device body, so that hand-brain coordination flexible training is achieved, and the purpose of improving hand-brain coordination cognition is achieved.

The invention discloses a fine exercise assessment and rehabilitation system and method based on a mixed reality technology. The system comprises a mixed reality glasses module used for data acquisition and data analysis and providing interaction and feedback functions at the same time; the arm motion capture module is used for collecting motion data of the arm; a depth camera is arranged in the mixed reality glasses module, and a real scene data acquisition module, a virtual-real registration module, a hand data acquisition module, a hand posture recognition module, a real-time tracking module, a key node detection module, an evaluation and analysis module, a display and interaction module, a teaching module and a multi-mode feedback module are further arranged in the mixed reality glasses module. By means of the mixed reality technology, in combination with precise posture tracking, visual multi-mode guiding and optimized interactive design for the cognitive impairment patient, automatic and gamified evaluation and auxiliary rehabilitation of the fine movement ability of the upper limbs and the hands are achieved.

A playful and therapeutic device for the rehabilitation of fine manual motor skills; specifically for the rehabilitation of patients with rheumatic, traumatic and neurological pathologies who have fine motor sequelae in the wrist, palm and fingers of both hands; characterized by having a cultural theme related to the Guelaguetza of Oaxaca and by comprising a container with a lid and handle that will serve to store and transport other components such as a puzzle, cylindrical pieces with and without slots, cards and tweezers.The device facilitates playful and therapeutic activities for mental, sensory, and physical stimulation; such as placing and removing the lid of the container to perform pronation and supination movements and palmar grasp; assembling a puzzle to perform pronation and supination movements, palmar grasp, four-finger pinch, and visuo-manual coordination; fitting cylinders into holes to perform two-finger pinch, three-finger pinch, and visuo-manual coordination movements; inserting cards into slots to perform pronation and supination movements, two-finger pinch, and visuo-manual coordination; and hooking tweezers onto a surface to perform pronation and supination movements, two-finger pinch, and visuo-manual coordination.

Provided is a rotating device 100 capable of positioning a rotating member 102 at a target angle position with high accuracy. The rotating device 100 comprises a fine movement mechanism 109 that is provided with a base member 110 and a coarse movement mechanism 101 that is provided with a housing 104 and a rotating member 102 at least part of which is housed in the housing 104 and that is disposed on the base member 110. The rotating member 102 is capable of rotating about a rotating member axis 103 with respect to the housing 104, and the entire coarse movement mechanism 101 is capable of rotating about the rotating member axis 103 with respect to the base member 110.

In order to shorten the standby time of a fine-motion mechanism and effectively reduce vibration of the fine-motion mechanism, the present invention proposes a technique for controlling a fine-motion mechanism, comprising: setting the operating speed of the fine-motion mechanism during a first transition, which is a transition of the fine-motion mechanism from a first operating state to a second operating state different from the first operating state, and during a second transition, which is a transition from the second operating state to the first operating state, to a speed lower than the operating speed of the fine-motion mechanism in the first operating state and the second operating state by a period of time equivalent to (N - 1 / 2) cycles (N is a natural number) of the principal natural vibration of the fine-motion mechanism that occurs during the first transition or during the second transition; and causing the fine-motion mechanism to operate at the operating speed in the first operating state or the second operating state after the period of time equivalent to (N - 1 / 2) cycles has passed, and thus reducing vibration of the fine-motion mechanism that occurs during the first transition and during the second transition (see Fig. 2B).

A wheelchair having at least one force element that is elastically deformable, wherein deformation of the at least one force element becomes more and more intense with the application of increasing force, resulting in natural damping of the coupled-in force, which may be detected by a sensor such that the wheelchair according to the invention may be controlled in a targeted manner for fine movements as well as for faster, coarser movements.

An apparatus including a game for maintaining user's interest to extend the use of the game while developing fine motion control of the user. The game includes a removable maze placed upright adjacent the tailgate such that a gap is created between the maze and the tailgate. A transparent cover is placed on the upright maze, creating a second gap between the upright maze and the cover. A control member is located within the second gap and is used to guide the ball along a labyrinth path of the game. If a user fails, the ball drops from the upright maze and from a first gap between the maze and the tailgate. The first and second ball return devices may optionally be present at the top and bottom of the apparatus. The upright maze can be removed from the device and replaced with a different upright maze having a different maze path.

The utility model relates to the technical field of unmanned aerial vehicles, and provides a telescopic underwater unmanned aerial vehicle vector propulsion device. The propelling device is arranged on a vehicle body of the underwater unmanned aerial vehicle and comprises a telescopic mechanism, two underwater propellers, two hatch covers and two tilting mechanisms. Each hatch cover is fixed to one underwater thruster, and each underwater thruster is coupled to the output end of one tilting mechanism, so that each underwater thruster can rotate along with the output end of the coupled tilting mechanism. The tilting mechanism can enable the underwater propeller to rotate around the output axis of the tilting mechanism, so that the thrust direction of the underwater propeller can be adjusted as required. The propelling device can automatically stretch out of or retract into the unmanned aerial vehicle body according to the working requirements of the underwater unmanned aerial vehicle. When the underwater unmanned aerial vehicle needs to carry out fine movement, the propelling device automatically stretches out of the vehicle body, and support is provided for underwater movement of the underwater unmanned aerial vehicle.