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55 results about "Medical electronics" patented technology

Throat electromyographic signal synchronous swallowing action monitoring and aspiration early warning device

The invention relates to the field of medical electronics and rehabilitation engineering, and discloses a throat electromyographic signal synchronous swallowing action monitoring and aspiration early-warning device which comprises a shell, a display screen is fixedly connected to the top of the shell, a connecting end is arranged outside the shell, one end of a connecting wire is arranged in the middle of the connecting end, and the other end of the connecting wire is connected with the display screen. A signal collecting assembly is arranged outside the connecting line at the other end, the collecting assembly is electrically connected with a signal processing assembly and used for receiving collected throat electromyographic signals, analyzing the signals and outputting the signals, and the signal processing assembly comprises a main control circuit board. According to the invention, through the multi-source signal synchronization module, a mechanical acceleration peak value of laryngeal knot movement is captured by using an inertial sensor to serve as a hard time reference point, and a time window is constructed to segment and align throat electromyographic signals, so that the time resolution and the analysis accuracy of swallowing action feature extraction are improved.
Owner:THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL COLLEGE

Blood pressure measuring method for non-invasive exercise blood pressure monitoring

The invention relates to the technical field of biomedical signal processing and medical electronics, in particular to a blood pressure measuring method for non-invasive exercise blood pressure monitoring. The method aims to solve the technical problem of low blood pressure measurement accuracy caused by broadband noise interference and failure of a fixed parameter model in a motion state in the prior art. According to the technical scheme, the method comprises the steps that a cardiac cycle reference signal and a Korotkoff sound signal are synchronously collected, a sampling window is calculated in a self-adaptive mode by utilizing a cycle triggering feature point gating mechanism and combining a heart rate, and time domain precise interception of the signals is achieved; carrying out root mean square calculation and Savitzky-Golay filtering on the intercepted signal, and keeping waveform characteristics while denoising; constructing a multi-dimensional feature regression model containing a peak value, skewness, kurtosis and dynamic template similarity so as to accurately judge systolic pressure and diastolic pressure; an automatic recharging mechanism is triggered by monitoring signal quality, and strong interference is physically avoided. The method has the advantages of being high in anti-noise capacity, high in feature extraction robustness and accurate and reliable in measurement result.
Owner:SHENZHEN ELITE MEDICAL TECH CO LTD

Intelligent psychological guidance system based on TCM emotional differentiation to harmonize the Qi of the internal organs

This invention discloses an intelligent psychological guidance system for harmonizing the Qi of the internal organs based on TCM emotional differentiation, belonging to the field of medical electronic equipment. The system includes a multi-node physiological signal acquisition module, a central control and data processing module, and an acoustic intervention output module. The system synchronously acquires multi-channel bioimpedance, volumetric pulse wave, and electrocardiogram signals, extracts pulse wave conduction time and local blood perfusion index, constructs Qi characteristic parameters, and maps them to generate emotional tags. The central control module locks the target resonance unlocking frequency according to the tags, modulates low-frequency vibrations with reference audio to synthesize a multimodal signal, and further combines physiological pulse transmission delay to perform phase compensation, controlling the precise output of the intervention signal during ventricular diastole. Steady-state determination and closed-loop tracking are performed based on the dynamic gradient of impedance variance. This invention achieves objective quantification of TCM differentiation and ensures high-precision physical alignment between intervention energy and the hemodynamic state of the internal organs.
Owner:AFFILIATED HOSPITAL OF JIANGXI UNIV OF TCM

Hierarchical medical electronic business card system and information aggregation method thereof

The invention discloses a hierarchical medical electronic business card system and an information aggregation method thereof, the system comprises a front-end layer, a business module layer, an external hospital system layer and a block chain layer, the business module layer comprises a two-dimensional code generation and identification module used for generating an anti-counterfeiting verifiable doctor exclusive two-dimensional code based on multi-dimensional hash and a block chain; the doctor information aggregation display module is used for aggregating the multi-source information and dynamically displaying the multi-source information; and the communication interface access module is used for intelligently scheduling multiple communication channels. According to the method, the unification of digital identities of doctors, credible authentication and efficient aggregation of information are realized, the problems of doctor information dispersion, communication channel splitting and the like in the prior art are solved, and the doctor-patient connection efficiency and the digital management level of doctor services are remarkably improved.
Owner:GUANGDONG URBAN & RURAL PLANNING & DESIGN INST

