37 results about "Nasal airflow" patented technology

The invention is directed to a system for acquiring electrical footprint of the heart, electrocardiogram (EKG or ECG), heart sound, heart rate, nasal airflow and pulse oximetry incorporated into a mobile device accessory. The ECG and heart sound signals are conveniently acquired and transmitted to a server via the mobile device, offering accurate heart failure analysis, and sleep disorder breathing indication.

Delayed resistance nasal devices include an airflow resistor that is configured to normally have a higher resistance to exhalation than inhalation, but the higher resistance to exhalation may be suspended, or delayed by activation of an airflow resistor bypass. Activation of an airflow resistor bypass bypasses or decreases the effect of the airflow resistor on nasal airflow through the nasal device, decreasing the resistance to exhalation. Methods of decreasing, suspending, or delaying the onset of the inhibition of the exhalation through such nasal respiratory devices are described.

The invention discloses an obstructive sleep apnea-hypopnea syndrome (OSAHS) patient preliminary screening system. The preliminary screening system comprises a singlechip microcomputer, a computer, a mouth-nose airflow monitoring module, a thoracoabdominal respiratory movement monitoring module and a blood oxygen and heart rate monitoring module, wherein the mouth-nose airflow monitoring module, the thoracoabdominal respiratory movement monitoring module and the blood oxygen and heart rate monitoring module are connected with the singlechip microcomputer in a wired or wireless manner; and the singlechip microcomputer is connected with the computer in the wired or wireless manner. A sleep monitoring system comprises three core sleep monitoring modules of mouth-nose airflow monitoring, thoracoabdominal respiratory movement monitoring and blood oxygen and heart rate monitoring and is utilized to preliminarily screen out OSAHS patients from sleep breathing disorder diseases, on the one hand, more scientific monitoring data is obtained, and on the other hand, the number of sensors on patients can be reduced to the maximum extent; and moreover, the system monitors the patients in natural sleep states at home, and the obtained data is relatively in accordance with the practical sleep states of the patients in daily lives. Particularly, after a video / audio module is arranged, the preliminary screening system can more vividly show the apnea and labored breathing symptoms of the sleeping patients, and warns the patients to get treatment in a specialized sleep hospital in time.

The present invention relates to a novel nasal formulation for nasal hygiene and to improve nasal airflow of people suffering from nasal congestion.

Provided is portable sleep monitoring equipment. Hospitals normally adopt polysomnography system to detect patients' electroencephalograms, electro-oculograms, lower jaw electromyograms, oro-nasal airflow, breathing movement, electrocardiograms, blood oxygen, snore, limb movement, positions and other parameters, and then the patients' deep and light sleep cycles and quality are analyzed. The portable sleep monitoring equipment includes a power supply management unit, a communication unit and an acceleration sensor and further includes a physical sign monitoring module; the physical sign moduleis provided with a red light LED, an infrared light LED and a photosensor; a shell of the portable sleep monitoring equipment is made of a light-proof material, and the portions, corresponding to theLEDs and the photosensor, of the shell are made of a light transmittance material. The communication unit includes a wireless communication unit, an information relay unit and a server, wherein the information relay unit and the server are communicated through a network. The physical signs monitored by the physical sign monitoring module include pulse waveform, heart-rate values, blood oxygen values and blood vessel microcirculation parameters.

The invention relates to a health mask and a manufacture method thereof. The health mask comprises an air suction channel and airflow downward guide structures, wherein the air suction channel is formed in the part of a nasal cavity; the airflow downward guide structures are formed on the two sides of a mouth cavity and penetrate through the air suction channel and an air exhaust channel. The manufacture method of the health mask comprises the following steps of: suturing a nasal airflow diaphragm adaptive to a nostril and a nasal airflow diaphragm wall adaptive to a nose bridge at the top end of the longitudinal middle part of a surface layer and forming a lining after the bottom end of the longitudinal middle part of the surface layer and a chin cap body are sutured into a whole. Exhaust holes are respectively and symmetrically formed in the parts of the lining positioned on the two sides of the mouth cavity, and a plurality of magnetic bodies are arranged in the lining; V-shaped nose clips are symmetrically arranged at the two longitudinal ends of an upper cavity of the surface layer; the lining, an airflow shielding curtain and the surface layer are sutured into a whole, the two ends of the surface layer are connected with girds; an independently-used filter element is manufactured.

