864 results about "Tactile sensation" patented technology

The invention relates to a tactile force feedback glove based on virtual reality and a rehabilitation training system. The tactile force feedback glove comprises a hand back skeleton, a palm flexible supporting piece and a finger feedback unit. The finger feedback unit comprises a driving assembly, a traction assembly and a tactile feedback assembly, and the driving assembly, the traction assembly and the tactile feedback assembly are sequentially connected in a rotatable mechanical mode. The traction assembly applies acting force to the finger in the mode that the traction assembly is locally attached to the back of the finger and does not affect the movement of all finger joints so as to control the bending action of the finger, and in response to instruction information of the control module, the tactile feedback assembly applies tactile information to the finger in the mode that the tactile feedback assembly can be attached to a film of the fingertip. Under the combined action of the traction assembly and the tactile feedback assembly, the fingers receive force feedback and tactile feedback related to physical characteristics of a grabbed object in the virtual reality space. According to the touch force feedback glove, the palm side faces of the fingers are not bound at all, and therefore the fatigue feeling of a user in the using process is relieved.

Described herein are wearable sensory stimulation and monitoring devices that can be worn around the back of the neck along and in contact with the spine. Apparatuses described herein stimulate one or more senses including auditory, tactile or olfactory. Apparatuses are also described that allow for sensing and monitoring of physiologic parameters such as heart rate, blood pressure and movement. The device also has features that allow for easy attachment or integration to articles worn on the head such as augmented reality and virtual reality accessories to provide visual stimulation and entertainment.

A tactile stimulation providing system includes: a tactile stimulation pattern generating apparatus for generating a tactile stimulation pattern through a user interface including a plurality of virtual actuators to which positions of a plurality of actuators are mapped; and a tactile stimulation providing apparatus including the plurality of actuators, the tactile stimulation providing apparatus driving the plurality of actuators according to the generated tactile stimulation pattern.

The invention relates to the technical field of robots. According to the touch sensing fingertip device, protection of a touch sensor in fine operation of a mechanical arm is achieved, and objects of sheet structures can be grabbed more accurately. Specifically, through the bionic fingernail part installed on the back side of the fingertip body, the protection part of the bionic fingernail part extends forwards and exceeds the highest point of the touch sensor, and a cantilever protection structure similar to a human fingernail is formed; the protection parts form a physical barrier (for example, the protection parts are preferentially contacted during grabbing) in a non-contact state by utilizing a reasonable coverage range of the bionic nail part, and meanwhile, when the protection parts are matched with fingers on the opposite side, the two corresponding protection parts can be matched to grab an object of a sheet-shaped structure; according to the design, the durability of the sensor in a complex environment is improved, and the accuracy of grabbing the sheet-shaped objects is improved.

The utility model discloses a tactile extremity structure and an artificial limb. The tactile extremity structure comprises a limb back structure; the limb abdomen structure is arranged on the limb back structure; the sensor is located between the limb back structure and the limb abdomen structure; the sensing target is arranged on the limb and abdomen structure; when the limb and abdomen structure deforms in a contact mode, the sensing target is driven to move and is sensed by the sensor. The sensor is located between the limb back structure and the limb belly structure, the sensing target is located on the limb belly structure and corresponds to the sensor in position, when the limb belly structure makes contact with other objects and deforms, the sensing target moves, the back sensor senses the movement, and therefore the limb end structure has touch sense and can sense contact. And the tactile extremity structure has a better simulation effect.

The invention relates to a vibrator array for generating tactile feedback and audio frequency, a method and application thereof, the vibrator array comprises an array main body part, the array main body part comprises at least two vibrators, and each vibrator can do reciprocating mechanical motion in one direction to generate vibration; each internal and external connection elastic sheet is connected with the corresponding vibrator and comprises a flat sheet body, an internal connection rib and an external connection rib; the supporting structural member is used for supporting the vibrator and the internal and external connecting elastic sheets; the signal transmission processing part is electrically connected with the vibrator; wherein the vibrator simultaneously realizes massage, vibration tactile feedback and audio playing functions through vibration, and the audio playing function is realized through two modes of air conduction and bone conduction; the integration of massage, vibration tactile feedback and audio playing functions is realized through the same vibrator unit; the vibrator array can generate clear vibration direction and directivity and provide more accurate tactile feedback.

