28 results about "Skin surface temperature" patented technology

The present invention relates to the technical field of temperature measurement and control, and in particular to a skin temperature measurement and control method for a wearable smart ring. The method comprises the following steps: collecting a temperature change signal of the skin surface of a user in real time by means of a skin temperature sensor integrated inside a wearable smart ring to obtain a real-time skin surface temperature change signal; transmitting the real-time skin surface temperature change signal to an internal processing unit of the wearable smart ring, and performing dynamic temperature calibration and compensation on the real-time skin surface temperature change signal by means of the internal processing unit to obtain real-time skin surface temperature calibration data; and using a temperature regulation and control device of the wearable smart ring to perform temperature anomaly control feedback on the real-time skin surface temperature calibration data to generate a skin surface temperature anomaly control feedback response signal, so as to execute a corresponding skin surface temperature anomaly control and regulation operation. The present invention can realize high-precision, real-time and personalized skin temperature monitoring and regulation.

This invention provides a rapid rewarming and circulatory support system for frostbite and hypothermia in high-altitude environments, relating to the field of treatment device technology. It includes: a first temperature acquisition module for acquiring and preprocessing the current first ambient temperature, the first frostbitten skin surface temperature, and a first skin surface image; a control module connected to the first temperature acquisition module for analyzing the preprocessed first ambient temperature, the first frostbitten skin surface temperature, and the first skin surface image to determine the corresponding first target temperature and a first target warming rate; and a temperature regulation module connected to the control module for gradually warming the skin to the optimal preset temperature according to the warming rate. This invention achieves dynamic temperature control, continuous protection, and intelligent decision-making for frostbite and hypothermia in high-altitude environments.

An antenna-based system for hyperthermia treatment of breast cancer, consisting of: a G-shaped microstrip patch antenna configured for operation at an ISM frequency of 434 MHz and having dimensions of 3.6 cm × 3.8 cm × 1.6 cm; an aluminum cavity chamber to accommodate the G-shaped microstrip patch antenna; a coaxial feed line configured to allow an impedance matching of 50 ohms to the G-shaped microstrip patch antenna; a bolus of deionized water configured to surround the aluminum cavity chamber, wherein the bolus of deionized water is further configured to serve as a cooling medium for controlling the skin surface temperature, and wherein the bolus of deionized water is further configured to reduce hotspots and improve the radiation efficiency of the G-shaped microstrip patch antenna; and A polyethylene film was positioned between the G-shaped microstrip patch antenna and the bolus of deionized water to prevent interference between the G-shaped microstrip patch antenna and a breast tissue phantom.

Dermatological systems and methods for providing a therapeutic laser treatment wherein the duration of a therapeutic laser pulse is based on one or more determinations of a surface temperature of the skin during the delivery of the pulse. Initiation of the therapeutic laser pulse may be based on sensed skin temperature during a cooling of the skin prior to initiation of the pulse.

The invention relates to the technical field of drug release adjustment, and particularly discloses a drug release adjustment method and system based on sweat pH value and temperature, and the method comprises the steps: S1, obtaining sweat pH value and skin surface temperature information of a region, and obtaining a signal A and a signal B respectively; s2, preprocessing to obtain a stabilized signal; s3, calculating an instantaneous drug release rate, and quantifying to obtain a current nano preparation release efficiency coefficient; S4, driving a microneedle channel to open and control to obtain a blood concentration; s5, sampling and detecting the released blood concentration to obtain a feedback concentration signal; s6, updating the release efficiency coefficient to obtain a nano preparation release efficiency coefficient of a new period; dual signals of sweat pH and skin surface temperature are synchronously collected, stable input is generated after pretreatment, subtle changes of body surface and in-vivo physiological states can be reflected in real time, and therefore richer and more reliable basis is provided for drug release decision, and drug delivery precision is effectively improved.

