33 results about "Pulmonary respiration" patented technology

The invention discloses a respirator simulation lung device for emergency nursing. The respirator simulation lung device is composed of a body, an upper substrate, a bottom substrate, a simulation lung cavity, a scavenging port, a flow sensor, a humidity sensor, a throttle control valve, an atomizing spray head, a DC servo motor, a cam, a belt, a connecting rod, a controller and a capacitive liquid crystal control screen, wherein the capacitive liquid crystal control screen is used for setting respiratory physiological parameters such as inspiratory / expiratory ratio, respiratory frequency, tidal volume and vital capacity by use of inputting of a doctor; the flow sensor is used for detecting the air flow passing through the scavenging port of the simulation lung cavity; the humidity sensor is used for detecting the humidity inside the simulation lung cavity; the controller is triggered to control the throttle control valve, the atomizing spray head and the DC servo motor to move according to the set respiration parameters, the detected flow signal and the humidity signal, thereby the air flow and the humidity. The respirator simulation lung device for emergency nursing well conforms to the human pulmonary respiration physiology, is simple in structure and high in practicability, and has an extremely high application value in occasions such as scientific experimental research, respiration physiology teaching and respiration related product inspection.

The present invention relates to a method of ventilating excised lungs. A ventilation gas is supplied to an airway of a lung and a vacuum is formed around the lung. A quality of the vacuum is varied between a lower level and a higher level to cause the lung to breathe, while the pressure of the ventilation gas supplied to the airway is regulated to maintain a positive airway pressure in the airwayof the lung. The vacuum may be cyclically varied between the two vacuum levels. The levels may be maintained substantially constant over a period of time, or one or both of the lower and higher levels may be adjusted during ventilation. The lung may be placed in a sealed chamber, and a vacuum is formed in the chamber around the lung.

A method and infrared sensing device for determining the concentration of alveolar alcohol in a breath sample exhaled by a subject into an infrared sensing device. The presence of alcohol from the upper respiratory tract of the subject is detected by continuously monitoring alcohol and carbon dioxide, normalizing alcohol values with respect to carbon dioxide, calculating a difference between normalized alcohol concentration and carbon dioxide concentration over time, integrating (summing) the difference, and comparing the integrated difference with a threshold. This technique accurately and consistently detects the presence of mouth alcohol in the sample before the presence of carbon dioxide which originates in deep lung breath.

The invention discloses a safe and efficient terrapin trapping device. The safe and efficient terrapin trapping device comprises a cage body which is externally covered by a net. The cage body is at least provided with one inducing inlet which is shaped like a funnel from outside to inside and made of an elastic material. A floating device is arranged on a sidewall in a middle part of the cage body. The cage body is further internally provided with a bait bottle containing bait. The wall of the bait bottle has a plurality of small holes. The safe and efficient terrapin trapping device disclosed by the invention is designed in combination with the practice foundation and technical summary for trapping in a long time according to the biological characteristics such as pulmonary respiration,feeding habits and the like of the terrapin. The safe and efficient terrapin trapping device disclosed by the invention has good induction effect, uses less bait, saves time, ensures the safety of the terrapin, causes no drowning of the terrapin, can trap the terrapin continuously for a long time, has high universality and low cost, and is benefit for popularization and utilization.

The invention provides a cardiopulmonary respiration test and personalized deep respiration and oxygen therapy system and device. The cardiopulmonary respiration test and personalized deep respiration and oxygen therapy system comprises a signal acquisition and index measurement subsystem, a signal processing and cardiopulmonary system series index calculation subsystem, a test report generation and prescription making subsystem, a personalized deep breath training and oxygen therapy implementation subsystem and an intervention progress summarization and prescription optimization subsystem; the signal acquisition and index measurement subsystem is used for acquiring electrocardio and respiratory signals of a tested person and measuring blood pressure, blood oxygen and respiratory tidal volume of the tested person; the signal processing and cardiopulmonary system series index calculation subsystem is used for processing and analyzing electrocardio and respiratory signals, blood pressure, blood oxygen and tidal volume obtained by the signal acquisition and index measurement subsystem and calculating cardiopulmonary system series indexes; the test report generation and prescription making subsystem is used for generating a cardiopulmonary respiration test report and making personalized deep respiration and oxygen therapy prescriptions according to the cardiopulmonary system series indexes; the personalized deep breath training and oxygen therapy implementation subsystem is used for guiding, monitoring and guiding implementation of deep breath training and oxygen therapy of a patient according to a personalized deep breath and oxygen therapy prescription; and the intervention progress summarization and prescription optimization subsystem is used for evaluating the progress and optimizing the prescription according to a report of multiple times of deep breath training and oxygen therapy. Therefore, a complete accurate diagnosis and intervention system for evaluating, intervening and optimizing diseases of a cardiopulmonary metabolism system is formed.

