86 results about "Respiratory air" patented technology

The utility model discloses an atomizer for providing medicine mist based on respiration detection, and belongs to the field of medical atomizers. The atomizer comprises an atomization working assembly, a breathing mask, a breathing sensor, a control module and a switching valve, the breathing sensor comprises a detection tube, the detection tube is provided with two tube openings at different positions, one tube opening is connected with the breathing mask, the other tube opening is communicated with the atmosphere, and the two tube openings are respectively provided with an airflow detection element. The airflow direction in the detection tube is determined according to the sequence of airflow detected by the two airflow detection elements, whether a patient exhales or inhales is accurately detected, the detection of the breathing state is rapid and accurate, the influence of the humidity and temperature of breathing air is small, and the working stability is good; meanwhile, the control module is used for controlling whether the mist outlet of the atomization working assembly generates medicine mist or not according to the expiration or inspiration state, medicine mist generated by inspiration of the patient and medicine mist generated by stopping expiration of the patient are accurately achieved, medicine waste is reduced, and the atomization treatment effect is guaranteed.

Disclosed are methods and a safety system of a structure for an air / environmental parameter based automatic closing of a valve to isolate breathable air supplied to a level of the structure having the breathable air supplied thereto from a source. In accordance therewith, a parameter of an environment of the level of the structure and / or the breathable air supplied thereto is sensed using a sensor associated with one or more component(s) of the safety system. In response to the sensing, the one or more component(s) automatically closes the valve associated with control of the supply of the breathable air to the level to isolate the breathable air supplied to the level.

Disclosed are a method and systems of remote monitoring of a sensor integrated safety system of a structure through a mobile data processing device. In accordance therewith, the mobile data processing device executes a component of a computing platform for the sensor integration therethrough. The mobile data processing device executing the component of the computing platform monitors the safety system and / or one or more components of a number of components thereof remotely based on collecting a number of parameters of the number of components of the safety system and / or of access thereof through detection of the number of parameters via a set of sensors associated with the number of components of the safety system. The number of parameters includes one or more parameter(s) related to breathable air from a source within the safety system supplied thereacross via a fixed piping system implemented therein and / or access of the breathable air.

A self-righting underwater escape and surface survival suit includes an ascent hood and an inflatable bladder in fluid communication with the ascent hood. Breathable air from the vessel is used to inflate the inflatable bladder for ascent to and / or survival on the water surface. During ascent, breathable air is provided to the ascent hood from the inflated inflatable bladder. The inflated inflatable bladder is configured to provide self-righting of the wearer upon surfacing and to support the wearer on the water surface, even if the wearer is incapacitated or the ascent hood is opened.

A safety system implemented within a structure includes a source of breathable air, and a fixed piping system to supply the breathable air from the source to each level of a number of levels of the structure. The fixed piping system is implemented in a loop architecture including a first portion proximate the each level of the number of levels and a second portion farther away therefrom. In accordance with the loop architecture, the first portion and the second portion are implemented as a continuous loop with respect to the source of the breathable air such that, even during a compromise of a first sub-portion of the first portion relevant to one or more level(s) of the number of levels proximate thereto, unaffected by the compromise, the breathable air continues to be supplied to a second sub-portion of the first portion by way of the second portion.

The invention belongs to the technical field of medical equipment, and particularly relates to a side-lying closed wearable snore-ceasing and sleep-aiding device for adjusting breathing air humidity, which comprises a mask, the mask is connected with an air delivery pipe, and the air delivery pipe is connected with a breathing machine; the closing part comprises an elastic band, and the elastic band is connected with an air bag; the detection part comprises a vibration block, the vibration block is connected with a wire A, the wire A is connected with a detection box, the detection box is connected with a wire B, a connecting wire is arranged between the wire A and the wire B, an elastic cover is connected in the detection box, the elastic cover is connected with an insulating rod, and the insulating rod is connected with an electrifying rod; and the adjusting part comprises a humidifier, the humidifier is connected with an atomizing pipe, and an adjusting valve is arranged outside the atomizing pipe. The device can adapt to patients of different body types, the oral cavity of the patient is kept in a closed state, a prompt can be given out when the patient lies flat and is closed when the patient lies on the side, and the air humidity can be adjusted according to needs.

