58 results about "Respiratory capacity" patented technology

A system includes an implantable medical device that includes a trans-thoracic impedance measurement circuit providing a trans-thoracic impedance signal of a subject. A controller is coupled to the trans-thoracic impedance circuit. The controller extracts a respiration signal from the trans-thoracic impedance signal, measures a breathing volume of the subject using the amplitude of the respiration signal and a breathing volume calibration factor, computes an adjusted breathing volume calibration factor using a reference baseline value of the trans-thoracic impedance and a measured baseline value of the trans-thoracic impedance, and computes a calibrated breathing volume using the adjusted breathing volume calibration factor.

A respiratory volume/flow monitoring system, including a pneumotach that measures micromovements of a membrane in a MRI environment, gates (triggers) a MRI machine to start image acquisition at specific lung volumes or airflow rates during the breathing cycle or other breathing maneuvers of a patient. The system provides breathing motion artifact suppression for any imaging test susceptible to breathing motion artifact, allows respiratory monitoring of the subject during an MRI procedure, and provides the capability to perform spirometric testing while the subject is in the MRI environment. Embodiments of the invention are also applicable for patients undergoing CT imaging or any other imaging modality that allows external triggering.

The invention provides a metabolism assessment system, which comprises a respiration monitoring module, a blood pressure and blood temperature monitoring module, a PH value measuring module, a living condition monitoring module, an impact factor monitoring module, an information processing module and a display module. The information processing module is in charge of continuously receiving, storing and transmitting information acquired by the respiration monitoring module and the impact factor monitoring module, calculating chest circumference and abdomen circumference differences of a sample between exhalation and inhalation under different impact factors, calculating a respiratory capacity within unit time in accordance with the chest circumference and abdomen circumference differences as well as a respiratory rate, and comparing the respiratory capacity with a preset threshold; and the information processing module, in combination with blood pressure, body temperature and PH value information, is used for analyzing work of respiratory dynamic performance and heart dynamic performance on blood circulation and lymphatic circulation, and for analyzing and assessing electromagnetic metabolism, chemical metabolism, mechanical metabolism and the like with the application of a correlation equation between the various impact factors. According to the comprehensive metabolism assessment system provided by the invention, human metabolism can be assessed by calculating the correlation equation on the basis of a big data technology.

An apparatus used in the medical industry, in order to increase transpulmonary pressure and respiratory volumes, to improve inspiratory muscle performance and re-establish the normal pulmonary hyperinflation, through the employment of electronic technology, providing audible, simulated, verbal, human sounding words, that assist, guide and prompt, increasing patient usage. In one embodiment, the Incentive Spirometer uses a capacitive sensing circuit for sensing movement of the float within the tube wall and for obtaining a measurement or reading of the patient's performance with the Incentive Spirometer. A tilt switch can also be included to prevent a patient from turning the Incentive Spirometer upside down.

The invention discloses a cloud health internet platform system based on a cloud intelligent health mobile phone. The cloud health internet platform system comprises an intelligent mobile phone unit, and an image analysis module unit, an orthopedic X-ray image detection and analysis module unit, a human body ultrasound image detection and analysis module, a blood detection and analysis module unit, an electrocardiogram and pulse pattern measurement and analysis module, a body temperature and respiratory capacity detection and analysis module, a blood pressure and brain wave detection and analysis module and other detection functional modules, which are connected with the intelligent mobile phone unit for the detection of ophthalmology, dermatology, ear-nose-throat and stomatology. The cloud intelligent health mobile phone is combined with the cloud health internet platform system to ensure numerous detection functions of human health and environmental parameters, the cloud health internet platform is combined to ensure more comprehensive and intelligent monitoring, and help people to master the health information per se at any time and any place and master the quality of the living environments at any time and any place, so as to improve the body health level and the living quality of people.

The invention relates to an oil conservator moisture absorber with convenient silica gel replacement, which comprises tank bodies communicated with an oil conservator capsule, wherein the tank bodies are filled with silica gel. The oil conservator moisture absorber is characterized in that the number of the tank bodies is at least two, the tank opening of each tank body is provided with a vacuum valve, and the vacuum valves are connected with connecting pipes communicated with the oil conservator capsule through multi-pass pipes. On the premise of ensuring the respiratory capacity of the moisture absorber, the prior moisture absorber with one tank is changed into a moisture absorber with at least two tanks, each single moisture absorber has smaller volume and lighter weight, and the oil conservator moisture absorber can be carried manually to replace the silica gel by one person, is convenient and quick, and saves certain time and maintenance cost, and simultaneously, when the silica gel is affected with damp, the oil conservator is ensured to be in a normal respiratory state during the whole replacement.