The application provides a moxibustion robot adaptive control system and method based on temperature feedback, which comprises a base, a multi-degree-of-freedom mechanical arm, a moxibustion physiotherapy head, a temperature sensor, a distance sensor and a controller. The moxibustion physiotherapy head is arranged at the end of the multi-degree-of-freedom mechanical arm, the temperature sensor is used to collect the skin surface temperature, the distance sensor is used to collect the distance between the moxibustion physiotherapy head and the skin, and the controller is electrically connected with the multi-degree-of-freedom mechanical arm, the temperature sensor and the distance sensor. The controller obtains the skin temperature and the physiotherapy head height data in real time, calculates the temperature deviation value and the temperature change rate, takes the two as inputs, calculates the height adjustment amount through a continuous control algorithm, controls the movement of the mechanical arm to adjust the distance between the physiotherapy head and the skin. The application can realize stepless smooth height regulation, effectively reduce temperature fluctuation, improve temperature control accuracy and moxibustion stability, and guarantee the effect and comfort of moxibustion physiotherapy.

Provided are a blood flow sensor, a blood flow measurement device, a blood flow measurement method, a device provided with a blood flow sensor, and a composite sensor, which are capable of measuring blood flow with high precision, high accuracy, and high-speed responsiveness. A blood flow sensor (1) that estimates the skin blood flow velocity of a living body on the basis of the skin thermal conductivity of the living body and the skin surface temperature difference of the living body, the blood flow sensor (1) being provided with: an insulating flexible substrate (5) that can be attached to the skin surface of the living body; a conductive wiring pattern (51) formed on the flexible substrate (5); a substantially annular thermal stimulation generation unit (2) that heats or cools the skin surface of the living body; a central thin film thermistor (3) disposed in the center of the thermal stimulus generating unit (2); and at least two peripheral thin-film thermistors (4) disposed at positions at a predetermined distance from the peripheral edge of the thermal stimulus generating unit (2), the at least two peripheral thin-film thermistors (4) being disposed on a straight line passing through the center of the central thin-film thermistor (3).

The invention discloses a high-safety fat melting method and system and a storage medium. The fat melting method comprises the steps that human body surface data are collected, a three-dimensional surface model is constructed, reflection characteristics, textures, red skin surface temperature and fitting degree data are fused, and an illumination forbidding area is automatically marked; the laser is shaped by the integral rod and the micro lens array and then is projected into a surface illumination light beam by the DMD, and surface illumination dose homogenization is realized according to geometric registration and curvature compensation; a target area is divided into sub-areas, the time sequence effect is staggered, and active cooling is executed between operation. The system adopts an inner-middle-outer three-ring closed loop, the skin surface temperature and the heating rate are limited, the fat layer temperature and the heat dose are estimated according to the skin surface temperature on the basis of a histothermal model, and shading, turn-off and alarm are triggered when abnormity occurs. According to the invention, the risks of mistaken illumination and thermal damage are reduced, the energy delivery consistency is improved, and the method is suitable for medical / household beauty equipment.

A sensor layer for determining temperature profiles on a skin surface. The sensor layer includes at least one ply, a contact layer with the skin surface, the contact layer being arranged on a top side of the at least one ply, a plurality of temperature sensors arranged at least one of in the at least one ply and on the top side of the at least one ply, and conductor tracks arranged at least one of in the at least one ply and on the top side of the at least one ply. The conductor tracks are electrically connected to the plurality of temperature sensors so that the sensor layer is formed to be flexible and so that a temperature difference on the skin surface can be determined via the contact layer.

An electronic device may include: a first temperature sensor configured to measure a first temperature when an object comes into contact with a contact surface of a main body of the electronic device; a second temperature sensor spaced apart from the first temperature sensor in a direction opposite the contact surface and configured to measure a second temperature; and a processor configured to detect a temperature change due to heat generation inside the main body, and estimate skin surface temperature based on the first temperature, the second temperature, and the temperature change.

