10results about How to "Avoid overstimulation" patented technology

The invention discloses an immersive cinema dynamic content adaptation control method based on multi-modal fusion, and the method comprises the steps: collecting at least one non-contact physiological signal of a target audience seat area in real time, the physiological signal comprising a respiratory wave signal collected by a millimeter wave radar or a photoplethysmography signal collected by a near-infrared photoelectric sensor; performing time-frequency analysis on the physiological signal, and extracting a physiological wake-up characterization value in a current time window; the physiological wake-up characterization value comprises a heart rate variability change rate and a heart rate deviation value; constructing a dynamic damping adjustment model, and calculating a virtual damping coefficient of the seat movement system at the current moment based on the physiological wake-up characterization value; and the virtual damping coefficient is converted into an execution instruction of a seat motion controller, and damping force output of the motion platform is adjusted in real time. The technical problem that the pre-programmed motion feedback is disjointed with the real-time physiological and psychological state of the audience can be solved, the experience adaptability and comfort of the cinema seat are improved, and the system safety is improved.

The present application relates to the technical field of nerve stimulation, and discloses a closed-loop vagus nerve precise blocking system and method based on physiological signal feedback, comprising a physiological signal monitoring unit for acquiring physiological signals of an individual in real time; a data acquisition and analysis module connected with the physiological signal monitoring unit, for receiving and analyzing the physiological signals, judging the physiological state of the individual, and generating a feedback signal; a stimulation device unit for outputting an electric stimulation signal based on the feedback signal, so that the vagus nerve stimulation reaches a functional block state; and a closed-loop feedback unit connected with the data acquisition and analysis module and the stimulation device unit, for dynamically adjusting the stimulation parameters according to the feedback signal and controlling the electric stimulation signal of the stimulation device in real time. Through the real-time monitoring and real-time feedback mechanism, the present application realizes functional block of the vagus nerve, and ensures the accuracy, safety and individualization of the inhibition operation.

The application discloses a kind of intelligent physiotherapy control systems of physiotherapy equipment, belong to the technical field of physiotherapy instrument control system, the system includes integrated in physiotherapy comb body physiotherapy execution module, for real-time acquisition user physiological parameter physiological parameter sensing module, and with the communication connection of both intelligent control unit.State analysis module is included in intelligent control unit, for the current physiological state of user is analyzed according to the physiological parameter of acquisition;Strategy generation module is used to match or generate target physiotherapy strategy from preset physiotherapy mode library based on current physiological state;And drive control module is used to drive physiotherapy execution module to work according to target physiotherapy strategy.The application is fused by multi-source physiological signal, and the state of user is analyzed, and using the intelligent decision mechanism including reinforcement learning, generative algorithm, dynamically generates or optimizes physiotherapy strategy, realizes the real-time self-adaptation and high personalization of physiotherapy process, improves the safety and effectiveness of physiotherapy.

The utility model discloses a cervical vertebra moxibustion massager which comprises a cervical vertebra massage part, fixing plates are fixedly connected to the two ends of the cervical vertebra massage part, and a moxibustion diffusion mechanism is arranged in the cervical vertebra massage part. The moxibustion diffusion mechanism comprises a plurality of moxibustion holes, the moxibustion holes are formed in the surface of the top of the cervical vertebra massage part, moxibustion containing cylinders are movably clamped in the moxibustion holes, and nail holes are formed in the surfaces of the outer sides of the moxibustion containing cylinders. By arranging the moxibustion diffusion mechanism and the vibration mechanism, the ignited moxibustion is placed in the moxibustion placement barrel, moxa smoke can directly act on the cervical vertebra part, warm stimulation and medicine effect of the moxibustion are exerted, local blood circulation is promoted, channel warming and cold expelling are achieved, tendons and collaterals are relaxed, and blood circulation is promoted to relieve pain; the problems of chronic strain such as neck muscle stiffness, pain and movement inconvenience and neck discomfort after cold are relieved, moxibustion and massage are carried out at the same time and cooperate with each other, and the treatment and health care effects on the cervical vertebra are improved.

The invention relates to a multi-target parameter self-adaptive noninvasive tibial nerve stimulation method and system, and aims to solve the problem that an existing nerve regulation device cannot perform on-demand treatment according to dynamic change of symptoms of a patient. The induced foot sole neural signals are collected, and the F wave peak value amplitude and the incubation period meeting the stability condition are extracted in a preset time window to serve as real-time feedback signals. And establishing an individualized target interval based on the F-wave characteristic, calculating a dynamic deviation of a current F-wave peak value amplitude relative to the interval, and iteratively adjusting parameters such as stimulation intensity, frequency, pulse width and a double-target stimulation intensity proportion by taking a mean square error of the dynamic deviation as a loss function and adopting a gradient descent method until the F-wave characteristic is converged into the target interval. The dynamic change of the bladder function is self-adapted, and multi-target closed-loop self-adaptive stimulation of the tibial nerve is realized.