The invention provides a regional terrestrial ecosystem respiratory monitoring method based on remote sensing. The monitoring method comprises the following steps: S1, obtaining time series satellite remote sensing data within a region; S2, performing remote sensing retrieval to key parameters; S3, quantifying key physiological and ecological parameters of different vegetation forms based on land cover or land utilization data; S4, obtaining meteorological interpolation data of time series; S5, carrying out cloud removal to obtain vegetation growing season curve without noise impact; S6, determining the annual respiratory capacity of the regional terrestrial ecosystem. The method is based on the time series remote sensing data, considers spatial difference of the vegetation form, determines the ecosystem respiratory algorithm within the region, solves the problem that the regional terrestrial ecosystem respiratory monitoring only relies on meteorological data but is insufficient to express heterogeneous information of the land cover within large scale, improves the precision of regional scale ecosystem respiratory estimation, and accurately and quantitatively describes temporal dynamics of the respiration in different ecosystems.

The invention is directed method for measuring respiration using impedance pneumography over a duration of at least several minutes, several hours or over the duration of night sleep, the method comprising: using at least one electrode (11) configured to be in contact with an arm (2) of a human body (1) and at least one electrode (22) configured to be in skin contact with the thorax of a human body (1); defining impedance signal changes which relate to the respiratory volume changes or time-differentiated impedance signal changes which relate to the respiratory flow; and analysing variation over time in flow-time, volume-time, flow-volume curves, or derived numerical indices, or plain respiratory impedance signal or its time derivate over the duration of at least several minutes, several hours or over the duration of night sleep.

An apparatus used in the medical industry, in order to increase transpulmonary pressure and respiratory volumes, to improve inspiratory muscle performance and re-establish the normal pulmonary hyperinflation, through the employment of electronic technology, providing audible, simulated, verbal, human sounding words, that assist, guide and prompt, increasing patient usage. In the past, lack of usage of this simple plastic, antiquated, disposable unit, by the patient, has contributed to severe problems, such as pneumonia. Without prompting, the patient finds it hard to inhale into a tube repetitively, to improve their lungs. Previous applications of prior equipment has been poor, thus adding intelligence in the form of electronic technology, which prompts without assistance, is a tremendous advantage in helping not only the sighted, but also the blind as well, since normally only written information accompanies the incentive spirometer, thus, changing the use of this medical device as we know it today.

The invention relates to an isolation type chemical oxygen self rescuer comprising a seal housing, a respiratory system, an oxygen candle, a drug tank and an airbag. The respiratory system and the oxygen candle are communicated with the top of the drug tank, the airbag is communicated with the bottom of the drug tank, and the respiratory system, the oxygen candle, the drug tank and the airbag are placed in an accommodating space of the seal housing. The self rescuer is a 45 min one, the drug capacity, the entire size and the size of the drug tank are researched comprehensively, so that the device is capable of meeting the requirements of 45 min respiratory capacity and time through the minimum size; aiming to improve the tightness performance of the device, the upper and lower cover sealing manner, airbag manufacturing process and connection process of various ventilation components are optimized, so that the tightness performance of the device is improved, and the safety is higher.

The invention discloses a real-time sensing and intelligent regulating system of the testee respiratory capacity and an implementation method of the real-time sensing and intelligent regulating system. The real-time sensing and intelligent regulating system comprises a vent valve, a flow sensor, a pulse sensor, a converter, a simulation operating system and a control chip, wherein the flow sensorwhich is used for monitoring the flow of a gas inlet is arranged in the gas inlet, the pulse sensor is used for monitoring the heart rate, the converter is used for converting the gas flow speed of the gas inlet and the heart rate monitoring result data, and is adapted through a computing storage to transmit the data to the simulation operating system; the simulation operating system is used for conducting fitting operations on the heart rate data and the respiratory capacity data according to a preset heart rate-respiratory capacity control model and assigning values of related relations to the control chip; the control chip is used for calculating the respiratory capacity according to the heart rate value which is transmitted in real time, comparing the respiratory capacity with actually-measured respiratory capacity, and sending a control instruction to a control valve. By means of the real-time sensing and intelligent regulating system of the testee respiratory capacity and the implementation method of the real-time sensing and intelligent regulating system, a precise estimation and automatic control system of a crowd behavior mode can be built, and a scientific basis is provided for accurately obtaining important parameters for monitoring air exposure behaviors of a tested crowd.