A motor and pumping system which provides for high volume, low pressure, low cost, and ease of assembly as a breathing air supply such as for a submerged diver. The integration of the necessary elements gives rise to a unique ability to eliminate costly and complex motor bearings and simplify the motor design by reducing number of magnetic poles and electrical control elements which would traditionally be required to control the multiple poles of an electromechanical machine.

A breathing air humidifier (1) comprises a breathing air inlet (3), a breathing air outlet (5) and an electric heating element (9). The breathing air humidifier can be switched between a humidification mode and a preparation mode, the preparation mode is used for preparing operation of the breathing air humidifier in the humidification mode, the breathing air humidifier is designed to humidify breathing air input at the breathing air inlet in the humidification mode, the breathing air is conditioned by means of the heating element, and the heating element is designed to heat the breathing air input at the breathing air inlet in the preparation mode. The breathing air is provided at the breathing air outlet (5) in such a humidified state. A method for operating a breathing air humidifier includes switching the breathing air humidifier to a ready mode when the breathing air humidifier is turned on or off, and the breathing air humidifier is operated in the preparation mode, so that redundant heat generated by opening or closing the breathing air humidifier after the breathing air humidifier is operated in the humidification mode is dissipated from the inside of the breathing air humidifier, and the heating element is in a deactivated state.

A device for determining measurement values describing the function of the lungs or the respiratory system of a patient includes a mouthpiece including a tube for introducing respiratory air and for sucking in air, and a gas measurement space. At least one of the following gas sensors is arranged in the gas measurement space: nitrogen monoxide sensor, carbon dioxide sensor, oxygen sensor, carbon monoxide sensor, multi-gas sensor, sensor for volatile organic compounds, alkane sensor, infrared sensor, fiber optic sensor, resistance sensor, and semiconductor sensor. The gas measurement chamber is separated by a closable opening into a first gas measurement chamber and a second gas measurement chamber, the second gas measurement chamber being closed or closable. The closable opening opens a flow path from the first gas measurement chamber into the second gas measurement chamber. A gas sensor is arranged in the second gas measurement chamber.

A mechanical ventilator includes an oscillating flow controller, a respiratory interface, and an accumulator having a first variable volume chamber fluidly coupled to a bi-directional fluid port of the flow control valve, a second variable volume chamber fluidly coupled to the respiratory interface, a displaceable diaphragm fluidly separating the first variable volume chamber from the second variable volume chamber, and a biasing element configured to bias the diaphragm in the direction of the first variable volume chamber. In use, the oscillating flow controller provides an oscillating fluid output to the accumulator, thereby causing the accumulator to oscillate between first and second states, wherein the accumulator draws breathing air into the second variable volume chamber when transitioning from the second state to the first state, and wherein the accumulator forces breathing air from the second variable volume chamber to the respiratory interface when transitioning from the first state to the second state.

The utility model discloses an air exchange structure of a moxibustion therapy bed, which comprises a moxibustion therapy bed and a head support part arranged at one end of the moxibustion therapy bed, an air exchange part is arranged on the head support part, and the air exchange part is used for supporting the face of a user and enabling the user to breathe air to be conveniently exchanged with air outside the moxibustion therapy bed; the moxibustion therapy bed can be used for a user to lie flat upwards or downwards. According to the moxibustion therapy bed, the ventilation part is arranged on the head supporting part of the moxibustion therapy bed, so that ventilation can still be performed when a user lies flat downwards, and the user is prevented from feeling oxygen deficit or suffocation.

The application discloses a sterilization device for an air conditioner and the air conditioner. The air conditioner has a fresh air module, the fresh air module has a fresh air outlet, the sterilization device is suitable for being arranged at the fresh air outlet, and the sterilization device comprises a mounting seat, an air inlet is formed in the mounting seat, the air inlet is suitable for being communicated with the fresh air outlet, an air duct part is arranged on the mounting seat and defines a sterilization air duct communicated with the air inlet, a pulling assembly is slidably connected with the mounting seat and is arranged opposite to the air duct part, an air outlet communicated with the sterilization air duct is arranged on the side wall of the pulling assembly, and a sterilization and disinfection assembly comprises an ultraviolet lamp and a photocatalyst net, the sterilization and disinfection assembly is arranged on the pulling assembly and is located at the outlet of the sterilization air duct. According to the sterilization device for the air conditioner, the medical fresh air function is achieved, and the indoor air flowability and the cleanliness of the breathed air are met.

