97 results about "Humidified oxygen" patented technology

Embodiments of the present invention provide a device, system and method for providing high flow therapy interfaces for use in the treatment of respiratory conditions and in assisted respirations. In an embodiment of the invention, a nasal cannula for delivery of respiratory gases can include at least one nasal insert and at least one flange coupled to the at least one nasal insert where the at least one flange is configured to partially impede the egress of respiratory gasses delivered to an upper airway of a patient is provided. In another embodiment, a flange has a shape selected from the group consisting of a slotted, vented or slitted design and configured to partially impede the egress of respiratory gasses. In yet another embodiment, an oral interface for delivery of high flow therapy to the upper airway of a patient can include a gas diffuser that includes a terminus housing having a plurality of holes to allow the delivery of respiratory gases. In yet another embodiment, a high flow therapy interface includes at least one nasal cannula and at least one oral interface in fluid communication with the at least one nasal cannula, the oral interface can include at least one port for delivery of respiratory gases to the mouth of a patient.

A wound treatment apparatus that ventilates a wound dressing with warm humidified oxygen and / or air at a very low flow rate while under a sub-atmospheric pressure. A controlled flow of filtered air and / or oxygen is selected or blended under atmospheric pressure. This gas is pulled by a downstream vacuum source through a flow limiting device and exits at a sub-atmospheric pressure equal to the vacuum source. The gas flow is then humidified and heated to prescribed conditions before entering a substantially airtight negative pressure type wound dressing which is adapted for ventilation with an added inlet connection. This conditioned gas ventilates and nourishes the wound environment exiting the dressing outlet, through a fluid trap, to the vacuum source.

Embodiments of the present invention provide a device, system and method for providing high flow therapy interfaces for use in the treatment of respiratory conditions and in assisted respirations. In an embodiment of the invention, a nasal cannula for delivery of respiratory gases can include at least one nasal insert and at least one flange coupled to the at least one nasal insert where the at least one flange is configured to partially impede the egress of respiratory gasses delivered to an upper airway of a patient is provided. In another embodiment, a flange has a shape selected from the group consisting of a slotted, vented or slitted design and configured to partially impede the egress of respiratory gasses.

Oxygen concentrator system comprising a portable oxygen generator unit adapted to generate a non-humidified oxygen-rich gas and a stationary base unit adapted to generate a humidified oxygen-rich gas, wherein the portable oxygen generator unit and the stationary base are adapted for operation in a coupled mode and an uncoupled mode. The portable oxygen generator unit includes a first flow coupling adapted to receive the humidified oxygen-rich gas when operating in the coupled mode, piping means adapted to combine the non-humidified oxygen-rich gas and the humidified oxygen-rich gas to form a humidified oxygen-rich gas product, and an oxygen-rich gas product delivery port. The stationary base unit is adapted to recharge a rechargeable power supply system in the portable oxygen generator unit when the units are coupled.

Embodiments of the present invention provide a device, system and method for providing high flow therapy interfaces for use in the treatment of respiratory conditions and in assisted respirations. A nasal cannula for delivery of respiratory gases supplied from a respiratory gas delivery system that includes at least one nasal insert that includes a lumen for the supplied respiratory gases from the respiratory gas delivery system, at least one flange coupled to the at least one nasal insert and configured to partially impede the egress of respiratory gasses delivered to an upper airway of a patient, where the flange includes a top surface defining a corresponding top surface area and where the flange further includes at least one slot that defines a corresponding implicit surface area, the top surface area of the top surface being substantially greater than the implicit surface area of the at least one slot is provided.

An aircraft fuel tank ullage gas management system is disclosed. The system includes an electrochemical cell having a membrane electrode assembly that includes a cathode and anode separated by an electrolyte separator. A cathode fluid flow path is in fluid communication with the cathode, and receives the flow of cabin air from the cabin air fluid flow path and discharges nitrogen-enriched air. An anode fluid flow path is in fluid communication with the anode, and discharges oxygen or oxygen-enriched air. The electrochemical cell also includes water in fluid communication with the anode. The system includes an electrical power source and electrical connections to the anode and cathode for providing an electric potential difference between the anode and cathode. An ullage flow path receives nitrogen-enriched air from the cathode fluid flow path and delivers it to the fuel tank. An optional flow path delivers humidified oxygen-enriched air back to the cabin.