The invention discloses an oxygen inhaling device for heart and cerebral vessel nursing. The oxygen inhaling device comprises a support housing, one side of the bottom inside the support housing is provided with an oxygen tank, an air purifying device and an adapting tank, the air outlet of the oxygen tank is connected to one side of the adapting tank through a conduit, the conduit through which the oxygen tank and the adapting tank are connected is provided with a solenoid valve, an air outlet of a connecting box of the air purifying device is connected to one side of the adapting tank through a conduit, one side of the support housing is provided with an air pump through a bolt, the oxygen tank can add oxygen into air, the air purifying device can filter the air, a patient is prevented from infection, a gas flow sensor can measure the respiratory capacity of the patient, and therefore the respiration of the patient is detected, so that the detection is more convenient. The oxygen inhaling device for the heart and cerebral vessel nursing is simple in structure and convenient to operate, not only can oxygen amount in the air be supplemented, but also the air can be filtered, and the patient is prevented from the infection.

The invention discloses a detection analysis device for the respiratory department of internal medicine. The device comprises a control shell and an elastic support belt, the front surface of the control shell is provided with a control keyboard and a display, the control shell is internally provided with a WIFI connector, a memory, a recorder, a processor, an accumulator and a data comparator, two ends of the elastic support belt are both provided with fixing belts, the middle of the elastic support belt is provided with a through hole, one side of the through hole is provided with a respirator, the cough voice of a patient can be recorded by a sound pick-up, so that the judgment is more accurate, the magnitude and frequency of the cough voice of the patient can be detected by a vibrating sensor, so that the detection is more accurate, and the respiratory capacity of the patient can be detected by a flowmeter. According to the detection analysis device for the respiratory department of the internal medicine, the structure is simple, the operation is convenient, not only can the respiration of the patient be fully detected, but also the detection is more accurate, and the patient can take along the device.

The invention relates to atomization treatment equipment capable of intelligently regulating output quantity. The atomization treatment equipment comprises a shell, an atomizing device, an administration device, an air supply device, a control processor and a respiration detector and is characterized in that the shell comprises a breathing mask; the atomizing device atomizes liquid medicine released by the administration device; the air supply device comprises an air inlet tube, an air outlet tube and an air pump; one end of the air inlet tube is communicated with the outer side of the shell, and the other end of the air inlet tube is connected with the air pump; one end of the air outlet tube is connected with the air pump, and the other end of the air outlet pipe is connected with the atomizing device; the administration device comprises a drug storage part, the drug storage part comprises a storage bottle, an administration valve and a drug outlet tube; the administration valve is connected with the control processor, the control processor outputs an opening signal or a closing signal to the administration valve, and the administration valve is opened or closed according to the opening signal or the closing signal; the respiration detector is used for detecting respiratory capacity.

The invention discloses a long-necked respirator, which comprises a shell and a flexible sealing ring fixed to the periphery of the lateral face of the shell. The flexible sealing ring can be used for sealing a nose or the outer contour of the nose and a mouth and is provided with fixing straps, the shell is provided with an opening and hermetically connected with a vertical pipe, the upper end of the vertical pipe is forked to respectively form an air outlet pipe and an air inlet pipe, an adjusting valve for plugging the air outlet pipe in air intake and plugging the air inlet pipe in air outtake is arranged at the forked position, a mechanism for partially stopping air is arranged at the upper end of the air outlet pipe, and the air inlet pipe is connected with an air injection mechanism. The long-necked respirator solves the problem that a past respirator can only allow nostrils instead of a mouth to breathe. The long-necked respirator is applicable to underwater emergency treatment for dying people, and can also be used for increasing or activating cell viability, promoting whole body blood circulation, improving respiratory capacity, and achieving the positive effects of helping respiration, starting heart beating and leading a human body to rise again.