The invention relates to an emergency respiratory device (1) for providing processed respiratory air from ambient air (2) laden with pollutants, in particular toxic pollutants, comprising a central middle piece (4) having a nose adapter (6), the nose adapter being disposed on the outside of the middle piece (4) and the nose adapter comprising a first and a second nose connection port (10a, 10b) which can be inserted, substantially tightly with respect to flow, into the nasal openings of a human and / or the nose adapter comprising a nose mask (100) which can be placed exclusively onto the nose of a human, characterized in that, on the middle piece (4), a first and a second tubular air supply line (12a, 12b) are also provided, the first end of which is fluidically connected to the interior of the first and second nose connection ports (10a, 10b) of the nose adapter (6) or to the interior of the nose mask (100), and in that, at the second end of the first tubular air supply line (12a), a first filter module (20a) can be received and, at the second end of the second tubular air supply line (12b), a second filter module (20b) can be received, each filter module having an inlet (22a) (22b) for the inflow of polluted ambient air (2) and an outlet (24a, 24b) for the outflow of cleaned ambient air (2), the outlets being fluidically connected to the interior of the respective first and second tubular air supply lines (12a, 12b).

This application discloses an intelligent working platform for power wellheads, comprising a support structure, a ladder, a pneumatic drive unit, and a water drive unit. The ladder contains a main air duct and a main water duct. The pneumatic drive unit is used to fill the main air duct with air, and the water drive unit is used to fill the main water duct with water. A controllable closure is located at the bottom of the ladder, controlling the opening and closing of the bottom ports of the main air duct and main water duct. The controllable closure has water inlets and air inlets communicating with the main water duct and main air duct, respectively. An air outlet communicating with the main air duct is also located on the outer wall of the ladder. In the open / closed state, the pneumatic drive unit can exhaust air into the well, and the water drive unit can transport water. In the closed state, air guns and water guns can be used through the air inlets and water inlets. In an emergency, the operator can open the air outlet to breathe air. Therefore, the ladder serves not only as a tool for entering the well but also as a tool for pre-entry ventilation, water transport, connecting air guns and water guns, and self-rescue in emergency situations.

Disclosed are methods and a safety system implemented within a structure of automatic modification of a rate of filling an air bottle with breathable air in the safety system. In accordance therewith, an air fill charge rate controller device is coupled to the breathable air from a source thereof in the safety system having a fixed piping system installed within the structure for supply of the breathable air across the safety system. A flow rate of the breathable air from the source thereof is detected through a flow sensor associated with the air fill charge rate controller device. In accordance with the detection of the flow rate, a control unit of the air fill charge rate controller device automatically modifies a fill rate at which the air bottle is to be filled with the breathable air.

The utility model belongs to the related technical field of respiratory trainers, and particularly relates to a respiratory training device which comprises a training cover, a wearing mechanism and a detection mechanism, the respiratory training device can respectively control inspiration pressure and expiration pressure according to the use requirements of trainees through the arranged training cover, the training accuracy of the trainees is improved, and the training efficiency is improved. By means of the arrangement of the mask shell, special training can be achieved, through the arrangement of the wearing mechanism, the sealing performance of the mask shell attached to the face can be improved, the training precision is improved, carrying is convenient, other activities of trainees during training are not affected, through the arrangement of the detection mechanism, training can be stopped when the trainees have difficulty in breathing, and the training safety is improved; by arranging the protection groove and the protection frame, cross infection of exhaled or inhaled air to other people or the trainee can be effectively avoided, and the cleanliness of the air breathed by the trainee is guaranteed.

A breathing air laboratory on location gas sample test and data collecting system and method, at a remote breathing air provider's facility, that includes an air compressor, for remotely testing, collecting, and monitoring the quality and purity of the breathing air being produced at the provider's facility, that allows an accredited independent monitoring, testing, and analyzing facility to provide breathing air validation and certification to a cloud-based air quality test and analysis account belonging to the breathing air provider facility at any time. The system includes redundant gas sample air sensors for O2 and CO to ensure quality and accuracy in the breathing air test and data collection, and analysis and a “canary” gas sample test module securely mounted in a laboratory chassis, but manually swappable, to ensure credibility and accuracy of the sensors being used to test gas / air samples.