The invention discloses a digital respiration following oxygen supply system. The digital respiration following oxygen supply system comprises a respiration rhythm sensor, a height sensor, a microcontroller, a D / A converter and proportional valves. The input end of the microcontroller is connected with the height sensor and the respiration rhythm sensor, and the proportional valves communicate with an oxygen source and an oxygen mask through oxygen transmitting pipelines. The invention further discloses an oxygen supply method of the digital respiration following oxygen supply system. The method includes the following steps that the pulmonary respiration depth P of a human body is detected; the pulmonary respiration cycle T of the human body is detected; the pulmonary ventilation flow sigma and the needed oxygen flow (O2) are worked out through a mathematical model preset in a microprocessor according to the respiration depth P and the respiration cycle T; the microcontroller converts the obtained pulmonary ventilation flow sigma and needed oxygen flow (O2) into electric signals which are then sent to the D / A converter; and the opening degree of the proportional valves is controlled according to the intensity of the electric signals through the D / A converter. The oxygen utilization rate is increased and the comfort level is improved for an oxygen user.

The invention relates to the technical field of environmental aerosol measuring, in particular to a simulated lung breathing device. The device comprises a sealing box, a lung model, an air collectingbag and an air pump, and the lung model and the air collecting bag are both arranged in the sealing box and are kept independent of each other; the lung model is connected with a lung pipeline leading to the outside of the sealing box; the air pump is connected with a suction pipeline, the suction pipeline is provided with a first valve and a second valve, and the first valve, the second valve and the air pump form a series loop; the air collecting bag is communicated with the suction pipeline and is communicated between the first valve and the second valve; the first valve and the second valve are three-way valves, and a valve port of each valve is kept to be communicated with air outside the sealing box; the air pump exhausts air from the air collecting bag, the air collecting bag contracts, the air pressure in the sealing box is reduced, airflow enters the lung model from the lung pipeline, and the inspiration process is completed; the air pump inflates the air collecting bag, theair collecting bag expands, the air pressure in the sealing box is increased, airflow flows out of the lung model along the lung pipeline, and the expiration process is completed.

The invention relates to an adult simple breathing training balloon and a using method thereof. The training balloon comprises a one-way exhaust valve, a safety valve, a balloon main body and an air inlet valve, wherein the one-way exhaust valve is arranged at one end of the balloon main body, the safety valve is arranged between the one-way exhaust valve and the balloon main body, and the air inlet valve is arranged at the other end of the balloon main body, and the duckbill arranged on the one-way exhaust valve is directly connected with the tracheal cannula of a patient. The adult simple breathing training balloon is directly connected with the tracheal cannula of a patient, by pressing the balloon, the therapist or the nurse can perform the breathing training for the patient with clearconsciousness, and can directly carry out the lung breathing training for patients with unconsciousness by observing the breathing situation of the patient.

The invention discloses a pulmonary respiration assistance control method and a control device applying the same, and a respiration machine, and relates to the field of pulmonary respiration. The pulmonary respiration assistance control method comprises the steps of measuring first displacement generated in two courses of exhaling and normal inhaling when the chest of a human body is in normal andcalm respiration; collecting second displacement generated in the two courses of exhaling and normal inhaling in a real-time manner when the chest is in clam respiration with the respiration machine;calculating the deviation value of the first displacement and the second displacement; and according to the deviation value, determining the air supply quantity inflated to the lung by the respiration machine. The problems that due to differences of the state of patients, the flow control of the respiration machine is complex and high-requirement leakage detection is needed can be solved.