The invention discloses artificial intelligence running equipment for physical training and relates to the field of treadmills, the artificial intelligence running equipment comprises a running platform, T-shaped sliding blocks are symmetrically arranged on the two sides of the running platform, T-shaped sliding grooves are formed in the outer wall of the running platform along the circumference, the two T-shaped sliding blocks are slidably connected with the T-shaped sliding grooves, and a support is arranged on the running platform; the support is composed of a first supporting rod, a second supporting rod and a transverse rod, the two T-shaped sliding blocks are fixedly connected with the outer walls of the bottoms of the first supporting rod and the second supporting rod respectively, a sliding rod is connected to the lower portion of the transverse rod, and a plurality of touch assemblies are distributed on the front face and the back face of the touch vest. The plurality of touch assemblies are used for the user to experience specific touch in the physical training simulation scene; the touch assemblies are reasonably distributed in the vest, and the airflow assemblies are arranged, so that when a user carries out physical training, training scenes in various complex environments can be simulated more truly, and the immersion feeling and the effect of training are effectively enhanced.

Embodiments of the inventive concepts disclosed herein are directed to an angular digital device for loss of distal joint extension. A device formed from a thin, rigid material shaped to fit the dorsal soft-tissue contour of the middle phalanx of a digit with one or more apex volarly angled distal projections which arise at the level of the distal interphalangeal joint and with a thin sling of material secured to the distal projection(s) by which the volar pad of the distal phalanx is supported in order to provide hyperextension of the distal joint of the digit while maintaining tactile function of the pad of the digit.

A door opener for a vehicle includes a housing; an operation lever attached to the housing such as to be rotatable around a rotation shaft between an initial position and a terminal position; a first switch configured to generate a control signal; a connector connected to a second switch that mechanically opens a door of a vehicle; a tactile sensation generating mechanism; and an elastic body that returns the operation lever. The first and second switch are turned off when a rotation angle of the operation lever is in a first angle range. When the rotation angle is in a second angle range, the first switch is turned on, a tactile sensation is generated by the tactile sensation generating mechanism, and the second switch remains turned off. When the rotation angle is in a third angle range, the second switch is turned on.

A method and apparatus to provide a multi-sensory bilateral stimulation (BLS) session to a user is described. The multi-sensory BLS session method is user-configurable to allow a user to address a factor such as a problem or a goal. The multi-sensory BLS session includes configurable visual bilateral stimuli and permits the user to select additional audio and / or tactile stimulation. The multi-sensory BLS session method is executable on a programmable device, such as a smartphone.

The invention provides virtual reality-based dance teaching equipment and a teaching method thereof, and the equipment comprises a VR module which is used for providing multi-view immersive visual experience; the motion capture module is used for capturing the joint angle of the dancer in real time and the limb track feedback module and is used for simulating the ground counter-acting force in dancing through vibration or pressure, enhancing motion perception and providing a touch prompt for motion correction; the virtual scene module is used for creating a dance virtual scene; and the action analysis module analyzes the joint action deviation based on multiple view angles, generates an instant score according to the joint angle deviation and the rhythm synchronization rate, and records historical data to generate a progress curve. According to the method, the problems of resource shortage, feedback lag and other pain points in traditional dance teaching are solved, efficient, personalized and interesting dance learning experience is achieved through multi-modal interaction and a dynamic adjustment mechanism, and the application of the method is expected to promote dance education to develop in the intelligent and universal direction.

Provided are: a glass member that excels in tactile sensation such as the feel of writing and the feel of touch; a glass member laminate; an input device; an input display device; a glass member for exterior use; a housing; a door body; a container; and a method for manufacturing the glass member. In first irregularities, the arithmetic mean height Sa1 is 2-500 nm and the mean width RSm1 of roughness profile elements is 2-100 μm when it is assumed that the cutoff value of a high-pass filter λc1 is 14 μm and the cutoff value of a low-pass filter λs1 is 0.35 μm. In second irregularities, the arithmetical mean height Sa2 in a square region with one side measuring 5 μm is 0.7-50 nm when it is assumed that the cutoff value of a high-pass filter λc2 is 2.5 μm.