An apparatus for treating organic sludge by aerobic digestion has an aerobic digestion tank 1, a circulation line 6 provided with a pump for pumping circulated sludge, a liquid / gas ejector 7 for aspirating an oxygen-containing gas, which has been humidified, and for mixing it with the circulated sludge, a liquid / liquid ejector 8 for mixing the circulated sludge with sludge in a later step, a downward directing pipe 9 for passing downwards therethrough a gas / liquid mixture and an ozone-treated unit 31. The circulated sludge is mixed with an oxygen-containing gas in the liquid / gas ejector by jetting the circulated sludge into a throat 11 and passing the resulting mixture through the liquid / liquid ejector 8 and the downward directing pipe 9 to effect dissolution of oxygen into the sludge to cause aerobic digestion, while a gas / liquid mixed fluid composed of spent ozone gas and ozone-treated sludge is guided to an aspiration chamber 13 via a line 34 as humidified oxygen-containing gas in order to prevent clogging of the flow path in the aspiration chamber 13 due to drying of the sludge into solid crust.

The invention belongs to the technical field of artificial oxygen input equipment, and relates to a disposable sterile PP (polypropylene) humidification bottle and a manufacturing process thereof. The humidification bottle comprises a bottle body and a bottle cover installed on the upper end of the bottle body, wherein an oxygen input pipe and an oxygen output pipe communicated with an inner cavity of the bottle body are arranged at the upper side of the bottle cover, the oxygen input pipe is extended to the bottom of the bottle body and a gap is formed between the oxygen input pipe and the bottom of the bottle body, both the ends of the oxygen input pipe and the oxygen output pipe at the upper side of the bottle cover are provided with end caps which are easily broken, an air filtering device is arranged at the lower end of the oxygen input pipe, and humidification liquid for humidifying oxygen is filled in the bottle body and accounts for 60-80% of the capacity of the inner cavity of the bottle body. The manufacturing process of the humidification bottle comprises the steps of: producing purified water; manufacturing the bottle cover with the oxygen input pipe and the oxygen output pipe, a bottle body, a sleeve, an air filtering device and a dustproof protective sheath; sterilizing at high temperature; and packaging and warehousing for future use, and the like. The manufacturing process is simple and practical, and the product is low in noise, free from nose irritation, simple, safe and healthful in structure and suitable for the use as a disposable humidification bottle for patient oxygen inhalation.

An apparatus and method for humidification of inspired gases, wherein the present invention utilizes moisture from condensed expiratory gases deposited within the outer expiratory tube of a conventional unilimb breathing circuit to humidify oxygen gas (or any other inspiratory gas) for subsequent patient inhalation, and wherein the oxygen gas may be directed through the outer expiratory tube via a flow distributor coupled to an oxygen gas source. The present invention preferably functions to effectively eliminate prior art methods of oxygen gas humidification that depend upon the wasteful utilization of bottles of sterile water, corrugated tubing, nebulizer adapters and excess consumption of oxygen gas; thus, effectuating a cost savings for the patient and contributing to overall environmental conservation efforts.

The invention discloses an oxygen humidifying bottle, belonging to the field of medical apparatus and instruments. The oxygen humidifying bottle is mainly used for humidifying oxygen and comprises a bottle body, a bottle cap, an air intake joint and an oxygen outlet joint, wherein the air intake joint is connected with oxygen supply equipment, and the oxygen outlet joint is connected with a patient oxygen feed device; the air intake joint is connected to the bottle cap; the inner chamber of the bottle body is provided with an intake duct communicated with the air intake joint; a water block filter membrane is arranged between the air intake joint and the intake conduct; the oxygen outlet joint is connected to the bottle cap and is communicated with the inner chamber of the bottle body; the bottle cap is connected with the bottle body into a whole in a sealing mode; the air intake joint is provided with a first broken sealing rod which can block the air intake joint when the first broken sealing rod is not used; and the oxygen outlet joint is provided with a second sealing rod which can block the oxygen outlet joint when the second broken sealing rod is not used so as to cause the oxygen in the bottle body to flow out from the oxygen outlet joint. The oxygen humidifying bottle can effectively prevent external bacteria from entering the bottle body via the intake duct and the oxygen outlet joint before being used.