Construction method and application of children chronic hepatitis B prediction model based on machine learning

The invention relates to the technical field of bioinformatics, and relates to a construction method and application of a children chronic hepatitis B prediction model based on machine learning. The construction method comprises the following steps: S1, acquiring corresponding information and data of a research object, and preprocessing the acquired data; s2, screening and determining characteristic indexes of chronic hepatitis B of children; s3, constructing a prediction model; s4, evaluating and comparing the model of the children chronic hepatitis B prediction algorithm; and S5, generating a network calculator and calculating the prediction probability of the chronic hepatitis B of children. The constructed prediction model can predict the probability that children suffer from chronic hepatitis B, the network calculator generated according to the model can be applied to medical electronic cases, children suffering from chronic hepatitis B can be recognized more effectively clinically, effective early intervention can be achieved, and therefore potential hazards caused by chronic hepatitis B to children health are reduced.
Owner:YUNNAN PROVINCIAL CENT FOR DISEASE CONTROL & PREVENTION +1

High-performance thermistor and rapid preparation method thereof

The invention belongs to the technical field of electronic functional material and component manufacturing, and particularly relates to a high-performance thermistor and a rapid preparation method thereof.The rapid preparation method comprises the steps that (MnCoFeNi) 3O4 is designed as a basic high-entropy ceramic component, La2O3 and Ce2O3 are cooperatively doped, and the thermal stability and the electrical performance of the material are effectively improved. A high-temperature hot pressed sintering-programmed cooling annealing integrated process is adopted, the temperature is rapidly increased to 1050-1200 DEG C at the speed of 90-120 DEG C / min, meanwhile, the pressure of 10-15 MPa is applied, heat preservation is conducted for 20-30 min, the temperature is slowly reduced to 750-850 DEG C, annealing is conducted, heat preservation is conducted for 2-3 h, powder forming and sintering are completed synchronously, and the production period is shortened. The obtained thermistor has high density (greater than 95%), the B value is between 3756 and 4201 K, the linearity of the resistivity logarithm-temperature reciprocal relation in a wide temperature range of-20 to 150 DEG C is good, and the resistance drift rate is lower than 1.5% after the thermistor is aged at 125 DEG C for 240 hours. The preparation efficiency is improved while the performance is guaranteed, and the method is suitable for the high-end fields of industrial measurement and control, medical electronics and the like.
Owner:NANJING INST OF TECH

Molybdenum oxide-molybdenum disulfide@polytannic acid electrode materials, their preparation methods and applications

This invention belongs to the field of supercapacitor technology, specifically relating to a molybdenum oxide-molybdenum disulfide@polytannic acid electrode material, its preparation method, and its applications. Using molybdenum foil as the current collector and electrode, this invention prepares a molybdenum oxide-molybdenum disulfide electrode using electrochemical oxidation and hydrothermal methods. A polytannic acid coating is deposited on its surface to prepare a biodegradable molybdenum oxide-molybdenum disulfide@polytannic acid electrode. This electrode is then sandwiched with a biodegradable gel electrolyte and encapsulated with a biodegradable encapsulation material to construct a biodegradable supercapacitor with self-discharge suppression capabilities. By depositing a polytannic acid coating on the surface of the supercapacitor electrode, its self-discharge behavior is suppressed. The polytannic acid coating can prevent parasitic Faraday reactions of impurity ions on the electrode surface and prevent charge transfer, thereby suppressing the capacitor's self-discharge behavior. Simultaneously, the electrode, electrolyte, and encapsulation material can all degrade in simulated body fluids, potentially opening up applications in implantable medical electronic devices.
Owner:ANHUI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE

Rapid hemostasis balloon and system

PCT designated stageWO2026076729A1EndoscopesCatheterBalloon catheterControl valves
Provided are a rapid hemostasis balloon and a system, relating to the technical field of medical electronics. The rapid hemostasis balloon comprises a catheter assembly, a balloon assembly, and a filling distribution assembly. The balloon assembly comprises a plurality of balloons, and balloon lumens of the plurality of balloons are independent of each other. The catheter assembly comprises a plurality of balloon catheters, and the balloon catheters are arranged in one-to-one correspondence with the balloons. The filling distribution assembly is arranged between a filling device and each balloon catheter filling port and is configured to: determine a target balloon to be filled according to a received balloon filling instruction, and form an infusion passage after docking with a balloon catheter filling port corresponding to the target balloon, so as to fill the target balloon with fluid to expand the target balloon; and release the docking upon completion of fluid filling, such that a filling port control valve of the target balloon returns to a closed state. Manual operations are reduced, time is saved, and the balloon infusion efficiency is improved.
Owner:THE OBSTETRICS & GYNECOLOGY HOSPITAL OF FUDAN UNIV