A tactile sensation presenting element includes: a vibrator layer; and a first electrode layer and a second electrode layer located so as to oppose each other with the vibrator layer interposed therebetween. At least one of the first electrode layer and the second electrode layer includes a plurality of electrodes that are electrically independent of one another. The vibrator layer includes a plurality of unit regions, in each of which occurrence of vibration can be independently controlled. The tactile sensation presenting element further includes a plurality of protrusions located opposite to the vibrator layer relative to the first electrode layer.

The invention relates to a multi-mode stimulation dysphagia training optimization method. According to the technical scheme, the method comprises the following steps that basic physiological data including age, gender and medical history of a patient and real-time swallowing data including throat muscle activity, electrophysiological signals and swallowing pressure of the patient are collected; performing fusion processing on the real-time swallowing data S1.1 by using a multi-modal data fusion technology to generate a personalized swallowing function evaluation report; on the basis of an evaluation result, a personalized dysphagia training scheme is generated through an intelligent algorithm, and the personalized dysphagia training scheme comprises a combination of multiple stimulation means such as tactile sensation, electrical stimulation, light stimulation and sound stimulation; constructing a real-time data acquisition and feedback system, and monitoring multi-modal data including muscle activity, sound signals, facial expressions and respiratory rate of a patient in a training process in real time by using a sensor; through a dynamic time warping (DTW) algorithm, real-time monitoring data is compared with an expected index in a training scheme, and the stimulation intensity and mode are adjusted in real time.

The invention provides an inflatable flexible visual tactile device and method for measuring the surface topography of an object. The device comprises an inflatable flexible visual tactile sensor, a clamp and a support, and the inflatable flexible visual tactile sensor comprises a tactile sensing unit and a visual imaging unit; when the surface of an object is in contact with the sensor, the flexible thin film and the external reflecting layer in the tactile sensing unit deform and are attached to the surface of the object under the action of internal air pressure of the inflatable flexible visual tactile sensor, and the deformed flexible thin film is subjected to three-dimensional reconstruction by using a photometric stereo technology; therefore, reconstruction of all shapes of the surface of the object and real-time measurement of the size are realized. According to the device, a sealed inflatable structural design is adopted, skeleton support is omitted to expand the effective measurement range of the flexible film, and meanwhile, the flexible film is tightly attached to the surface of a measured object under the action of air pressure, so that accurate concave-convex feature information of the surface of the object is collected, and the reconstruction precision and the measurement precision of the complex surface morphology of the object are remarkably improved.

According to the non-intrusive audio health conditioning system and conditioning method, various detection data of a user before conditioning are detected through an HRV intelligent detection module, a user conditioning scheme is formulated, and the conditioning scheme is integrated to an audio signal generator; the audio signal generator can recommend and generate an audio conditioning scheme most suitable for a current user according to user information, the audio conditioning scheme is output to the audio adjusting module, and after the audio conditioning scheme is set, the audio adjusting module converts audio signals through the audio conversion module and transmits the audio signals to the bone conduction module; auditory perception and tactile stimulation are realized through mechanical vibration of the bone conduction module, so that conditioning of single and composite audio information of a human body is realized, and the physical and mental state of the human body is improved. In the audio information conditioning process, a user can carry the bone conduction module to move freely within the wireless signal transmission range, daily life, work and study are not affected, the degree of freedom is higher, and use is more convenient.

The invention discloses a visual tactile sensor based on a magnetic imaging principle. The visual tactile sensor comprises a shell, an image acquisition module, a magnetic pole display film, an elastic body and a magnetic film, the magnetic pole display film, the elastic body and the magnetic thin film are arranged in the shell from top to bottom, and the image acquisition module is located above the magnetic pole display film and used for acquiring an image of the magnetic pole display film; when the sensor is used for pressure sensing, the position with the maximum gray level variation of the magnetic pole display film image is the pressure acting position, and the pressure is equal to the result that the gray level variation of the magnetic pole display film image is divided by the magneto-optical conversion coefficient of the magnetic pole display film and the product thereof. The magnetic induction intensity in the center range of the surface of the magnetic film, the initial distance between the magnetic film and the magnetic pole display film and the equivalent elastic coefficient of the magnetic film and the elastic body are related. The sensor converts a mechanical signal into a magnetic field signal and then converts the magnetic field signal into an optical image, high-sensitivity sensing of tiny pressure is achieved, and meanwhile the sensor has the higher signal-to-noise ratio, stability and anti-interference capacity.