The invention discloses a portable lung respiratory function training device which is structurally characterized in that a liquid flow meter is connected with a liquid storage device through a liquidpipe, and the liquid storage device is connected with a valve port of a hydraulic cylinder through a liquid pipe; the end of a hydraulic piston rod of the hydraulic cylinder is connected with a cylinder piston rod of the cylinder through a connector. The breathing port is connected to one valve port of the cylinder through an air pipe. The converter is connected to the liquid flow meter through adata line and converts liquid flow data into vital capacity values, the converter is connected to the displayer through a data line, and the additional breathing port is connected to the other valve port of the air cylinder through an air pipe. The device has the advantages that the training effect is fed back in real time while expiration and inspiration are conducted, the device can be used by two persons at the same time for lung function competition, the training interestingness is increased, and the enthusiasm of people for lung function training is improved.

The invention provides a polypeptide for inhibiting telomere injury. The polypeptide is named to be TELODIN, and is selected from one of twelve kinds of polypeptides for inhibiting telomere function abnormity. The polypeptide comprises various different variation and derivation structures. The polypeptide is used for preventing and treating the telomere injury and telomere shortening in a stress-free state, obtains the telomere lengthening effect, enhances stem cell amplification, enhances and improves lung respiration functions, increases the skin hair follicle quantity, prolongs the life ofa mouse under the stress condition, can inhibit the telomere function abnormity, has the efficacies of delaying and resisting senescence and prolonging the life, can be used for preventing and treating the diseases and states relevant to lung and skin senescence due to stress, and achieves the effects of delaying senescence, preventing early death and preventing and treating relevant diseases through inhibiting the injury and shortening of chromosome telomere in the cells. The polypeptide can be applied to preparation of medicine for delaying senescence and preventing and treating diseases relevant to telomere function abnormity, including the medicine for treating diseases relevant to tissue organ senescence, degradation, fibrosis, functional disorder and exhaustion due to telomere injury.

The invention provides a portable nasal respiratory function detection device. The portable nasal respiratory function detection device comprises a nasal pressure difference sensor, a nasal airflow sensor, a host and a display and is in an integrated portable design, and the nasal pressure difference sensor assembly is provided with an olive-head nasal plug, a pressure measurement connecting hose and a pressure sensing trigger switch; the nasal airflow sensor assembly is provided with a sealing nasal mask, an airflow connecting sleeve and an airflow sensor; and the host and the display are provided with an analog-to-digital conversion and calculation display chip, a liquid crystal display panel and a control button, and the pressure sensing trigger switch is set to trigger and record an air flow value and calculate and display an airway resistance value when the nasal air pressure difference reaches 150Pa or 75Pa. A nasal inspiration flow rate peak value can be displayed, main pulmonary respiration function indexes such as forced vital capacity, forced expiration volume in one second and the numerical value of the maximum expiration flow rate can be calculated and displayed, and results can be recorded and printed through an image-text work station. Operation is simple, results are visual and accurate, manufacturing cost is low, and application and popularization are convenient.

The invention discloses a pulmonary respiration motion model teaching tool, which comprises a top cover, a display bottle, a reserve hole and a magnifying glass; a rubber plug is installed in an inletat the upper part of the top cover, and a simulation air balloon is arranged in the display bottle, the lower part of the simulation air balloon is connected with an elastic cloth, the lower part ofthe outer part of the display bottle is connected with a connecting pillar on the bottom plate through a connecting sleeve, the front surface of the vertical plate is provided with a buckle slot, anda puncture hole is reserved on the vertical hole; the reserve hole is arranged on the bottom plate, and the outside of the reserve hole is reserved with an insert slot; the magnifying glass is connected with a connecting block through an adjusting soft rod. According to the pulmonary respiration motion model teaching tool, the elastic cloth is bonded to the lower part of the simulation air balloon, the simulation air balloon plays a role of lung; the elastic cloth is existed as a thoracic cavity; when the simulation air balloon fills air or discharges air, the elastic cloth is correspondinglychanged along with it, thus a learner can more directly and vividly learn about the lung breathing motion.