The utility model relates to related field of leather especially, a kind of high comfort car seat leather, including leather layer, first sponge block, second sponge block, bottom layer, film, titanium dioxide coating, menthol slow-release microcapsule and jade micro powder etc..The utility model is provided with menthol slow-release microcapsule and jade micro powder, when human body and leather contact and temperature rises, pressure effect and other factors influence, microcapsule can gradually break or release menthol by diffusion effect, menthol molecule contacts human skin, can continuously bring cool body feeling for driver and passenger, improve the comfort of driver and passenger in summer, while jade micro powder has higher thermal conductivity, the heat of human skin can be quickly conducted out by jade micro powder, make skin surface temperature rapidly reduce, give a kind of cool feeling, reduce the formation of hot and humid environment, improve the comfort of driver and passenger.

The utility model provides a cover plate structure of electronic equipment and the electronic equipment, the cover plate structure comprises a cover plate body and an electrode layer, the cover plate body is provided with a front surface used for contacting with skin and a back surface arranged opposite to the front surface, the electrode layer covers the front surface and extends to the back surface, the electrode layer comprises a positive electrode layer and a negative electrode layer which are spaced from each other, the back surface of the electrode layer is covered with an insulating layer, the insulating layer is provided with a first window enabling the positive electrode layer to be partially exposed, a second window enabling the negative electrode layer to be partially exposed and a third window enabling the negative electrode layer to be partially exposed, and a temperature sensing electrode is formed at the third window. When the front face of the cover plate body makes contact with the skin, the physiological information such as the heart rate, the respiration rate and the blood oxygen can be detected through the physical sign module, meanwhile, the skin temperature is transmitted to the temperature sensing electrode, and the temperature sensing module detects the skin surface temperature. The temperature sensing electrode, the positive electrode and the negative electrode are integrated on the cover plate structure, and space occupation can be reduced.

The invention discloses an essential oil atomization control system and method based on an intelligent depilation instrument, and relates to the technical field of intelligent control of depilation instruments, the essential oil atomization control system comprises a data acquisition module, a slope calculation module, a threshold judgment module, a frequency modulation control module and an opening adjustment module; the method comprises the following steps: acquiring time sequence data of atomization air pressure, essential oil flow and skin surface temperature of an unhairing instrument, and performing phase-locked phase-sensitive detection demodulation on the atomization air pressure and the essential oil flow to obtain a mutual angle of position between the atomization air pressure and the essential oil flow; according to the method, time sequence data of the atomization air pressure, the essential oil flow and the skin surface temperature of the hair removal instrument are collected according to a fixed sampling period, phase-locked phase sensitive detection demodulation is carried out on the atomization air pressure and the essential oil flow to obtain a mutual position angle, and the phase incidence relation between the skin temperature and the atomization air pressure and the phase incidence relation between the skin temperature and the essential oil flow are successfully quantified; and core phase parameters are provided for subsequent accurate control.

The invention relates to the field of skin treatment instruments, in particular to a radio frequency skin treatment instrument capable of relieving facial skin wrinkles, which comprises a host assembly, an auxiliary assembly connected to the host assembly and a treatment assembly connected to the host assembly. Through mutual cooperation of the host assembly, the auxiliary assembly and the treatment assembly, the effect and the use stability of the skin treatment instrument are enhanced, the intelligence of the system is directly converted into safe, comfortable and effective treatment actions, the temperature control module monitors the skin surface temperature in real time through a second temperature sensor and is in linkage with the main control module, and the system is more intelligent. The radio frequency output power can be adjusted, the scalding risk is reduced, the flow sensor continuously monitors the circulation state of a liquid medium, and once the flow is abnormal, the main control module immediately cuts off energy output, so that the therapeutic apparatus can intelligently and accurately act radio frequency energy on the corium layer of the skin, efficiently stimulate collagen to shrink and regenerate, and the therapeutic effect is improved. Therefore, the treatment effects of relieving wrinkles and tightening skin are remarkably improved.