The invention relates to a thoracic cavity electrical impedance simulation method based on human tissue conductivity refined modeling design, and belongs to the technical field of medical detection. According to the method, classification modeling is performed according to cell composition, components and conductivity of each tissue of the thoracic cavity, simulation excitation source parameters and electromagnetic field constraint conditions, field domain equations and boundary conditions of each region are determined, a thoracic cavity mathematical physical model is constructed in a partitioned manner, and then a finite element simulation method is utilized to realize construction of a thoracic cavity simulation model. Simulation experiment analysis and various parameter tests are carried out, and the change relation between lung air parameters and thoracic cavity electrical impedance simulation values is determined. According to the invention, the detection situation of the actual thoracic cavity electrical impedance can be well simulated, the electrical characteristics and various parameters of each part of the thoracic cavity can be effectively reflected according to the excitation signal, a theoretical basis is provided for subsequent related thoracic cavity electrical impedance measurement and lung function detection, namely lung respiratory capacity detection experiments, and the invention has high reference and guidance values.

The invention relates to a method and a system for automatically measuring the aerobic respiratory capacity of a biodegradable material. The system comprises a culture device, a detection device, a ventilation device and a control device. The culture device is used for culturing a biodegradable material; the detection device is connected with the culture device through a gas detection circulating pipeline and is used for detecting the content of gas in the culture device; the ventilation device is connected with the culture device through a ventilation pipeline and used for replacing the gas in the culture device; and the control device is electrically connected with the detection device and the ventilation device and used for receiving an electric signal from the detection device and controlling starting and stopping of the ventilation device. Compared with the prior art, the method and the system have the advantages of adaptability to multi-source materials, stable and reliable test result, short test time, test result close to reality, low cost, environmental friendliness and the like, and can be applied to scenes such as evaluation of biological stability before final treatment or resource utilization of various biodegradable materials and treatment products thereof.

The invention discloses an automatic humidification oxygen aeration precise air supply device for a headboard. The device comprises a humidification heating device and a dispersion air port; the two ends of the humidification heating device are provided with a gas inlet and a gas outlet respectively, and a sponge is arranged in the humidification heating device; the dispersion air port is formed in the upper portion of the headboard and connected with the gas outlet through a pipe. According to the automatic humidification oxygen aeration precise air supply device for the headboard, based on the characteristics of low oxygen, low humidity and low temperature of the plateau section, the limited space of the headboard is sufficiently used, by using a gravity settling principle, the oxygen aeration airflow of the headboard is subjected to heat and humidity adjustment, and the sleep environment problem is effectively solved. Through an automatic tracking precise air conveying tail end device for the headboard, the oxygen conveying direction can be effectively guaranteed; the human body is combined with the oxygen conveying amount of the tail end air supply device through change of theoxyhemoglobin saturation, the problem of different respiratory capacities and oxygen requirements caused by individual differences is solved, the oxygen consumption amount is lowered accordingly, thedemand of the human body for the comfort sleep thermal environment is met, and the energy utilization efficiency is improved.

The invention discloses a novel filter oxygen breathing machine for an emergency internal medicine. The breathing machine comprises a support shell, the bottom face of the internal portion of the support shell is provided with an air pressure tank, a breathing machine and an air filter tank, and an air outlet of the air pressure tank is connected with an air inlet of the breathing machine througha catheter; an air outlet of the breathing machine is connected with the lower end of one side of the air filter tank through a catheter, the top face of the internal portion of the air filter tank isprovided with a filter plate, oxygen can be filtered through the air filter tank, the air filtration is more convenient, and the fixation is more convenient; the exhaled air can be sterilized throughan ultraviolet light germicidal lamp, the sterilization is more convenient, the respiratory capacity of a patient can be detected through a gas flow sensor, so that the detection is more convenient;According to the novel filter oxygen breathing machine, the structure is convenient, not only can the respiratory capacity of the patient be detected, but also the respiratory gas can be processed, and the convenience is provided for a doctor.

The invention discloses a physiological parameter dynamic monitoring device for training chemical defense corps, and belongs to the field of biomedicine technology and electric engineering. The physiological parameter dynamic monitoring device comprises a body temperature module, a pulse blood oxygen module, a breathe detecting module, a signal modulating module, a single chip, a communication module, a storage module, and a power supply module; the signal modulating module is used for processing the body temperature, pulse, the blood oxygen saturation degree, respiratory capacity, respiratory rate and other signals output by the body temperature module, the pulse blood oxygen module, and the breathe detecting module, and outputting the processing result to the single chip; the single chip calculates the numerical value of the body temperature, pulse, the blood oxygen saturation degree, respiratory capacity, and the respiratory rate of the human body, and storing theses values in the storage module; the communication module is used for outputting these numerical values to an external device; the power supply module supplies power to the whole device. The physiological parameter dynamic monitoring device transforms the existing gas mask of chemical defense corps; the physiological parameter dynamic monitoring device is simple in structure, low in cost, and able to monitor the physical data of the chemical defense corps and prevent the accident occurrence caused by 'excessive movement'.