An apparatus and method for humidification of inspired gases, wherein the present invention utilizes moisture from condensed expiratory gases deposited within the outer expiratory tube of a conventional unilimb breathing circuit to humidify oxygen gas (or any other inspiratory gas) for subsequent patient inhalation, and wherein the oxygen gas may be directed through the outer expiratory tube via a novel reverse flow adapter coupled to an oxygen gas source. The present invention preferably functions to effectively eliminate prior art methods of oxygen gas humidification that depend upon the wasteful utilization of bottles of sterile water, corrugated tubing, nebulizer adapters and excess consumption of oxygen gas; thus, effectuating a cost savings for the patient and contributing to overall environmental conservation efforts.

The invention provides a warming humidification device which comprises a warming mechanism, a first pipeline, a second pipeline and a humidification bottle for storing liquid. The warming mechanism comprises a shell, a warming guide wire and a motor with fan blades, a separator is arranged in the shell to divide an inner cavity of the shell into a first area and a second area, the motor is arranged in the first area, the warming guide wire is arranged in the second area, a gas inlet and a gas outlet are formed in the humidification bottle, one end of the first pipeline is connected with the gas inlet, the other end of the first pipeline is connected with the separator and communicated with the first area, one end of the second pipeline is connected with the gas outlet, and the other end of the second pipeline is connected with the shell and communicated with the second area. The invention further provides a warming humidification oxygen inhalation system with the device. The device and the warming humidification oxygen inhalation system with the same can effectively warm and humidify oxygen to facilitate oxygen therapy.

Various methods and systems are provided for performing nasal high flow therapy. In one example, a method for respiratory support includes: delivering an air and oxygen mixture for nasal high flow therapy to a patient at a flow setting, the flow setting determined based on a peak inspiratory flow obtained during a previous, spontaneous breathing mode during mechanical ventilation of the patient. The flow setting may be a flow rate of a heated and humidified mixture of air and oxygen delivered via a high flow nasal cannula.

The invention discloses a fuel cell system capable of relieving cell water logging. The system comprises an electric pile for producing electricity by using an electrochemical ration between oxygen-containing gas and hydrogen-containing gas, an air supply device for supplying the humidified oxygen-containing gas for the electric pile, a hydrogen supply device for supplying the hydrogen-containing gas for the electric pile and a cooling device for carrying out heat exchange between heat generated in the power generation process and guided cooling water on the electric pile, wherein the cooling device comprises a cooling water tank, a cooling water pump and a cooling flow passage arranged in the electric pile. The system also comprises a condensing device, for condensing air tail gas, which is arranged at an air outlet of the electric pile; a gas outlet of the condensing device is communicated with the outside; and a liquid water outlet of the condensing device is connected with the cooling water tank. According to the fuel cell system, the cell water logging can be relieved effectively, and the power of the electric pile is improved.

The invention discloses an intelligent passive oxygen supply and humidifying device used for an oxygen making machine and an oxygen supply system. The intelligent passive oxygen supply and humidifying device comprises a humidifying cup, a sealing cover, an air inlet duct, an air outlet pipe, a humidifying degree adjusting sleeve, a micro differential pressure sensor and a plurality of micropores used for distributing and humidifying oxygen; the humidifying cup is connected with the sealing cover; the top end of the air inlet duct is connected with an air inlet in the top part of the sealing cover; the lower part of the air inlet duct is immersed in humidifying fluid; the humidifying degree adjusting sleeve movably sleeves the outer side wall of the air inlet duct; the micropores are evenly formed in the air inlet duct; the air outlet pipe is arranged on the sealing cover. In such a manner, the utilization rate of the oxygen is increased by the intelligent passive oxygen supply and humidifying device used for the oxygen making machine and the oxygen supply system, disclosed by the invention, and power consumption, noise, size and the like of the oxygen making machine are further reduced; the intelligent passive oxygen supply and humidifying device further has the advantages of energy saving and environmental protection.