The invention discloses a cooling sunscreen cream as well as a preparation method and application thereof. The cooling sunscreen cream comprises sunscreen radiation refrigeration particles, a chemical cooling component, a physical cooling component and a mosquito repelling component. The sunscreen cream disclosed by the invention contains efficient cold-feeling active ingredients and can generate obvious cool feeling within 8-15 seconds after being smeared, the average strength reaches 3.7 / 5 minutes, the cold feeling duration is 25-40 minutes, the skin surface temperature is effectively reduced, and the comfortable experience is improved; the sunscreen index is up to 64, and meanwhile, the sunscreen cream has multiple skin care functions of moisturizing, relieving, protecting, refreshing, repelling mosquitoes and the like.

The invention discloses an intelligent limb thrombus monitoring system, which relates to the technical field of intelligent medical treatment and comprises a limb data acquisition terminal, a wireless transmission module, an intelligent analysis early warning unit and a visual display terminal, the limb data acquisition terminal is used for synchronously acquiring limb multi-dimensional physiological parameters, and the limb multi-dimensional physiological parameters comprise limb circumference / diameter change data, skin surface temperature data, local skin tension data and capillary blood oxygen saturation data. The intelligent limb thrombus monitoring system provided by the invention realizes synchronous real-time monitoring of key indexes such as limb circumference, temperature, tension, blood oxygen and the like on the premise of not influencing the activity of a patient through a miniaturized and multi-sensing integrated acquisition node, so that the objectivity and comprehensiveness of data acquisition are greatly improved; an intelligent analysis algorithm adopted by the system performs cooperative judgment based on individualized basic data and a multi-parameter time sequence trend.

This invention relates to the field of intelligent temperature control technology for foot bath tubs, specifically, to an intelligent temperature control method and device for foot bath tubs based on multimodal sensing. It includes the following steps: collecting initial foot skin surface temperature of the user, water temperature, pressure signal, ambient temperature, and water level data within the foot bath tub; calculating the temperature difference based on the initial foot skin surface temperature and water temperature; determining whether the user is in the foot-in and foot-out state through pressure signal and water level changes; and calculating the total system heat demand power of the foot bath tub by combining ambient temperature, water level data, and temperature difference; and dynamically generating temperature control commands based on the temperature difference, foot-in and foot-out state, and the corrected total system heat demand power. This invention, by integrating multimodal sensing data such as a flexible temperature sensor array, pressure distribution array, water level, and ambient temperature, enables the system to not only accurately obtain the initial temperature difference between the user's foot skin and the water, but also to combine contact effectiveness analysis and a dynamic weighted algorithm.

A method for determining parameters of a light source for operating within a photo-thermal targeted therapy system for calibrating chromophores embedded in a medium includes: 1) applying a laser pulse to a location to be treated at a preset power level below a known pain and injury threshold; 2) measuring the skin surface temperature at the position; 3) performing correlation fitting on the relationship between the light source parameter and the skin surface temperature at the position; 4) defining a safe operation range of the light source parameters so as to avoid pain and thermal injury at the position; 5) maintaining the skin surface temperature to be lower than the known pain and injury threshold, and increasing the peak temperature and the thermal gradient depth; and 6) applying a higher level laser pulse to raise the temperature of the target chromophore to its desired damage temperature.

A heat flux sensor according to an embodiment of the present disclosure includes: a thermogalvanic cell; a first electrode and a second electrode which are respectively disposed on a first surface and a second surface of the thermogalvanic cell; and a processor configured to estimate heat flux by measuring a voltage, generated by a temperature difference between the first surface and the second surface, by using the first electrode and the second electrode, wherein core body temperature may be estimated based on the heat flux, estimated by the heat flux sensor, and a skin surface temperature of an object.

The invention discloses an ultrasonic main machine head and an ultrasonic therapeutic apparatus. The ultrasonic main machine head comprises an annular bag, an annular shell, an ultrasonic patch, a sliding block and a driving piece. The ring bag is used for sleeving an injured limb of a patient, and an inner cavity of the ring bag is used for feeding or discharging a coupling agent; the ring shell is sleeved outside the ring bag; the sliding block is slidably arranged on the annular shell, and one face of the sliding block is right opposite to the peripheral face of the annular bag. The ultrasonic patch is attached to one surface, facing the annular bag, of the sliding block and is in contact with the peripheral surface of the annular bag; and the driving piece is arranged on the annular shell and connected with the sliding block, and the driving piece is used for driving the sliding block to do circular motion in the circumferential direction of the annular shell. Thus, automatic alternation of the treatment area is achieved through mechanical movement, the skin surface temperature is effectively controlled to be within the safe range all the time on the premise that the total treatment dosage is not reduced, and therefore the single continuous treatment time is prolonged, the treatment efficiency is improved, and the use safety and comfort of a patient are improved.