Surgical equipment non-contact voltage measurement system based on capacitive coupling

The invention discloses a surgical equipment non-contact voltage measuring system based on capacitive coupling, which belongs to the technical field of medical electronic equipment monitoring, and completes original signal acquisition in a mode of electrically connecting a PCB capacitive coupling module with a high-voltage output end of radio-frequency surgical equipment or high-frequency surgical equipment. The test capacitor integrated in the PCB capacitance coupling module is used for measuring the voltage of the to-be-measured surgical equipment to obtain a differential signal, the measurement capacitor is directly integrated in the PCB capacitance coupling module, an external sensor is not needed, the interference of the external environment on the measurement result is avoided, the accuracy of the measurement result is improved, and in addition, the measurement accuracy is improved. In addition, common-mode rejection processing of the differential amplification module is combined, more accurate differential amplification voltage signals can be obtained, measurement result data are generated after the signals are processed by the analog-digital processing module and the data processing module, data interaction is completed, the purpose of voltage measurement is achieved, and non-contact voltage measurement is achieved.
Owner:GUIZHOU WEIDAO ZHONGCHUANG MEDICAL EQUIPMENT CO LTD

Data consistency control method and system for short wave therapeutic apparatus

ActiveCN122018411AProgramme controlComputer controlShort-Wave TherapySoftware engineering
The invention relates to the technical field of medical electronic equipment control, and discloses a data consistency control method and system for a short-wave therapeutic apparatus. According to the method, target treatment parameters issued by an upper computer are received and dynamically mapped into hardware configuration parameters including oscillator control words and power amplifier bias voltage control codes. A logic verification rule is established based on circuit physical characteristics, and data logic consistency among hardware configuration parameters is ensured. After logic verification is passed, hardware configuration parameters are sent to related circuits, actual execution parameters are read in real time for consistency comparison, and parameter loading and output control are triggered only when comparison is passed. According to the invention, through triple mechanisms of dynamic mapping, logic verification and consistency comparison, the treatment accuracy and safety of the short-wave therapeutic apparatus are effectively improved.
Owner:NANJING HUAWEI MEDICAL EQUIP

Liquid metal transient circuit and preparation method and application thereof

PendingCN122640925AIndiumHemt circuits
The application discloses a liquid metal transient circuit and a preparation method and application thereof, and belongs to the technical field of electronic circuits. The liquid metal transient circuit is constructed by printing or brushing a liquid metal slurry, wherein the liquid metal slurry is a composite material with non-Newtonian fluid properties formed by compounding liquid metal and a second phase substance; the whole or part of the transient circuit can be quickly disintegrated under the stimulation of acid, alkali, salt, water or alcohol solution. The liquid metal is selected from one to five alloys of gallium, indium, tin, zinc and bismuth, and the second phase substance is selected from aluminum, magnesium and alloy particles or degradable polymer particles. The preparation method comprises the following steps: mixing to prepare the slurry, designing the circuit structure, and printing or brushing to construct the circuit. The application has the advantages of simple construction method, low cost, circuit disintegration independent of substrate decomposition, fast response speed, and suitability for water level warning, information anti-counterfeiting and medical electronics scenes.
Owner:STATE GRID JIANGXI ELECTRIC POWER CO LTD RES INST

Dual-mode electrophysiology acquisition system and method for multi-mode fingertip monitor