Disclosed are a method and systems of a backup power unit to supply electrical power to operational elements of component(s) of a safety system of a structure having a fixed piping system implemented therein to supply breathable air from a source to the component(s). In accordance therewith, a computing platform executing on a data processing device is integrated with a set of sensors associated with the component(s) and a backup power unit distinct from a main power unit of the safety system. The set of sensors captures operational status parameter(s) of one or more of the component(s), environmental parameter(s) thereof and / or parameter(s) of the breathable air supplied thereto. Based on the integration, the data processing device controls supply of electrical power from the backup power unit to the set of sensors and / or one or more operational element(s) of the one or more of the component(s).

The application discloses a kind of early warning screening systems of critical patient based on CI-TOFMS detection exhaled air VOCs, belong to early screening field.It includes sample processing system, CI-TOFMS, data processing module;The sample processing system is used to collect and pre-process exhaled air sample, the CI-TOFMS is used to detect exhaled air sample and obtain eVOCs spectrum, the data processing module is used to collect eVOCs spectrum data, and output early warning result;The data processing module includes data input module, eVOCs-based critical illness prediction model and result output module.The system of the application only needs to collect respiratory air to carry out the health status evaluation of test person, and it is very convenient.The eVOCs-based critical illness prediction model constructed further improves the accuracy and sensitivity of eVOCs detection technology in critical patient diagnosis, and provides more reliable diagnostic basis for clinicians.

A respiratory air humidifier comprises a respiratory air inlet, a respiratory air outlet and an electrical heating element. The humidifier can be switched between a humidification mode and a preparatory mode to prepare the humidifier for operation in the humidification mode and is formed in order, in the humidification mode, to humidify respiratory air supplied at the respiratory air inlet, the respiratory air being thermally regulated by the heating element, and to provide it in the humidified state at the respiratory air outlet. A method for operating the humidifier comprises: when the humidifier is switched on or off, switching the humidifier to the preparatory mode and operating the humidifier in the preparatory mode in order to enable dissipation of excess heat, which is due to operation of the humidifier in the humidification mode prior to switching on or off, from the interior of the humidifier.

A patient interface for treating a patient with a respiratory disorder includes: an RPT device including an electrically powered blower configured to generate pressurized breathable air; a user interface structure configured to engage against the patient's face, the user interface structure at least partially forming an inflation chamber, the inflation chamber configured to receive the pressurized breathable air; a head-mounted interface configured to substantially cover an eye of the patient; a flow generator housing at least partially enclosing the head mounted interface and the motorized blower and connected to the plenum, the flow generator housing including at least one air opening to receive ambient air for delivery to the RPT device; and a positioning and stabilizing structure configured to maintain the user interface structure in a therapeutically effective position.

The invention provides a breathing heat metabolism detection system and method, and the system is characterized in that a breathing gas circuit is connected with a host, and is provided with a first flow meter; the first flowmeter is used for acquiring the breathing flow rate; an array type sensor is arranged in the host, and the environment gas concentration and the human body exhaled gas concentration are detected based on the array type sensor; wherein the array sensor comprises an environment sensor and a measurement sensor; detecting oxygen concentration and carbon dioxide concentration of ambient air based on an environment sensor; detecting an oxygen concentration and a carbon dioxide concentration of the exhaled gas based on the measurement sensor; on the basis of the obtained breathing flow rate, the oxygen concentration of the ambient air, the carbon dioxide concentration of the ambient air, the oxygen concentration of the exhaled gas and the carbon dioxide concentration of the exhaled gas, the breathing oxygen consumption and the carbon dioxide generation amount of the human body are calculated through a signal collecting and processing module; the human body energy metabolism condition is indirectly measured based on the human body breathing oxygen consumption and the carbon dioxide generation amount.

A steering wheel assembly comprises a steering wheel having an inlet hole, a breath sensor having an inlet for detecting an alcohol content in an air sample, and a breath air supply device provided between the steering wheel and the breath sensor, wherein the breath air supply device fluidically couples the inlet hole of the steering wheel to the inlet of the breath sensor and the breath air supply device has a rotational area that rotates with the steering wheel and a fixed area that does not rotate with the steering wheel.

Present invention relates to a needle-free glucose measurement system which enable measurement of blood glucose level using concentration value of N2O molecule available in breath air, which comprises an electronic assembly (1.1) which stabilizes the temperature and flow of wavelength-adjustable laser light source (1.2) and controls wavelength, a laser-based sensor (1) which determines concentration values of N2O molecule by measuring the adsorption amount of detector (1.5) wherein beams coming from laser light source (1.2) are adsorbed by N2O molecules in the breath air in the adsorption cell (1.4), and a processor (2) which determine glucose values in the blood using the concentration data coming from laser-based sensor (1).