The invention discloses a breathing exercise device for chronic obstructive pulmonary diseases, and relates to the technical field of chronic obstructive pulmonary breathing exercise. The device comprises a square box body, one end of the square box body is provided with an air inlet pipe convenient for a patient to blow air for exercise, the square box body is internally provided with a circulation groove and a control groove which are communicated with the air inlet pipe in the air flow inlet direction, a sliding box is slidably connected into the circulation groove in the airflow blowing direction, a balancing weight is placed in the sliding box, the end, away from the air inlet pipe, of the sliding box is fixedly connected with the inner wall of the circulation groove through a second spring, a strip-shaped rod is arranged on the sliding box, the circulation groove communicates with the control groove through a clamping groove, the strip-shaped rod extends into the control groove through the clamping groove, and a square groove located above the control groove is formed in the square box body. The breathing exercise device for chronic obstructive pulmonary diseases can enable a patient to observe the training condition of the patient in the training process, and encouragement and interestingness are achieved.

The invention relates to an in-vitro lung storage perfusion apparatus. The apparatus comprises a storage perfusion box body, wherein a perfusion circulation mechanism and a breathing circulation mechanism are arranged in the storage perfusion box body, and the perfusion circulation mechanism and the breathing circulation mechanism are electrically connected with a perfusion breathing controller inthe storage perfusion box body; after the perfusion circulation mechanism is adaptively connected with the pulmonary artery and pulmonary vein of an in-vitro lung, the perfusion breathing controllercontrols the perfusion circulation mechanism to perform continuous perfusate perfusion on the connected in-vitro lung, and metabolites generated by the in-vitro lung can be removed in the perfusate perfusion process; and the perfusion breathing controller controls the breathing circulation mechanism to assist breathing of the in-vitro lung, so that the in-vitro lung can keep a normal breathing state. The apparatus can effectively realize cleaning perfusion of the in-vitro lung in the transferring process, effectively removes metabolites generated in the transferring process of the in-vitro lung, provides breathing circulation of the in-vitro lung in the transferring process, ensures the function of the in-vitro lung in the transferring process, and is safe and reliable.

The invention provides a dynamic teaching tool for pulmonary respiration. After a main pipe is inserted at a bottle plug of a transparent bottle, the main pipe is divided into two branch pipes, and the ends of the two branch pipes are respectively provided with balloons. In use, the main pipe can be used for air supply or air discharging, so as to enable the two balloons to be expanded or shrunk.Therefore, the pulmonary activity demonstration states of expanding and shrinking can be observed outside a transparent bottle.

The invention relates to the technical field of environmental aerosol measurement, and more specifically, to a simulated lung breathing device. The device includes a sealed box, a lung model, a gas sampling bag and an air pump, and the lung model and the gas sampling bag are arranged inside the sealed box and kept independent of each other; the lung model is connected with a lung pipeline leading to the outside of the sealed box The air pump is connected with a suction pipeline, and the suction pipeline is provided with a first valve and a second valve, and the first valve, the second valve, and the air pump form a series loop; the gas collection bag is connected to the suction pipeline, There is and is connected between the first valve and the second valve; the first valve and the second valve are three-way valves, and each maintains a valve port connected to the outside air of the sealed box; the air pump draws air from the gas collection bag, The gas collection bag shrinks, the air pressure in the sealed box becomes smaller, and the air flow enters the lung model from the lung circuit to complete the inhalation process; The lung circuit flows out to complete the exhalation process.

The invention relates to the technical field of medical treatment, and discloses a multifunctional child lung rehabilitation training device which comprises a base. A bearing seat is fixedly connected to the right side of the upper surface of the base, a telescopic cylinder is fixedly connected to the upper surface of the bearing seat, and an extension rod is slidably connected to the interior of the telescopic cylinder; a locking ring is fixedly connected to the outer side wall of a telescopic cylinder, a user blows an expiration cover, a telescopic hose and a training gear, then the pulmonary respiratory capacity of the user is observed, a triangular plate is moved by rotating a bolt, and when the triangular plate moves, an adjusting wheel is driven to move on the triangular plate so that a rack is driven to lift, and a gear shaft is driven to rotate during lifting of the rack; and due to the design of a cam and a limiting groove, the cam is ensured to be limited after rotating by a certain angle, then a T-shaped plate is moved towards a training gear, a reinforcing gear is meshed with the training gear, and the rotating difficulty of the training gear is increased.