The invention discloses a dual-mode electrophysiology acquisition system and method for a multi-mode fingertip monitor, and belongs to the technical field of medical electronics and biological signal measurement. The system is integrated in fingerstall type wearable equipment supporting double working modes of high-fidelity recording and continuous monitoring, and is characterized by comprising at least two electrodes in contact with the skin; the high-precision bioelectricity analog front-end chip conforms to the medical standard; a low power consumption bioelectricity monitoring unit; and the channel switching circuit is controlled by the main controller. The high-precision analog front-end chip is configured to switch or perform time division multiplexing on at least one signal input channel between a first configuration for collecting electrocardiogram signals and a second configuration for collecting skin electrical activity signals by dynamically reconfiguring an internal register of the high-precision analog front-end chip; therefore, hardware-level synchronous acquisition of two kinds of bio-electricity signals in a high-fidelity recording mode is realized, and sampling of the two kinds of bio-electricity signals is based on the same main clock source. Through the architecture of dual-core isomerism, mode driving and hardware dynamic multiplexing, the contradiction between medical-level precision electrocardio / skin electricity synchronous acquisition and ultra-long endurance continuous monitoring which are simultaneously realized in micro fingerstall equipment is solved.
Owner:THE SECOND AFFILIATED HOSPITAL OF GUILIN MEDICAL UNIVERSITY +1

Implantable closed-loop deep brain nerve stimulation system and method with edge intelligence

The invention relates to the technical field of medical electronics and artificial intelligence crossing, in particular to an implantable closed-loop deep brain nerve stimulation system and method with edge intelligence. The system comprises a core master control and functional circuit module, a pulse generation module, a deep brain electrode, a physiological signal acquisition module, a wireless communication module and a power management module. The core of the method is that a lightweight long-short-term memory network model is locally integrated and operated in an implantable device, electroencephalogram signals collected in real time are subjected to preprocessing and pathological state recognition, and the pathological states comprise multiple symptoms and different degrees of the symptoms; and according to the identified specific state, a corresponding electrical stimulation strategy is adaptively matched and executed to form closed-loop regulation and control. Real-time, accurate and personalized analysis of electroencephalogram signals is realized through edge intelligence, the technical problems that a traditional deep brain stimulation system depends on in-vitro equipment, response is delayed, and multiple symptoms and multiple degrees cannot be finely recognized are solved, and the effectiveness and safety of treatment are remarkably improved.
Owner:SHAANXI QINMING MEDICAL CO LTD

A medical event extraction method based on a generative model

A medical event extraction method based on a generative model comprises the following steps: 1) obtaining electronic medical record text data in a database, and pre-setting entity types and event templates to be extracted; 2) in the electronic medical record text, entities and events in the medical record are marked according to the set template through a marking tool; 3) a transformer model is used as a text encoder to convert the text into a vector representation; 4) an entity is marked using a pointer network; 4) an event type is classified using a pooling layer and a linear layer; 5) a generative transformer is used to generate an event information sequence; and 6) arguments in the event information sequence are extracted, and event information is summarized. The unstructured data in the medical electronic medical record is extracted by using the joint extraction algorithm, so that structured event information is obtained, and strong help is provided for subsequent disease analysis of patients.
Owner:ZHEJIANG UNIV OF TECH

Heat-sealing BOPET (Biaxially Oriented Polyethylene Terephthalate) film, and preparation method and application thereof

The invention relates to the technical field of BOPET (Biaxially Oriented Polyethylene Terephthalate) films, in particular to a heat-sealing BOPET film as well as a preparation method and application thereof. The method comprises the following steps: firstly, preparing a modified low-melting-point PET polyester raw material, adding 1, 2-butanediol, diethylene glycol and inorganic nanoparticles into an acid-alcohol system such as terephthalic acid, isophthalic acid and the like, and carrying out esterification, pre-polycondensation and final polycondensation to obtain the modified low-melting-point PET polyester; and respectively treating melts of the core layer, the heat-sealing layer and the anti-sticking surface layer by adopting a three-layer co-extrusion process, then converging and casting, and carrying out the steps of biaxial stretching, traction rolling and the like to obtain a finished product. According to the invention, the melting point of the polyester is effectively reduced, the flowing and dispersing performance of the polyester is improved, the problems of low sealing fastness and non-uniform heat sealing strength of the existing PET heat sealing film are solved, and the prepared film has excellent and stable heat sealing performance and can be applied to the high-end fields of packaging, daily chemicals, medical treatment and electronics.
Owner:ANHUI GUOFENG PLASTIC