The invention provides a whole body blood vessel intervention simulation model, which comprises a trunk base and a temperature control water tank, and is characterized in that a lower limb base is arranged on one side of the trunk base; the skeleton assembly is arranged at the top of the trunk base, the skeleton assembly comprises a brain tissue model, a cervical vertebra, a trunk skeleton, upper limb skeletons and lower limb skeletons, the brain tissue model is arranged at the top of the trunk base, and the cervical vertebra is arranged on the front surface of the brain tissue model. The whole-body vascular intervention simulation model provided by the invention has the advantages that various parameters such as blood flow direction, blood temperature and vascular pulsation are simulated through the digital display temperature control water tank control device, so that the whole model achieves the effect of simulating the flowing effect of real blood in the heart of a human body, and real visual and tactile feelings in an operation process are obtained; and the doctor can learn better and faster.

The utility model discloses a respiration guiding device, relates to the field of respiration auxiliary equipment, and is used for solving the technical problem of how to form perceptible signals except auditory signals and optical signals, the respiration guiding device comprises a main control module and a signal feedback device, the signal feedback device comprises a deformation part and a driving mechanism, and the deformation part has deformation capability; the driving mechanism is connected with the deformation part and the main control module and used for driving the deformation part according to a driving signal sent by the main control module so that the deformation part can respond to driving of the driving mechanism to deform, and deformation is used for guiding breathing. The respiration guiding device can generate the tactile signals sensed by the user, guides the user to breathe through the tactile signals, and is suitable for some scenes where auditory signals and optical signals are not suitable for serving as respiration guiding signals.

The invention relates to a tactile enhancement training system based on virtual reality. The tactile enhancement training system comprises a virtual reality unit, a tactile feedback unit and a processing unit. The virtual reality unit interacts with a virtual reality environment; the tactile feedback unit is used for being worn on the hand and feeding back acting force corresponding to a grabbed object in the virtual reality environment to fingers in the mode of applying traction force to the fingers, and the processing unit is used for determining contact points of the grabbed object in the virtual reality environment. According to the contact points of the grabbed object, the acting force fed back by the tactile feedback unit to the fingers is analyzed, information related to the acting force is sent to the tactile feedback unit, and the acting force is related to the physical characteristics of all the contact points of the grabbed object. When the user interacts with the virtual object, the technical effect of obtaining more real force feedback by applying the traction force to the fingers is achieved, so that the user can feel real physical feedback in the interaction process, and the interaction immersion of the user is enhanced.

Disclosed are bioadaptive environments, such as immersive multi-sensory environments that respond to biofeedback from a subject within the environment, and provide interactive and synergistic visual, auditory, tactile, and olfactory stimuli. In some aspects the bioadaptive environments are designed to enhance the therapeutic benefits from states of increased neuroplasticity and non-ordinary or altered states of consciousness, including both pharmacologically induced and non-pharmacologically induced. In some aspects, the bioadaptive environments are designed to enhance the setting for and subjective experience of psychedelics. In some aspects, disclosed bioadaptive environments enhance the therapeutic benefits of psychedelics and other plasticity-inducing agents, including when used to treat mental health disorders and neurodegenerative disorders, as well as for the improvement of wellbeing.

A multifunctional, adaptive facial mask delivers cosmetic massage and light therapy in a hands-free format. The mask integrates three elements: (i) internal motion-guiding contours that channel tactile stimulation along anatomically relevant lymphatic paths, (ii) zone-selective actuation using vibration nodes, inflatable micro-bladders, or oscillating pads, and (iii) a flexible Light-Emitting Diode (LED) grid delivering red, near-infrared, and optional blue wavelengths. The soft, medical-grade silicone shell conforms to diverse facial anatomies and maintains a continuous smooth surface that isolates the user from hard mechanics. A microcontroller sequences stimulation across zones (forehead, temple, cheek, nasolabial, jawline, and neck strap) to emulate facial-yoga strokes and lymphatic drainage. Preset modes such as Lift, Recovery, and Glow manage timing, direction, and intensity. Optional enhancements include gentle heat, removable cooling inserts, and low-frequency micro-stimulation. The mask provides an integrated combination of guided internal geometry, sequenced hands-free actuation, and cosmetic light therapy within a flexible, inclusive design.