The invention discloses a post-stroke limb movement rehabilitation nerve regulation and control method, system and device and a medium, and relates to the technical field of neural engineering and rehabilitation. The method comprises the following steps: identifying a current motor imagery intention from a current bio-electricity signal of a stroke patient and determining a target stimulation mode, a first stimulation nerve and a first stimulation pulse which are matched with the current motor imagery intention, the implantable main body controls the implantable stimulator to output a first stimulation pulse to the stimulation electrode channel corresponding to the first stimulation nerve according to the target stimulation mode; adjusting the amplitude of the stimulation pulse required by the next training according to a first feedback signal in the hand muscle group contraction process caused by the first stimulation pulse; and acquiring a new current bio-electricity signal and repeatedly executing the process until the early-stage rehabilitation training of the cerebral apoplexy is determined to be completed, and then executing the later-stage rehabilitation training of the cerebral apoplexy. According to the method, the stimulation selectivity and stability of peripheral nerves in cerebral apoplexy upper limb rehabilitation are improved, and precise regulation and control aiming at hand fine movement are achieved.

The invention belongs to the technical field of healthy lighting, and particularly relates to a human body rhythm-based LED lamp spectrum intelligent dynamic adjustment healthy lighting system, which comprises a rhythm state sensing module, a rhythm phase estimation engine, a spectrum strategy generation unit, an LED driving execution module and a system coordination controller, multi-source physiological and environmental data are fused, continuous robust estimation of rhythm phase is realized by using an improved limit cycle oscillator model and extended Kalman filtering, a target spectrum is adaptively generated according to a phase-spectrum mapping table and confidence, and long-term stability of an output spectrum is ensured through multi-channel LED driving and closed-loop calibration. According to the invention, rhythm synchronous healthy lighting with high fidelity, low delay and privacy security can be realized.

The application belongs to the technical field of skin care products, and specifically discloses a soothing and repairing composition containing a bionic sebum component and a preparation method thereof. The composition is composed of an oil phase and an aqueous phase. The oil phase comprises a bionic sebum, a farnesol-mesyl glyceride conjugate, and an enzymatic oat anthranilamide-phytosphingosine ion pair. The aqueous phase comprises deionized water, a humectant, and a crocin-hydrogenated lecithin dispersion. The application induces the liquid crystal reconstruction of the bionic sebum by sacrificing a template, so that a plurality of modified active substances form a gradient distribution from a hydrophobic core to a hydration layer in a lamellar structure, and are coupled with the skin carboxylic acid esterase activity to realize cascade release, thereby solving the problems of compatibility conflict, spatial positioning disorder and passive release of multiple active substances.

This disclosure relates to the field of wearable electronic device technology, and discloses a smart ring and its reminder control method. The smart ring includes a ring shell, a health monitoring sensor disposed on the inner surface of the ring shell, at least two electrodes, an electrical stimulation driving circuit electrically connected to the electrodes, and a control circuit. The control circuit determines the user's physiological state based on physiological monitoring data collected by the health monitoring sensor, and when a preset target physiological event is determined to occur, controls the electrical stimulation driving circuit to output a micro-electrical stimulation sequence corresponding to the target physiological event through the electrodes to provide a reminder to the user. Therefore, health monitoring results can be promptly fed back to the user on the ring itself in a low-power manner, improving the timeliness and distinguishability of the reminder.

The invention discloses an intermediate frequency interference current output control method and system, and the method comprises the steps: obtaining an interference mode, and obtaining a corresponding waveform parameter based on the interference mode; according to the waveform parameter, dynamically determining a key frequency parameter of an output waveform in the current output time period, and calculating the retention time of the key frequency parameter; generating a reference waveform signal based on the currently determined key frequency parameter; and within the holding time, modulating and shaping the reference waveform signal to form an intermediate-frequency interference current waveform signal required by treatment, and outputting the intermediate-frequency interference current waveform signal. According to the invention, through software configuration, key frequency parameters can be dynamically determined and the retention time of the key frequency parameters can be calculated, so that each frequency component acts on human tissues within the optimal action time, and higher-precision time sequence control on intermediate-frequency interference current is realized; and the key frequency parameters can be adaptively changed according to the input interference mode and the waveform parameters thereof, so that the treatment is flexible and configurable.