A sleep respiration monitoring device capable of monitoring end-tidal carbon dioxide comprises a wristwatch type casing and watchbands connected with the wristwatch type casing, wherein the wristwatch type casing comprises a front casing body and a rear casing body which are connected with each other, a circuit board is arranged between the front casing body and the rear casing body, a display screen is arranged on the front casing body, a battery for supplying electric power to the circuit board is arranged on the rear casing body, and a nasal airflow interface, a gas collecting terminal data interface and a blood-oxygen probe interface are formed in one side surface of the connected surface of the front casing body and the rear casing body. According to the sleep respiration monitoring device capable of monitoring end-tidal carbon dioxide, end-tidal carbon dioxide is collected by adopting a by-pass flow mode instead of a traditional air pump, so that a product is wholly small and exquisite in structure and is portable, the designed main body structure is the wristwatch type casing, the device can be worn on the wrist through the watchbands, measurement results of end-tidal carbon dioxide, respiration, the degree of blood-oxygen saturation and the pulse rate are displayed on the display screen through a microprocessor module, and accordingly, the condition of a patient can be observed in real time.

The invention discloses a respiration detecting device for medical nursing and diagnosis. The respiration detecting device comprises a respiration mask, wherein a fixing tape is arranged at the bottom end of the respiration mask; and an oxygen tube is arranged at the top end of the respiration mask. According to the respiration detecting device for medical nursing and diagnosis, a wireless connecting device can be accessed to an internal network of a hospital, so as to achieve remote control; by arranging a display, required information is displayed in a digital or picture format, so that changes in data can be observed and recorded conveniently; by virtue of a gas analysis device, probable components and proportions thereof in exhaled gas of a patient can be analyzed, so that a doctor can find out causes more easily and can apply medicines in accordance with the causes, and subsequently, a treatment cycle is shortened; by virtue of an oral-nasal airflow respiration sensor, respiration intensity of the patient can be detected; by virtue of a temperature sensor, temperature of the exhaled gas of the patient can be measured, and a data graph can be formed and can be transmitted to medical personnel by virtue of the wireless connecting device; and a controller is in charge of controlling all devices, so that the medical personnel can make use of the devices conveniently.

The invention particularly discloses a noise airflow collecting module detachably connected with portable medical treatment monitoring equipment. The noise airflow collecting module comprises a shell, a noise airflow plate and a cover plate, wherein the noise airflow plate is arranged inside the shell, the cover plate is connected with the shell, the shell comprises a non-closed shell body, an elastic buckling portion and a noise airflow inlet module, the elastic buckling portion is arranged on the side face of the shell body, and the noise airflow inlet module is arranged at the front end of the shell body. Mainly based on a detachably designing conception, a buckling connection mode and the mode of the noise airflow separation independent collection module are adopted, in this way, crossed infection between users can be effectively avoided, and the family cost for purchasing equipment can be saved for the users.

A self-assessment system for assessing risk for experiencing abnormal airflow during sleep. A preferred embodiment of the system includes a cannula for sampling nasal airflow of a user. A data recording and communication device includes a sensor to receive airflow from the cannula, a converter to convert breathing airflow to an electronic signal, a recorder to record electronic signal data, and a transmitter to wirelessly transmit said electronic signal data. A mobile device includes a receiver to receive said electronic signal data transmitted from the recording and communication device, a database to store the electronic signal data, an interface to obtain questionnaire data from the user, a transmitter to wirelessly transmit the electronic signal and questionnaire data, and a mechanism to store or access instructional video information. A computer server includes a receiver to receive the electronic signal data and questionnaire data transmitted from the mobile device and a mechanism to generate a risk profile from the data received.

The invention relates to a medical appliance, in particular to a packing-fixer which is put in a nasal cavity for fixing and rectifying a nasal septum and keeping the nasal airflow. The packing-fixer is composed of a tubular skeleton and a flexible material layer which is arranged outside the tubular skeleton, wherein a supporting rib is arranged in the skeleton. The packing-fixer is characterized in that the structure is simple, the use is convenient, the nasal airflow is ensured after operation and the pain of a patient is alleviated, and in addition, the nasal septum is fixed and rectified more effectively, which conduces to the restoration and the rechecking of the nasal cavity after the operation.