The invention relates to the technical field of control engineering, in particular to a touch-based prosthetic hand multifunctional sharing control method, which comprises the following steps of: S1, acquiring a surface electromyogram signal of a user in real time, and identifying a motion intention of the user based on the surface electromyogram signal; s2, a finger needing to move is determined according to the movement intention of the user, the current availability of the finger needing to move is judged through fingertip touch readings, and a movable finger is determined and pre-grabbed; s3, after pre-grabbing is conducted, the movable fingers are controlled to conduct stable grabbing by calculating the grabbing force change rate of each finger at the adjacent moments; and S4, after stable grasping is carried out, the grasping power level is adjusted by executing a target activation gesture, and control over the prosthetic hand is completed. Stable grasping of the prosthetic hand, in-hand operation and one-hand multi-grasping control can be achieved.

A tactile sensation presenting device includes: a tactile sensation presenting section having a plurality of electrodes to present a tactile sensation by electrical stimulation at a specific portion of a user; and a control section capable of controlling the tactile sensation presenting section to provide electrical stimulation using at least one of the plurality of electrodes as an anode and at least another one of the plurality of electrodes as a cathode. The control section measures a flowability of an electric current through the specific portion of the user and adjusts an execution mode of the electrical stimulation based on a result of the measurement.

The invention discloses a neurogenic bladder treatment electrical stimulation tactile assessment method and system and a wearable device. The system relates to the technical field of neurogenic bladder noninvasive nerve regulation treatment and electrical stimulation tactile assessment. Comprising the steps of collecting and analyzing neurogenic bladder treatment data, comprehensively analyzing and performing optimization adjustment. According to the invention, the electric pulse output by the stimulator unit acts on the specific neural electrode and captures and decodes the foot sole movement signal characteristics, the neurogenic bladder treatment data is collected and analyzed, and the position and stimulation parameters of the neural electrode are adaptively adjusted, so that the non-invasive treatment of the neurogenic bladder is realized, and the problem of deficiencies of the existing treatment technology is solved.

A visual synthesis-based virtual or augmented reality pain treatment apparatus and device. In the apparatus, an interaction control unit generates a pain stimulation scheme matching a current patient to be treated and sends the pain stimulation scheme to a data processing unit. The data processing unit, on the basis of the received pain stimulation scheme, generates a virtual reality environment and a virtual stimulation source visible to the patient in the virtual reality environment. A display unit displays the virtual reality environment and the virtual stimulation source to said patient. The data processing unit, on the basis of a pain category to be induced, determines a stimulation target of a limb and parameters of the virtual stimulation source. The display unit drives the virtual stimulation source to implement a visual approaching motion to the stimulation target of the patient so as to achieve non-real stimulation. The somatosensory system of the patient is activated by means of a vision-nerve coupling mechanism to induce the patient to feel a tactile sensation, a thermal sensation, and / or a cold sensation at the stimulation target and in a nearby area thereof, thereby achieving neuromodulation therapy of a pain pathway.

The present invention proposes a multi-sensor fusion prosthetic hand gripping force feedback control method, including a multi-sensor fusion and feedback method, a gripping force prediction method and a PD-based CMAC manipulator gripping control method; the multi-sensor fusion and feedback method includes collecting surface electromyographic signals of muscles, collecting the temperature, contact force, sliding state of the object gripped by the prosthetic hand, collecting the joint acceleration and angular velocity corresponding to the gripping action, and collecting the actual gripping force of the prosthetic hand's gripping action; the gripping force prediction method predicts the gripping force of the current gripping action; the multi-sensor fusion and feedback method fuses the data to generate the prosthetic end perception information of the current gripping action; the present invention allows the user to adjust the actual gripping force and gripping action in time to achieve accurate and stable gripping of objects, while detecting the real-time temperature and contact force of the gripped object during the gripping process, and feeding back the tactile information to the user through the vibration and display module.