The utility model relates to the technical field of maritime work auxiliary tools, in particular to a maritime work breathing air manifold tank and branch hose fixing device which is provided with an air manifold tank and branch hoses, the air manifold tank and the branch hoses are fixed on a supporting structure, and the supporting structure comprises a vertical support, a transverse support, a supporting rod, a positioning rod and a connecting rod. An air manifold tank is fixed to the side faces of the upper ends of the two vertical supports, the two vertical supports below the air manifold tank are fixed through transverse supports, the two transverse supports are fixed to the upper portions and the lower portions of the vertical supports respectively, and every two air outlet pipe heads below the air manifold tank form a group. Supporting rods are vertically connected to the transverse supports below each set of air outlet pipe heads, the left sides and the right sides of the supporting rods are vertically connected with connecting rods respectively, the ends of the connecting rods are vertically connected with positioning rods, and branch hoses are wound on the connecting rods between the supporting rods and the positioning rods on the two transverse supports. The storage box has the advantages of good storage effect, tidy storage, convenience in taking and use and the like.

A steering wheel assembly includes a steering wheel including an inlet hole, a breath sensor including an inlet for detecting an alcohol level within an air sample, and a breathed air delivery device provided between the steering wheel and the breath sensor, the breathed air delivery device fluidly coupling the inlet hole of the steering wheel to the inlet of the breath sensor, the breathed air delivery device including a rotating portion that rotates with the steering wheel and a fixed portion that does not rotate with the steering wheel.

The invention provides a method for obtaining a filtered capnography signal by suppressing a spectral background signal within an optical absorption signal. An optical absorption signal is obtained from a subject across a range of wavelengths, wherein the optical absorption signal represents a proportion of a light signal that is absorbed as the light signal passes through a respiratory air sample undergoing investigation, and wherein the optical absorption signal comprises a spectral background signal. A second harmonic signal is isolated from the optical absorption signal and the period of the spectral background signal is identified. The second harmonic signal is sampled at a central wavelength of the second harmonic signal, wherein the central wavelength represents a maximum Carbon Dioxide absorption, an at an off-center wavelength of the second harmonic signal, wherein the off-center wavelength and the central wavelength are separated by a multiple of the period of the spectral background signal. A filtered capnography signal is then generated based on the sampled second harmonic signal.

An arrangement comprising a breathing air source 30, a respiratory mask 2, and an intermediate piece 100. A device-side coupling point 22 of the intermediate piece can be connected to a coupling point

Disclosed are methods and a safety system of a structure for an air parameter based automatic bypassing of a source of breathable air within the safety system. In accordance therewith, an air analysis device is installed within the safety system along an air flow path of the breathable air from the source thereof. The safety system has a fixed piping system installed within the structure for supply of the breathable air across the safety system. A sensor associated with the air analysis device automatically detects a parameter of the breathable air circulating within the safety system. In response to detecting that the parameter of the breathable air is outside a predetermined threshold value, through a bypass controller device communicatively coupled to the air analysis device, the source of the breathable air is automatically bypassed with respect to the supply of the breathable air across the safety system.

The utility model relates to the technical field of snorkeling auxiliary equipment, and provides a snorkeling mask which comprises a mask body and a breathing tube, the interior of the breathing tube is in fluid communication with the interior of the mask body, the mask body comprises a breathing part and an observation part, the breathing part and the observation part are arranged in a separated mode, and a gap is formed between the breathing part and the observation part. The mask is used for leaking cheekbone skin of people; the breathing tube is communicated with the breathing part, and the breathing tube is bent around the neck and is arranged at the rear part, so that the breathing part is directly in fluid communication with the outside. According to the snorkeling mask, the gap is reserved between the breathing part and the observation part of the mask body, so that the overall weight of the snorkeling mask is reduced under the condition that the waterproof sealing performance and the air breathing function of the snorkeling mask are guaranteed, and the use experience of a user is improved. The breathing tube is in the rear-mounted design around the neck, the curved surface shape of the breathing tube is smooth, airflow dead angles are reduced, the gas exchange rate is increased, carbon dioxide in the air bag of the mask body is not prone to being accumulated too much, and therefore a user can breathe more easily.