The invention relates to a device and method for detecting mouth or nose air flows. The device comprises detection bodies, an air flow channel is formed in each detection body, a first protrusion which extends toward the air flow channel is arranged on the inner wall of each air flow channel, the sections of the first protrusions are in a isosceles triangle shape, and the first protrusions each comprise a bottom face and two side faces which are identical in shape and size; the bottom faces of the first protrusions are connected with the inner walls of the air flow channels, the two side facesof each first protrusion face the two ends of the corresponding air flow channel respectively, and pressure sensors are arranged on the two sides of the first protrusions and connected with the innerwalls of the air flow channels respectively. The detection bodies are arranged, the air flow channels are formed in the detection bodies, and during detection, a tested person only needs to make thedevice for detecting the mouth or nose air flows align with the mouth or the nose to accurately detect the mouth or nose air flows.

An information monitoring eye shield for blood oxygen measurement is provided. The invention discloses an information monitoring eye shield for blood oxygen measurement. The information monitoring eyeshield comprises an eye shield body which includes a forehead part; a headband which is connected with the eye shield body; a signal processing and calculating module which is arranged in the forehead part of the eye shield body and arranged inside the eye shield body; a nasal airflow catheter which is connected with the signal processing and calculating module, is at least partially arranged inside the eye shield body and has a catheter use end arranged outside the eye shield body; and eye measurement components which are arranged on the headband, are connected with the signal processing andcalculating module, are at least partially arranged on the human eyes and are used for measuring blood oxygen and / or ear temperature. According to the information monitoring eye shield of the invention, the nasal airflow catheter is fixed inside the eye shield body so that the nasal airflow catheter will not extend to the two sides of the face and affect the head movement. The ear measurement modules can measure blood oxygen and / or ear temperature.

The utility model discloses portable gas monitoring protective equipment, and belongs to the technical field of safety equipment. The protective equipment comprises a mining safety helmet and a portable gas monitor. The using method of the portable gas monitoring protective equipment comprises the following steps that: when a person is in a gas or carbon monoxide concentration dangerous area, the gas monitor on the safety helmet gives an alarm, and the person wears the mask until the mask covers the mouth and the nose; air flow enters a lining filter layer from the legs of the human body through a rubber hose and a silica gel air guide pipe so as to be used for breathing of the human body; as the density of gas and carbon monoxide is lower than that of air, the gas and carbon monoxide float on the upper layer of the air; when the concentration exceeds the standard, the rubber hose can conduct low-position gas and air with low carbon monoxide concentration to protect the safety of the human body; the concentration of harmful gas is further reduced through the filter layer filled with a nano porous material for filtering out the carbon monoxide and gas, so that the safety of the worker is ensured. The equipment has the advantages of reducing load in hands of the worker, facilitating operation activities and protecting the safety of the worker.

The invention relates to an instrument which can monitor, record and analyze frequency, intensity and the time ratio of exhaling and inhaling of human body respiratory movement, and has a function of an MP3 player. An oronasal airflow respiration sensor and a thoracoabdominal respiration sensor are adopted to respectively monitor respiration airflow at the position of the oronasal of the body and thoracoabdominal respiration movement changes, and therefore respiration data of the body can be overall gathered. After analog-digital (A / D) conversion, the respiration data are digitized. With a central processing unit (CPU) as a core, the functions such as analyzing, storing, displaying and transmission of the respiration data and an apnea warning function are achieved. Meanwhile, the function of the MP3 player is added, a nervous mood of a to-be-monitored person is alleviated to a certain degree by playing music, and the objectivity of respiratory monitoring is improved. Furthermore, a wireless technology and an internet technology broaden the usable range of the respiration monitor, so that a patient can self-monitor in the home, and contacting between the patient and a hospital and an emergency center can be convenient and fast.

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 provides portable PSG test equipment. The portable PSG test equipment comprises a data server and an electrocardiogram collector, a nasal airflow collector and a blood oxygen collector which are wirelessly communicated with the data server; the electrocardiogram collecting paste and charging base of electrocardiogram collector are in contact charging and wirelessly transmitted when in contact, the nose airflow collecting paste and the charging base of the nasal airflow collector are in contact charging and wirelessly transmitted when in contact; the blood oxygen collecting pasteand the charging base of the blood oxygen collector are in contact charging and wirelessly transmitted when in contact; And the electrocardiogram collecting paste, nose airflow collecting paste and the blood oxygen collecting paste receive collection command from data server simultaneously and the collected signals are transmitted back to a data server simultaneously, and the data server wirelessly transmits the received corresponding signals to the processing terminal for processing. The PSG test equipment provided by the invention is convenient to carry and strictly synchronously collects various types of signals, thereby improving the measurement convenience, the reliability and the accuracy.