The invention belongs to the technical field of medical instruments, and relates to a device for humidifying and atomizing oxygen, stabilizing pressure and externally medicating when a patient inhales the oxygen. During atomized oxygen inhalation, a flowmeter regulating valve is closed, a smoothbore type humidifying and atomizing conversion valve is pushed to an atomized oxygen inhalation position, the flowmeter regulating valve is opened, and the oxygen directly enters an atomized oxygen inhalation connector and is provided for the patient for atomized oxygen inhalation through an atomization mask connected with the atomized oxygen inhalation connector; after atomized and medicated oxygen inhalation is finished, the flowmeter regulating valve is closed, the smoothbore type humidifying and atomizing conversion valve is pushed to a humidified oxygen inhalation position, and the flowmeter regulating valve is opened to restore common humidified oxygen inhalation. The device is characterized in that the problem of converting humidified oxygen inhalation and atomized oxygen inhalation of a medical institution is solved through the smoothbore type humidifying and atomizing conversion valve on a humidifying bottle, a sterile seal medicating port and an explosion-proof pressure release valve are arranged, and secondary pollution and medical accidents of bottle explosion are more effectively avoided; moreover, the medical cost is not increased, the operational process of medical staff is simplified, and the treatment effect is improved.

An apparatus for treating organic sludge by aerobic digestion, in which the digestion can be realized efficiently at an improved rate of digestion of the organic sludge steadily for a long period of time, while preventing clogging of the flow path for supplying oxygen-containing gas, which apparatus comprises an aerobic digestion tank 1, a circulation line 6 provided with a pump for pumping the circulated sludge, a liquid / gas ejector 7 for aspirating the oxygen-containing gas, which has been humidified, and for mixing it with the circulated sludge, a liquid / liquid ejector 8 for mixing the circulated sludge with the sludge in a later step, a downward directing pipe 9 for passing downwards therethrough the flow of gas / liquid mixture and an ozone-treating unit 31, wherein the circulated sludge is mixed with an oxygen-containing gas in the liquid / gas ejector by jetting the circulated sludge into a throat 11 and passing the resulting mixture through the liquid / liquid ejector 8 and the downward directing pipe 9 to effect dissolution of oxygen into the sludge to cause the aerobic digestion, while the gas / liquid mixed fluid composed of the spent ozone gas and the ozone-treated sludge is guided to an aspiration chamber 13 via a line 34 as the humidified oxygen-containing gas in order to prevent clogging of flow path in the aspiration chamber 13 due to drying of the sludges into solid crust.

The invention discloses an oxygen humidifier provided with a novel gas diffusion device, which comprises a humidification bottle, wherein the humidification bottle comprises a humidification inner chamber, a gas inlet and a gas outlet; the gas inlet is connected with a gas inlet pipe; the gas inlet pipe is contained in the humidification inner chamber; the gas diffusion device is arranged at the bottom end of the gas inlet pipe, and positioned at the bottom of the humidification inner chamber; the gas diffusion device comprises a diffusion piece, a flow guide piece and a bottom cover; the flow guide piece is mounted in the diffusion piece; a cushion chamber is arranged between the diffusion piece and the flow guide piece; the bottom cover is covered at the bottoms of the diffusion piece and the flow guide piece; the flow guide piece is provided with a plurality of gas guide holes; the gas guide holes are arranged at intervals in an equidistant manner; the hole diameter of each gas guide hole is 1-5mm; and the diffusion piece is a porous sintered body. The oxygen humidifier can decompose oxygen flowing across the gas inlet into a large number of uniform minute bubbles in water, so that oxygen can be humidified sufficiently, and the humidified oxygen flow is free of water drops.

The invention relates to an oxygen supply device in medical science, in particular to a noiseless oxygen humidification bottle which is used for humidifying oxygen. The technical scheme is that: the oxygen humidification bottle comprises a bottle body which is arranged with an oxygen inlet pipe and an oxygen outlet pipe, wherein the oxygen inlet pipe is extended to the lower bottom of an inner chamber of the bottle body, the oxygen inlet pipe end at the lower bottom of an inner chamber of the bottle body is provided with a hollow multihole ball which is used for dispersing oxygen flow, the wall surface of the hollow multihole ball is provided with a plurality of through holes to give off oxygen, and the transmission channel of the oxygen inlet pipe is communicated with the hollow part of the multihole ball. The invention overcomes shortages of the prior art, improves oxygen humidification effect, especially for humidifying oxygen with flow rate more that 4L / min, and has no noise in operation.