This invention discloses a method and a safety helmet system for monitoring the thermal safety status of construction workers based on an intelligent safety helmet system. The system mainly consists of a visible light camera module, an infrared temperature sensor module, a microprocessor unit, and an alarm module. The method utilizes a multimodal data fusion algorithm to perform multimodal fusion analysis on facial image sequences and the temporal characteristics of skin surface temperature, and employs a lightweight machine learning model to achieve real-time prediction and early warning of the thermal physiological state and fatigue level of construction workers. The method and system of this invention effectively reduce the impact of strong light interference and sweat seepage at construction sites on the stability of optical measurements, thereby improving the accuracy and robustness of physiological parameter extraction. Furthermore, it can run on a low-power embedded platform, is low-cost, compact, and easy to deploy, making it suitable for high-temperature operation scenarios such as construction, power, and sanitation.

This invention relates to the field of biomedical engineering technology and discloses a method and device for time-calibrated meridian detection based on multimodal sensing. The method includes the following steps: acquiring optical volumetric imaging and skin surface temperature signals of the subject, calculating the systematic rhythm shift index, and determining the time-anchored acupoint nodes to generate a composite AC constant current source signal; initiating time-division isolation driving timing, sequentially injecting the constant current source signal individually into the target acupoint, time-anchored acupoint, and non-meridian reference node, while simultaneously acquiring differential voltage signals; extracting the complex impedance modulus of each node through orthogonal demodulation and calculating the frequency domain polarizability; using the polarizability of the non-meridian reference node and the time-anchored acupoint node as static and physiological upper limit benchmarks, respectively, performing differential and normalization operations to output a normalized meridian index. This invention eliminates baseline drift caused by the endogenous diurnal rhythm in the human body, blocks electrical ground crosstalk in multi-channel measurements, and improves the objectivity and data stability of meridian feature detection.

The invention relates to the technical field of medical instruments, in particular to a monitoring, alarming and liquid stopping device based on infusion leakage, which comprises a wearing bracelet, the wearing bracelet comprises a disposable wrist strap part, a digital display screen and an attaching piece, a connecting shell is arranged at the bottom of the digital display screen, and a central controller is integrated in the connecting shell; an attaching layer assembly is arranged at the bottom of the attaching piece, and a near-infrared collecting assembly and a skin surface temperature collecting assembly are arranged at the bottom of the attaching layer assembly; the connecting shell is connected with an electric control liquid stopping clamp through a wire, a hydraulic collecting assembly is arranged on the electric control liquid stopping clamp, a seepage limiting assembly is further arranged at the bottom of the attaching piece, the central controller is in signal connection with an early warning platform, and the early warning platform comprises a nurse station total end and a plurality of individual ends. By integrating the functions of multi-dimensional infusion leakage monitoring, intelligent risk grading evaluation, early warning signal grading pushing and automatic liquid stopping and leakage limiting, the defects of one-way early warning response delay, single index monitoring deviation and untimely intervention in the prior art are overcome.

A method performed by an electronic device for determining a body core temperature of a user is provided. The method includes obtaining, by the electronic device, an internal temperature inside the electronic device, a skin surface temperature of the user, at least one body impedance parameter of the user and at least two PPG signals with different wavelengths, obtaining, by the electronic device, a measurement data set including the internal temperature, the skin surface temperature, the at least one body impedance parameter of the user and the at least two PPG signals, determining, by the electronic device, microclimate parameters around the electronic device based on a local ambient temperature and a local temperature, determining, by the electronic device, body morphology parameters of the user based on profile data of the user and the at least one body impedance parameter of the user, determining, by the electronic device, peripheral microcirculation parameters of the user body based on perfusion parameters of the user body which are calculated from the at least two PPG signals with different wavelengths, and determining, by the electronic device, the body core temperature of the user based on at least one of the measurement data set, the microclimate parameters around the electronic device, the body morphology parameters of the user, or the peripheral microcirculation parameters of the user.