The invention relates to the technical field of medical devices, and discloses an intelligent detection and correction device for the sleep apnea. The device comprises an integrated controller, a clamping column is fixedly installed on the front of an inner cavity of the integrated controller, a circuit board is movably clamped to the side face of the clamping column, an integrated digital processing chip is fixedly installed on the front of the circuit board, and an alarm indicator lamp is fixedly installed on the portion, located on the upper portion of the integrated digital processing chip, of the front of the circuit board. According to intelligent detection and correction device for the sleep apnea, by means of a temperature sensor and an air flow pressure sensor, the nasal airflow pressure and oral temperature change serve as the detection basis, the two-phase monitoring data accuracy is high, the phenomenon that misjudgment affects sleep is avoided, intelligent discharge stimulation is performed through an electrode slice, the sleep apnea condition of a patient can be corrected in time through the methods such as body position changes, electrical stimulation can be like a mosquito bite and can comprise normal stimulation and emergency stimulation, and the frequency and intensity of stimulation can be set.

A training device for treating snoring and apnea is creates positive pressure within a user's nasal passages during exhalation. Exhaling through a breathing tube inflates a primary inflation chamber and a secondary inflation chamber. The secondary inflation chamber is positioned in proximity to the user's nose while inflated, blocking the majority of any nasal exhalations and controlling nasal airflow and pressure.

The invention discloses a combined ventilation nasal sticker which comprises an A-type nasal sticker body and a B-type acupoint sticker body. As is shown in the picture 1, the A-type nasal sticker body is composed of a medical adhesive tape 1, an elastic supporting frame 2, a plant resin layer 3, a protective layer 4 and the like; as is shown in the picture 2, the B-type acupoint sticker body comprises a medical adhesive tape 1, a plant resin layer 3, a protective layer 3 and the like. When the combined ventilation nasal sticker is used, the type of the combined ventilation nasal sticker is selected according to sizes, the protective layers are uncovered, the A-type nasal sticker body is tightly and transversely attached to the skin on the lower edge of the turbinate hard bone, and accordingly the elastic supporting frame can completely perform an upward elastic tension function; then the B-type acupoint sticker body is tightly attached to the Dazhui point, and the A-type nasal sticker body and the B-type acupoint sticker body act together to achieve the best functions of expanding the nasal cavity, reducing nasal airflow resistance, reducing cell tension, improving breathing and sleeping quality, relieving nasal cavity breathing difficulties and preventing snoring. The nasal sticker body can be used for 6-10 hours every night, and the acupoint sticker body can be used for 32 hours.

The invention relates to an adult respiratory event detection method based on a time domain. The problems of long time, non-uniform standard and low accuracy of artificial respiratory event discrimination in the prior art are solved. The method comprises the following steps: acquiring a mouth-nose airflow signal, a chest movement signal and an oxyhemoglobin saturation signal; performing time domain division analysis on the mouth-nose airflow signal, acquiring signal amplitude data and recording a signal event; preliminarily classifying the mouth-nose airflow signal events into temporary apnea events and temporary hypopnea events according to the mouth-nose airflow signals and the airflow snore signals; determining a hypopnea event by combining the provisional hypopnea event with the oxyhemoglobin saturation information; and determining the type of the apnea event by combining the temporary apnea event with the chest movement signal amplitude data comparison condition. Compared with manual breathing time judgment, the method has the advantages that the judgment time is shorter, the judgment standard is unified, the judgment structure is more accurate, and a structure can be quickly, accurately and automatically analyzed for reference of doctors.

The invention discloses a membrane type one-way breathing nose plug, relates to the field of the sports equipment, belongs to the swimming instrument wearing on the head, and is a nose plug used for underwater activities such as swimming. The nose plug comprises two parts: a semi-closed membrane type one-way breathing device and a nose plug part; the semi-closed membrane one-way breathing device comprises a breathing hole inlet, a breathing hole, a breathing hole outlet, a thin film, an air outlet and a film protective cover; the nose plug comprises a plug body, an anti-drop disc ring and a connecting bridge; the membrane type one-way breathing nose plug can enable a user to easily breath in the water, the chest congestion feeling is reduced, and the comfort level is improved; the membrane type one-way breathing nose plug can help the user to perform the coherent and smooth breath action by breathing in the water and inspiring after emerging from the surface, the cardiopulmonary oxygen supply capacity is improved, and the physical agility of the people in the water is enhanced; the nose plug is good in reverse closing effect and capable of effectively avoiding inhaling water; the nose plug is made of soft and skin-friendly material so that the user feels comfortable after wearing the same; the nose plug is hard to drop off in use by use of the anti-drop disc ring; the nose plug has the airflow guiding function, so that the exhaled bubble in use can flow out from the behind of the ear, and the vision before the eyes cannot be shielded.