Accurate anesthesia control system and method for daytime operation

PendingCN121926605ASensorsDiagnostic recording/measuringDay case surgeryControl system
The invention provides a precise anesthesia control system and method for a daytime operation. Belongs to the technical field of medical electronics. The method comprises the following steps: performing electroencephalogram signal acquisition area positioning on a patient subjected to a daytime operation, and generating electroencephalogram signal acquisition area data; deploying a high-timeliness electroencephalogram signal acquisition device according to the electroencephalogram signal acquisition area data, and constructing an electroencephalogram signal real-time acquisition network; on the basis of an electroencephalogram signal real-time acquisition network, EEG wave and theta wave signals are synchronously acquired, and original electroencephalogram two-parameter signal data and operation timestamp data are obtained; and performing noise filtering processing on the original electroencephalogram two-parameter signal data to generate pure electroencephalogram two-parameter signal data. The EEG alpha wave and theta wave signals are collected in a high-time-efficiency mode, an individualized two-parameter model is constructed, the accuracy of anesthesia depth judgment is greatly improved, and anesthesia control better meets the individual requirements of patients.
Owner:SHENZHEN WELLCARE MEDICAL APP CO LTD

Anti-packet-loss transmission method and system for physiological signals

The invention provides an anti-packet-loss transmission method and system for physiological signals, and relates to the technical field of medical electronic equipment data communication, and the method comprises the steps: building an annular buffer region for circularly storing N newly collected physiological signal data packets at a transmitting end; when the annular buffer area is filled up for the first time, the current data packet is utilized to cover the historical data packet in the annular buffer area, the current data packet and a redundant backup data packet are sent to a receiving end based on a UDP protocol, the redundant backup data packet is the Mth data packet before the current data packet in the collection sequence, and M is equal to N-1; comparing the current frame number of the current data packet with the previous frame number at a receiving end; and if the current frame number is not continuous with the previous frame number, determining a missing frame number, and filling the redundant backup data packet corresponding to the missing frame number between the current data packet and the previous data packet. The method is high in reliability, low in delay, high in real-time performance, low in power consumption and high in dynamic adaptability.
Owner:SCI RES TRAINING CENT FOR CHINESE ASTRONAUTS

Pulse generator for electric spasm treatment and control method thereof

PendingCN121338244AArtificial respirationMicrocontrollerElectroconvulsive therapy
The invention discloses a pulse generator for electric spasm treatment and a control method thereof, and relates to the technical field of medical electronics. The pulse generator comprises a medical power supply, an energy storage capacitor bank, a full-bridge converter, a pulse transformer, an electrode port, a charging circuit, a current control circuit, a pulse width limiting circuit, a detection circuit and a microcontroller; the charging circuit adjusts energy storage voltage according to treatment voltage or patient impedance, and the energy storage capacitor bank adopts safe extra-low voltage energy storage; the current control circuit realizes constant current output through proportional integral control, the pulse width limiting circuit limits the maximum pulse width through hardware, and each key module has electrical isolation. The scheme solves the problems of difficult current control and large side effect of the existing equipment, improves the stability of the treatment current and the safety of the equipment, and is suitable for the electric spasm treatment of mental disorders such as depression.
Owner:NANTONG MEDICAL DEVICES

Intelligent electrocardiogram lead system based on adaptive impedance matching and neural network recognition

The invention relates to the technical field of medical electronic equipment, in particular to an intelligent electrocardio lead system based on adaptive impedance matching and neural network recognition, which is characterized in that an impedance feature extraction module is used for collecting multi-lead multi-band impedance data of a human body, constructing a differential feature vector and generating parameterized impedance representation; the neural network identification module carries out hierarchical lead position judgment and outputs a position result and confidence; the self-adaptive optimization module is combined with operator feedback update parameters to execute multi-level learning so as to optimize the performance; and the interaction feedback module generates a voice prompt to guide an operator in real time, so that intelligent recognition and self-adaptive optimization of a lead position are realized, the electrocardiogram detection accuracy and the operation convenience are improved, the electrocardiogram examination accuracy is remarkably improved, and misdiagnosis and missed diagnosis caused by lead errors are effectively avoided.
Owner:FUXING HOSPITAL OF CAPITAL MEDICAL UNIV