The invention discloses a constant-temperature and constant-humidity oxygen inhaling device, which can improve the comfort level of oxygen inhalation and is applicable to the constant temperature humidified oxygen inhalation, the alcohol humidified oxygen inhalation, the lung-inhaling type drug administration therapy and the like in hospitals, sanatoriums, oxygen bars, families, the field and the like, and the oxygen inhaling device reduces the uncomfortable level or the pain of the oxygen inhaler and improves the oxygen inhaling comfortable level and the therapeutic effect by humidifying the oxygen at the constant temperature. The structure of the oxygen inhaling device comprises a cup filled with liquid, an oxygen intake pipe is inserted into the cup, the cup is further provided with a constant-temperature and constant-humidity oxygen inhaling pipe and is internally provided with an ultrasonic atomizer, and the ultrasonic atomizer is connected with a controller; simultaneously, the cup is provided internally with a temperature controller, the constant-temperature and constant-humidity oxygen inhaling pipe is provided with a humidity and temperature detector, the humidity and temperature detector is also connected with the controller, the temperature and the humidity of the humidified oxygen can be set by the controller so that the constant temperature and the constant humidity are realized.

An oxygen inhalator belongs to medical equipment and is mainly used for humidifying oxygen. The oxygen inhalator comprises a substrate, an air inlet pipe, an air outlet pipe, a humidifying bottle and a humidifying pipe which is arranged in an inner cavity of the humidifying bottle, the substrate is connected to the top of the humidifying bottle, one end of the air inlet pipe is connected with the substrate, the other end of the air inlet pipe is communicated with a medical oxygen supply system, the air outlet pipe is connected onto the substrate, one end of the air outlet pipe is communicated with the inner cavity of the humidifying bottle, the other end of the air outlet pipe is communicated with an oxygen supply device, the top of the humidifying pipe is connected onto the substrate and communicated with the air inlet pipe, the bottom of the humidifying pipe is arranged in neutral water in the inner cavity of the humidifying bottle, the bottom of the humidifying pipe is provided with a silencing device for lowering the noise produced when the oxygen is humidified, an outer lining is sleeved outside the humidifying bottle, the top of the outer lining is connected with the humidifying bottle into a whole, and a vacuum cavity is formed between the inner wall of the outer lining and the outer wall of the humidifying bottle. The oxygen inhalator has the advantages that the noise produced by the humidification of the oxygen can be greatly lowered.

The invention discloses a respiratory maintenance system for providing humidified oxygen therapy. The system comprises an air-oxygen mixing module, a heating and humidifying module and a breathing machine, wherein an air outlet pipeline of the air-oxygen mixing module is connected with an air inlet pipeline of the heating and humidifying module; an air outlet pipeline of the heating and humidifying module is connected with an air inlet pipeline of the breathing machine; the breathing machine comprises a discharge port used for discharging air-oxygen mixed gas; the discharge port is connected with a quick disassembly and assembly connector; and the quick disassembly and assembly connector is connected with an air supply pipeline for supplying air to a patient. According to the system, the problem that pipelines of the whole system are too complex can be solved.

The present invention relates to the administration of warm humidified oxygen to patients suffering with breathing problems. The present invention more specifically relates to the high flow of warm humidified oxygen to patients suffering with breathing problems or suffering with asthma.

The invention discloses a vertical oxidizing furnace process door cooling method and device used in a wet oxidation process. According to the method and device, the wet oxidation process is divided into a high temperature interval, a middle temperature interval and a low temperature interval based on the requirement of a wet oxidation process result according to different main process temperatures, a control module of the device is used for setting process doors with different flow ranges from large to small and the circulating cooling water flow of the bottom of a furnace body according to the three different temperature intervals, the flows of circulating cooling water pipelines of the process doors are adjusted through a flow controller according to a detected temperature value of a thermocouple in the process, so that the process result is guaranteed, and sealing parts of the process doors are not damaged. The method and device are simple in operation, cost is not increased, and equipment is well maintained.

A method of providing a source of breathable humidified oxygen gas. A membrane oxygen humidifier is provided that includes at least one water permeable membrane and an enclosure. The at least one water permeable membrane has a first membrane side and a second membrane side that are in communication through the water permeable membrane. The enclosure extends over the second membrane side and wherein the enclosure has an air inlet port and an air outlet port. A first gas containing oxygen is directed past the first membrane side. The second gas is directed past the second membrane side with a fan. The first gas is humidified by transferring moisture through the at least one water permeable membrane from the second gas to the first gas.