The invention belongs to the field of wireless sensing and medical monitoring and relates to a human body respiratory capacity assessment system based on an RFID label and a method. The system comprises three modules. The method comprises the following steps of (1) chest displacement assessment, wherein a low-pass filter is applied to pre-processed phase flow data to eliminate noise generated fromthe environment and multiple paths, a distance and phase conversion formula is used for deducing the relative displacement of a chest label, and the relative displacement of the chest label is calibrated; (2) motion error elimination, wherein a reference label is additionally added to the lower portion of the neck of each user to eliminate baseline drift generated by phase flow when the upper body of each user slightly moves in the measurement period; (3) establishment of a relation between chest displacement and the respiratory capacity, wherein a BP neural network is used for establishing arelation model between multi-point displacement of the chest and the respiratory capacity in the single-time respiration period. According to the system, under the condition of not disturbing the users, the respiratory capacity of multiple users can be monitored for a long time, and accordingly the basis is provided for monitoring and diagnosis of some respiratory tract diseases.

The invention relates to the technical field of physiological early warning, and provides a wearable physiological early warning device which comprises a snoring monitoring system, a respiratory capacity detection system and an alarm. The respiratory capacity detection system is used for detecting the respiratory capacity of a user and judging whether the apnea phenomenon occurs or not according to the respiratory capacity, and the snoring monitoring system is arranged on a pillow or a bed of the user. By means of the technical scheme, the problems that in the prior art, part of snore people can have the apnea syndrome when snoring in the deep sleep state, namely in the snoring process, the respiratory tract is seriously blocked, breathing is suddenly paused, pause lasts for a period of time, short-time suffocation is caused, normal people wake up, however, part of older people cannot feel snore due to the fact that the respiratory tract is seriously blocked, and the snore is prone to happening are solved. And the risk of death by suffocation exists.

The invention discloses an adjustable atomization inhalation device for the pediatric internal medicine and belongs to the field of atomization devices. The device comprises an upper cover, an atomization bottle, an adjustment mechanism, an atomization mechanism and a base, the upper cover and the base are connected to the top and bottom of the atomization bottle respectively, and the adjustment mechanism and the atomization mechanism are placed in the atomization bottle. According to the device, by installing a gas guide base, a press plate, a rotation shaft, an impeller, a spring base and ascrew, exhaled gas conveniently drives the press plate to press the spring base to descend, the content of exhaled gas is obtained, and after expiration is ended, the press plate conveniently reboundsand ascends under the application force of the spring base, so that the screw drives the rotation shaft and the impeller to rotate anticlockwise during ascending; an atomized medicine solution is quantitatively conveyed into an air nozzle connection end through rotation of the impeller, the device conveniently adjusts the content of inhaled gas next time according to the content of exhaled gas, the atomization inhalation amount of the device is effectively and automatically adjusted according to the change of the respiratory capacity of a child, the applicability of the device is improved, and the device is conveniently suitable for children, with different respiratory capacities, in different age groups.

The invention relates to a mask. The mask comprises a mask body and two ear hooks arranged on the two sides of the mask body, the mask body comprises a first upper non-woven fabric layer, a first melt-blown fabric layer, a buffer breathable layer and a first inner non-woven fabric layer which are sequentially stacked up and down, the thickness of the buffer breathable layer is not smaller than 5 mm, and the buffer breathable layer has compressibility and breathability; air guide areas are arranged on the two sides of the mask body respectively, at least one long hole is formed in each air guide area, each ear hook comprises an air guide part and a connecting part, the air guide parts are fixed to the portions, located on the peripheral sides of the air guide areas, of the back face of themask body, an air guide cavity is formed between each air guide part and the corresponding air guide area, and the long holes are communicated with the air guide cavities. The invention relates to thefield of masks, when the respiratory capacity of a human body is increased, air between a mask body and the face can flow and be exhausted through the buffering breathable layer and the air guide cavities, the storage and buffering functions on the air are achieved, and the technical problems that a mask is poor in ventilation performance and poor in air tightness are solved.