Band-gap reference circuit based on dynamic enabling

The invention relates to a band-gap reference circuit based on dynamic enabling. High-precision reference voltage output of nearly-zero quiescent current is achieved through digital enabling and sampling and holding technologies. The band-gap reference circuit comprises a band-gap reference module, a sampling and holding module and a logic control module, a depletion type field effect transistor is adopted to suppress leakage current in a holding stage, and the voltage drop rate is remarkably reduced to a flying-ampere-level leakage current level; periodic or event-triggered activation is supported through the logic control module, so that the voltage requirements of transient response and multi-mode switching of the system are met, and the average power consumption is greatly reduced. By means of the design, the problem that the quiescent current of a traditional band-gap reference circuit is too high under the ultra-light load is effectively solved, and the band-gap reference circuit is suitable for wide-load and ultra-low-power-consumption scenes such as the Internet of Things, vehicle regulations and medical electronics.
Owner:TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL

sphygmomanometer

ActiveCN310002658SSphygmomanometerHuman body
1. Name of the product in this design: Blood Pressure Monitor. 2. Purpose of this design: A medical electronic device for measuring human blood pressure and pulse. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Owner:THE 982ND HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY JOINT LOGISTICS SUPPORT FORCE

Biosensing system for real-time monitoring of intestinal signs

PendingCN122056618AStethoscopeAlarmsReal time analysisReal time signal processing
The invention discloses a biosensing system for real-time monitoring of intestinal signs, and relates to the technical field of medical electronics. The system comprises a wearable monitoring terminal, a mobile computing terminal and a remote cloud service platform. The wearable terminal adopts a split design: the flexible patch unit integrates a PVDF piezoelectric film sensor and a motion sensor, the host unit is internally provided with a real-time signal processing module, and the flexible patch unit and the host unit are automatically connected with a contact through magnetic attraction. The working process of the system is as follows: the patch unit collects an abdominal vibration signal, and the host unit performs motion artifact suppression, borborygmus event detection and feature extraction in real time and performs local state feedback; and the processed data is wirelessly transmitted to a mobile terminal APP for visualization and intermediate early warning, and is synchronized to a cloud for big data analysis and personalized health modeling based on machine learning, so that high-level accurate early warning is realized. According to the invention, high signal-to-noise ratio acquisition, intelligent real-time analysis, comfortable and convenient wearing and systematic health management of borborygmus and the like are realized, and the problems of subjectivity, discontinuity, discomfort and insufficient intelligence in the prior art are effectively solved.
Owner:SHANGHAI DAYI JIUDAO MEDICAL TECHNOLOGY CO LTD

An electronic medical record system based on a dynamic knowledge graph

This invention relates to an electronic medical record system based on a dynamic knowledge graph. A dynamic knowledge graph module constructs a knowledge graph of the target medical forms. A real-time front-end verification module monitors the filling actions of each target medical electronic form, triggering a verification request to a real-time rule engine module. The real-time rule engine module performs verification on the filled data based on the knowledge graph. The constructed knowledge graph includes the relationships between the target medical forms and their respective fields, the rule relationships between each field and its corresponding rule, and considers dependencies, mutual exclusions, and triggering relationships between fields in the target medical forms and between fields across different target medical forms. This in-depth analysis of the constraints in the medical forms serves as the basis for verification, ultimately enabling the completion of electronic medical records and effectively improving the accuracy of electronic medical records.
Owner:南京市医疗保障局

Processing method for shoes in clean workshop and prepared shoes

The invention relates to a processing method for shoes in a clean workshop and the prepared shoes, the core of the method is that in the environment of the clean workshop, a component A and a component B containing an electrostatic agent and water in a specific proportion are mixed under high pressure, the mixture is injected into a mold preheated to 45-65 DEG C for foaming curing reaction, and finally the shoes are prepared. Through the synergistic effect of a clean environment, a key raw material ratio and process parameters, the technical problems of insufficient cleanliness, easy generation of bubbles, high chemical residues and the like of traditional PU injection molding shoes are effectively solved, and special shoes meeting the requirements of clean rooms in the industries of medical treatment, electronics and the like can be stably produced; the product has the excellent characteristics of no dust, sterility, antistatic property and uniform foam structure.
Owner:苏州天华超净科技有限公司 +1

Medical electronic tag identification device

The utility model relates to the technical field of tag identification, and discloses a medical electronic tag identification device, which comprises an RFID handset body, a card reading mechanism arranged at the bottom of the RFID handset body, a handle arranged at the bottom of the RFID handset body, a cavity arranged in the handle, a partition plate fixedly connected in the cavity, and a card reading mechanism arranged at the bottom of the RFID handset body. The partition plate is fixedly connected with an electric push rod, and the output end of the electric push rod is fixedly connected with a push block. In the scanning process, the handle is tightly held by fingers, the pressure value is monitored through the pressure sensor, and when the pressure value is higher than a preset value, the electric push rod does not work; when the pressure value is lower than the preset value, the electric push rod works, the elastic band is tightened, and the elastic band and the fingers of an operator are tightened, so that the anti-falling protection effect is achieved, the medical electronic tag recognition device has the advantages of automatic adjustment and falling prevention, and the problem that an existing medical electronic tag recognition device does not have a good limiting function is solved.
Owner:柳雪婷