The invention discloses an aerodynamic equipment suitable for etiological analysis of palatopharyngeal dysfunction, and belongs to the technical field of medical instruments. The equipment is non-radiative, non-invasive, and does not have high requirements for detection cooperation. According to the equipment, audio frequency and airflow test are accurately synchronized, so that the time (time axis) study is very facilitated, finding of etiological problems is facilitated, guidance is provided for speech language treatment plan, collection of nasal airflow is more accurate (a nasal plug replaces a nasal mask to avoid an error of airflow loss caused by poor sealing of the mask).

The invention provides a sleep apnea hypopnea syndrome (SAHS) evaluation method and device based on a target detection framework, wherein mouth-nose airflow and chest pressure data in sleep monitoring data are selected as data basis of SAHS evaluation, a target detection model fusing the mouth-nose airflow and the chest pressure data is designed, and the model comprises three main parts: respectively processing mouth-nose airflow and chest pressure data in a time sequence form, and fusing extracted features; carrying out adaptive regression on the basis of a region proposal network (RPN) to generate a candidate frame for SAHS fragment detection; and generating scale-invariant features based on the candidate segments and classifying the scale-invariant features. According to the invention, model training adopts an alternate training mode, and a RPN network and a classification network are trained respectively; and a focal loss function is used to alleviate a deviation problem possibly caused by model training under an unbalanced sample.

The invention provides a portable nasal airflow collection and monitoring device, comprising: a casing, a signal processor, a pair of piezoelectric ceramic sheet sensors and a pair of curved partitions, a pair of airflows are arranged on a pair of opposite sides of the casing channel, the front section of the airflow channel corresponds to a pair of nostrils; the signal processor is electrically connected with a pair of piezoelectric ceramic sheet sensors, the signal processor is arranged in the shell, and a curved partition is smoothly connected with a piezoelectric ceramic sheet sensor, A curved partition divides the front section of the airflow channel into two equal halves, the curved partition is used for transition so that its corresponding piezoelectric ceramic sheet sensor divides the rear section of the airflow channel into unequal halves two halves. The portable nasal airflow collection and monitoring device of the invention is simple in design and convenient to carry and use at any time, can realize real-time accurate and complete monitoring under vigorous exercise, and is not affected by time and space, and can perform real-time monitoring.

The invention relates to a health mask and a manufacture method thereof. The health mask comprises an air suction channel and airflow downward guide structures, wherein the air suction channel is formed in the part of a nasal cavity; the airflow downward guide structures are formed on the two sides of a mouth cavity and penetrate through the air suction channel and an air exhaust channel. The manufacture method of the health mask comprises the following steps of: suturing a nasal airflow diaphragm adaptive to a nostril and a nasal airflow diaphragm wall adaptive to a nose bridge at the top end of the longitudinal middle part of a surface layer and forming a lining after the bottom end of the longitudinal middle part of the surface layer and a chin cap body are sutured into a whole. Exhaust holes are respectively and symmetrically formed in the parts of the lining positioned on the two sides of the mouth cavity, and a plurality of magnetic bodies are arranged in the lining; V-shaped nose clips are symmetrically arranged at the two longitudinal ends of an upper cavity of the surface layer; the lining, an airflow shielding curtain and the surface layer are sutured into a whole, the two ends of the surface layer are connected with girds; an independently-used filter element is manufactured.

The invention relates to a chronic obstructive pulmonary disease recognition device based on a mouth-nose airflow signal. The invention firstly provides a mouth-nose airflow signal filtering and reconstructing method. The method comprises the following steps: mouth-nose airflow respiration signal preprocessing: filtering an original mouth-nose airflow respiration signal; performing signal decomposition and reconstruction of pre-processed oro-nasal airflow respiration signals; dividing the preprocessed mouth-nose airflow respiration signals into two paths, respectively calculating DWT coefficients through two complementary filters, obtaining approximate details of original signals, completing signal decomposition, and completing signal reconstruction through the inverse process of the process. On the basis of signal processing, the chronic obstructive pulmonary disease recognition device is provided.