The invention discloses a safe and efficient terrapin trapping device. The safe and efficient terrapin trapping device comprises a cage body which is externally covered by a net. The cage body is at least provided with one inducing inlet which is shaped like a funnel from outside to inside and made of an elastic material. A floating device is arranged on a sidewall in a middle part of the cage body. The cage body is further internally provided with a bait bottle containing bait. The wall of the bait bottle has a plurality of small holes. The safe and efficient terrapin trapping device disclosed by the invention is designed in combination with the practice foundation and technical summary for trapping in a long time according to the biological characteristics such as pulmonary respiration,feeding habits and the like of the terrapin. The safe and efficient terrapin trapping device disclosed by the invention has good induction effect, uses less bait, saves time, ensures the safety of the terrapin, causes no drowning of the terrapin, can trap the terrapin continuously for a long time, has high universality and low cost, and is benefit for popularization and utilization.

The invention relates to the technical field of breathing exercise treatment devices, in particular to a breathing exercise treatment device for a chronic obstructive pulmonary disease which comprises a box body and a through pipe, the box body and the through pipe are communicated through an air suction pipe, a blowing nozzle is installed on one side of the through pipe, and a mounting base is fixedly connected to the end, close to the through pipe, of the blowing nozzle. A fixing device is arranged between the mounting base and the inner wall of the through pipe, and an expiration pipe is connected to the upper portion of the other end of the through pipe; an air suction pipe is arranged in the box body and extends to the bottom of the box body, a partition plate is arranged in the box body, a liquid medicine pool is arranged below the partition plate, atomization cavities are symmetrically formed in the two sides of the liquid medicine pool, atomization devices are arranged in the atomization cavities, and the atomization cavities communicate with the bottom of the air suction pipe through first ventilation pipes. On one hand, the fan blades rotate to drive the rotating shaft to rotate through suction force generated when a user sucks liquid medicine, the atomizing plate on the upper portion rotates synchronously when the rotating shaft rotates, and mist is formed through scattering of the atomizing plate and can be sucked by the user conveniently.

The invention relates to the technical field of breathing exercise treatment devices, in particular to a breathing exercise treatment device for chronic obstructive pulmonary disease. a mouthpiece, a mounting seat is fixedly connected to one end of the mouthpiece close to the through-pipe, a fixing device is arranged between the mounting seat and the inner wall of the through-pipe, and an exhalation pipe is connected above the other end of the through-pipe; the inhalation The tube extends to the bottom of the box body, a partition plate is arranged inside the box body, a liquid medicine pool is arranged under the partition plate, and an atomization cavity is symmetrically arranged on both sides of the liquid medicine pool, and an atomization cavity is arranged in the atomization cavity. In the atomization device, the atomization cavity is communicated with the bottom of the suction pipe through a first ventilation pipe. The invention uses the suction force when the user absorbs the medicinal liquid to rotate the fan blade to drive the rotation shaft to rotate, and the atomizing plate above rotates synchronously when the rotating shaft rotates, and the atomizing plate is dispersed to form a mist for the user to absorb.

The invention discloses a total pulmonary respiration medicine disease medical auxiliary diagnosis system based on multi-step decision, and the system comprises the following steps: S1, judging whether the diseases are respiratory medicine department diseases or not, and entering a next stage when any keyword appears in an input description; s2, checking blood routine fields, and entering the next stage when the number of eosinophils in the blood routine is not increased; using the prediction rejection module, and entering the next stage when the classification result of the classifier is that the disease can be classified; and S4, using a disease diagnosis classification module. The system has the beneficial effects that (1) the overall generalization ability is obviously improved; 2) a multi-step decision-making method is adopted, different field information is used in different decision-making steps, and data can be reasonably utilized to the greatest extent, 3) a self-attention mechanism is used in the method, 4) a large-scale pre-training language model ALBERT is used in the method, the generalization performance is obviously improved, and the overall accuracy is improved by about 10%.