Multi-modal physiological information detection method and system supporting diabetic foot risk fine typing

The invention provides a multi-modal physiological information detection method and system supporting diabetic foot risk fine typing. Belongs to the field of medical electronic technology and digital health, and is characterized in that a standardized multi-dimensional feature vector including a single-foot sweating parameter, a sweating symmetry parameter, a single-foot temperature parameter and a temperature symmetry parameter is innovatively output by synchronously acquiring optical images of double-foot test paper and foot temperature data and carrying out image processing and feature extraction. The feature vector completely represents the state and balance of foot autonomic nerve and blood vessel functions, an indispensable and objective quantitative data basis is provided for follow-up diabetic foot risk fine typing based on the'temperature-sweating decoupling relationship ', and the technical span from single function detection to support precise pathological typing is achieved.
Owner:CHONGQING NORSDA MEDICAL DEVICE CO LTD

Ultra-low power consumption body-driven four-stage differential operation transconductance amplifier

The invention discloses an ultra-low power consumption body-driven four-stage differential operation transconductance amplifier, which belongs to the technical field of CMOS (Complementary Metal Oxide Semiconductor) analog integrated circuits, and comprises a biasing circuit, a body-driven differential input circuit, a composite differential amplification circuit, a frequency compensation circuit and a common-mode feedback circuit. The bias circuit provides stable bias under the ultra-low voltage of 0.3 V; the body-driven differential input circuit takes a PMOS tube body end as a differential signal input end, and improves equivalent transconductance in combination with a cross positive feedback structure; the composite differential amplification circuit realizes signal multi-stage amplification and rail-to-rail output through a two-stage differential common-source amplification unit and a feedforward AB type output unit; the frequency compensation circuit optimizes the frequency stability in a mode of combining a Miller capacitor and an RC (Resistance-Capacitance) compensation network; and the common-mode feedback circuit stably outputs a common-mode level. The amplifier is suitable for ultra-low power consumption application scenes such as implantable medical electronics and wearable equipment.
Owner:CHENGDU UNIV OF INFORMATION TECH

Sleep monitoring system, method and device for rhythm regulation

The invention provides a sleep monitoring system, method and device for rhythm regulation. Belongs to the technical field of medical electronics and artificial intelligence adjuvant therapy. The method comprises the following steps: positioning multiple physiological signal acquisition areas of a sleep monitoring object, determining EEG signal acquisition points, ECG signal acquisition points and SpO2 signal acquisition points, generating data of the multiple physiological signal acquisition areas, deploying high-timeliness signal acquisition equipment, and constructing a multiple physiological signal synchronous acquisition network. The sleep depth is recognized within 7 seconds or less through the light AI model, the timeliness of sleep state judgment is greatly improved, the atomization administration dosage can be dynamically adjusted in time according to the sleep condition, and precise treatment is achieved.
Owner:SHENZHEN YUANHAI HENGXIN MEDICAL TECH CO LTD

Portable medical electronic display

The utility model discloses a portable medical electronic display, which relates to the technical field of medical equipment and comprises a display body and a portable component, the display body is of an integrated structure, and the portable component is arranged on the outer side of the display body. The portable assembly comprises a protective shell, a fixing shaft, a movable sealing cover, a magnetic attraction fixing stone, a connecting buckle, a telescopic hanging belt, a containing opening and a dustproof net, the protective shell is arranged on the outer side of the displayer body, the fixing shaft is arranged at the front end of the upper side of the protective shell, and the movable sealing cover is rotationally connected to the outer side of the fixing shaft; and magnetic attraction fixing stones are arranged at the rear end of the upper side of the protective shell and the rear end of the lower surface of the movable sealing cover. According to the portable medical electronic display, the electronic display can be protected through the portable assembly, so that the electronic display is not prone to being damaged due to collision, more convenient to carry and not prone to being lost, and the intelligent timed reminding function can be achieved through the intelligent assembly.
Owner:175TH HOSPITAL OF PEOPLES LIBERATION ARMY