The invention relates to a combined portable constant-temperature anti-bacteria humidifying oxygen-inhalation device with an intelligent control function. The combined portable constant-temperature anti-bacteria humidifying oxygen-inhalation device comprises an air source device, a temperature and humidity regulation device, an intelligent flow control device and an oxygen-inhalation sterilization device, wherein the air source device is connected with the temperature and humidity regulation device and used for replenishing and storing oxygen, the temperature and humidity regulation device is used for regulating temperature and humidity of the oxygen, the intelligent flow control device is arranged at the joint of the air source device and the temperature and humidity regulation device and used for adjusting concentration of the oxygen to be delivered to an oxygen inhaler according to concentration of carbon dioxide exhaled from the oxygen inhaler, the oxygen-inhalation sterilization device connected with the temperature and humidity regulation device is used for controlling air inflow according to the concentration of the oxygen to be delivered, sterilizing the input air and mixing the oxygen outputted by the temperature and humidity regulation device with the sterilized air and delivering the mixed air for the oxygen inhaler. The combined portable constant-temperature anti-bacteria humidifying oxygen-inhalation device is convenient, portable and capable of accurately supplying the oxygen at constant temperature and humidity and in a sterile and safe manner.

The invention discloses a disposable asepsis humidifying oxygen tube, comprising a humidifying bag (1), an oxygen inserting tube (2) and an oxygen tube (4) connected with the humidifying bag (1); the lower end of the oxygen inserting tube (2) is connected with the top part of the humidifying bag (1); the humidifying bag (1) is internally provided with a left oxygen passage (6), a right oxygen passage (7), an upper oxygen passage (8) and a lower oxygen passage (9); the two ends of the left oxygen passage (6) are respectively communicated with the oxygen inserting tube (2) and the lower oxygen passage (9); the two ends of the right oxygen passage (7) are respectively communicated with the upper oxygen passage (8) and the oxygen tube (4); the lower oxygen passage (9) is communicated with a humidifying fluid chamber (10); and a dismountable sealing mechanism which can inhibit humidifying fluid (23) from entering the right oxygen passage (7) is arranged between the upper oxygen passage (8) and the humidifying fluid chamber (10). The humidifying fluid in the humidifying fluid chamber can not enter the right oxygen passage before using the invention, thus avoiding the patient from choking during oxygen hyperventilation.

The invention discloses a humidification bottle and an oxygen inhalation apparatus having the humidification bottle. An oxygen intake canal and a movable gliding mass are arranged at the bottle jack of the humidification bottle, with the oxygen intake canal at least including an upper canal of large diameter in sealing connection with the bottle jack and a down canal of small diameter extending inside the humidification bottle; the outer wall of the lower portion of the movable gliding mass is in sealing cooperation with the inner wall of the upper canal; a plurality of air holes are arranged in the wall of the upper canal, with the air holes being blocked by the movable gliding mass under natural conditions and being exposed when the movable sliding body is downward pushed by an external force; an air induction channel, arranged at the center of the movable gliding body, is provided with a sealing apparatus inside which opens the air induction channel when the movable gliding mass is downward pushed by an external force and blocks the air induction channel under natural conditions; and an air-venting channel of the humidification bottle is connected with one or more air holes in the upper canal wall. When in use, the sealing apparatus of the humidification bottle is automatically opened and accordingly the humidified oxygen enters the oxygen tube for outputting via the air holes in the oxygen intake canal. When not in use, the humidification bottle automatically keeps sealed state.

The invention discloses an infant temperature control humidifying oxygen inhalation device which comprises a warming humidifier, an oxygen inlet end, an oxygen outlet end, a temperature measurement meter I, a temperature measurement meter II, an oxygen inhalation device, an oxygen inhalation tube and a water receiving device. The warming humidifier is an electronic device which can automatic warm and control temperature, the oxygen inlet end and the oxygen outlet end are fixed on the upper portion of the warming humidifier, the temperature measurement meter I is arranged at the oxygen outlet end, the oxygen outlet end is connected with the oxygen inhalation tube, the oxygen inhalation tube is connected with the oxygen inlet end of the oxygen inhalation device, the temperature measurement meter II and an alarm device are arranged at the oxygen inlet end of the oxygen inhalation device, and the water receiving device is arranged at the lower end of the oxygen inhalation device. The infant temperature control humidifying oxygen inhalation device is used in the process of infant oxygen therapy after a congenital heart disease operation, warmed and humidified oxygen is used for infants, discomfort for the infants is reduced, the oxygen therapy effect is improved, and besides postoperative complications are reduced.