A device and method for measuring a plurality of data indicative of at least one emergent factor of a user are disclosed. In one aspect, an example device includes a circuit board wearable by a user and located within a housing, the circuit board having a first surface and a second surface opposite the first surface, a first sensor disposed on the first surface of the circuit board, and a second sensor disposed on the second surface of the circuit board, the first sensor and the second sensor being thermally insulated, and the first and second sensors measuring the at least one emergent factor of the user. In one embodiment, the example device is configured to simultaneously and continuously measure a skin surface temperature and an environmental temperature.

The invention relates to the technical field of intelligent knapsacks, in particular to an intelligent knapsack temperature control system based on multi-source adjustment. Comprising an inertia measurement module used for measuring the roll angle of the backpack; the attitude analysis module is used for calculating an average roll angle and a deviation vector between the average roll angle and a preset reference based on the roll angle data, and judging whether the temperature control fan needs to be regulated or not according to the modulus length of the deviation vector; the temperature control execution module is used for performing angle compensation on the orientation of the fan according to the deviation vector and by adopting a first or second regulation and control coefficient when regulation and control are needed; the regulation and control verification module judges whether regulation and control are qualified or not according to the temperature drop deviation value of the skin surfaces on the two sides of the backpack after the angle is adjusted; and the optimization module is used for deciding to increase the operation power of the fan or reduce or increase the angle compensation value of the fan according to the relative cooling efficiency indexes of the left side and the right side when the regulation and control are not qualified. According to the invention, self-adaptive precise regulation and control of the temperature control system can be realized according to the body posture and the skin surface temperature of the user.

The invention discloses a laser and EMS synergistic treatment method and module for beauty equipment. The beauty equipment comprises a VCSEL laser module, an EMS module, a temperature sensor arranged on a contact head, an electrode, a current sensor and the beauty equipment, and the method comprises the steps that the contact impedance between skin and the contact head is detected through the electrode, if the contact impedance is smaller than or equal to a first preset impedance threshold value, it is judged that the skin is in good contact with the contact head, and if the contact impedance is smaller than or equal to the first preset impedance threshold value, it is judged that the skin is in good contact with the contact head; controlling the VCSEL laser module to emit red laser; after laser irradiation is finished, an EMS module is controlled to apply micro-current to the skin through an electrode, so that permeation of nutritional ingredients on the surface of the skin is promoted after pores are opened by the laser; in the laser irradiation and EMS action process, the skin surface temperature is detected through the temperature sensor, and the real-time impedance between the electrode and the skin is detected through the current sensor.

The invention relates to the technical field of intelligent temperature control of foot bath barrels, in particular to an intelligent temperature control method and device for a foot bath barrel based on multi-modal sensing. The method comprises the following steps: collecting initial foot skin surface temperature, water body temperature, pressure signals, environment temperature and water level data of a user in a foot bath barrel; calculating the temperature difference based on the initial foot skin surface temperature of the user and the water body temperature, judging whether the user is in a foot-in state or a foot-out state according to the pressure signal and the water level change, and calculating the system total heat demand power of the foot bath barrel in combination with the environment temperature, the water level data and the temperature difference; and dynamically generating a temperature control instruction based on the temperature difference, the pin-in and pin-out states and the corrected total heat demand power of the system. According to the invention, by fusing the flexible temperature sensor array, the pressure distribution array, the water level, the environment temperature and other multi-mode sensing data, the system not only can accurately obtain the initial temperature difference between the foot skin of the user and the water body, but also can combine the contact effectiveness analysis and the dynamic weighting algorithm.