Abstract: An article for use within a non-combustible aerosol provision system includes an aerosol-generating material having a top side, a barrier positioned adjacent to the top side of the aerosol-generating material and at least one passageway defined by the barrier and extending away from the top side of the aerosol-generating material. The at least one passageway is configured to, in use, allow aerosol to escape from the aerosol-generating material and provide a condensation region for the escaping aerosol.

Abstract: The present technology relates generally to cough-assist devices with humidified cough assistance. In one example, a system includes a cough-assist device having a first phase configured to provide insufflating gas to a patient circuit and a second phase configured to draw exsufflating gas from the patient circuit. A humidifier is disposed between the cough-assist device and a distal end of the patient circuit, the humidifier including a chamber configured to contain heated water and fluidically coupled to the cough-assist device and the patient circuit. The system further includes a bypass configured to (a) direct insufflating gas from the cough-assist device through a first route to the patient circuit such that the insufflating gas is humidified in the chamber, and (b) route exsufflating gas from the patient circuit through a second route to the cough-assist device such that the exsufflating gas bypasses the chamber.

Abstract: A steam inhaler includes a steam chamber housing having mounted therein a heater assembly. The steam chamber housing defines a steam chamber adapted to receive water. A fitting mounted to the steam chamber housing has a steam conduit section extended toward an exterior vent opening, a nozzle conduit section extended from the steam conduit, and a fresh air conduit section extended from the steam conduit section at a location downstream of the nozzle conduit section. The fitting is configured such that steam flows freely from the steam chamber, through the steam conduit section toward the exterior vent opening, a suction provided at the nozzle redirects at least a portion of the steam into the nozzle conduit section toward a mask, and the fresh air conduit directs fresh air into the steam conduit section to reduce a temperature of the steam exiting the exterior vent opening.

Abstract: The invention herein provides devices, e.g., non-electronic, non-heating, or both non-electronic and non-heating, devices for delivering volatile compound(s) to the mouth. In aspects devices comprise first and second components releasably held together by a selectively releasable attachment mechanism, such that the first and second components can be completely disengaged from one another. In aspects, devices further comprise an adjustable airflow control mechanism controlled by the rotation of the first and second components relative to one another. In aspects, rotation of the first and second components provides an audible, tactile, or audible and tactile indication of movement indicating a change in airflow control setting(s). Devices can further comprise one or more visual indicators indicating spatial orientation of one or more device components, the status of the airflow control setting(s), or both.

Abstract: A respiratory apparatus includes components to protect operations of the apparatus. For example, in some versions, the apparatus may include a power supply, a motor powered by the power supply, and a transient absorption diode circuit between the motor and the power supply. The transient absorption diode circuit may be configured to absorb energy generated by the motor from rotational kinetic energy. Such absorption may serve to protect the components of the apparatus. In some examples, the apparatus may include a fault mitigation integrated circuit (IC). The IC circuit may be included in the respiratory apparatus to detect one or more faults based on physical and system parameters of the apparatus. The fault mitigation integrated circuit may generate a signal to stop the motor based on the detected fault, and may digitally communicate with a processor information about the detected fault.

Abstract: An aerosol-generating device (100) including a heater array (120) and methods for use therewith may generate aerosol using aerosol-generating articles (130). The heater array includes a plurality of heating elements (122) arranged about an aerosol-generating device to direct heat to an aerosol-generating articles coupled thereto. At least one property of the aerosol-generating article may be identified and the aerosol-generating article may be heated using the heater array based on the identified at least one property.

Abstract: A respiratory ventilation apparatus configured to deliver a respiratory gas to a patient interface is provided. The apparatus may include a gas pressurization unit configured to generate a pressurized respiratory gas, a gas inlet port configured to introduce the respiratory gas into the respiratory ventilation apparatus, a gas outlet port configured to discharge the pressurized respiratory gas to a respiration tube, a detection module configured to detect the pressure of the pressurized respiratory gas, at least one non-volatile memory configured to store a plurality of parameters and a plurality of programs, and one or more controllers. The one or more controllers may be configured to initiate the respiratory ventilation apparatus upon a boot operation, and/or initiate a program that constantly reads information from the detection module, and controls the pressure of the pressurized respiratory gas using the information read from the detection module and at least one parameter.

Abstract: Provided are devices for delivering volatile compound(s) to individuals. The delivery devices can be unpowered devices. The volatile compound(s) can be flavored. Delivery device can comprise engageable components releasably held together by a selectively releasable attachment mechanism. In aspects, the delivery devices further comprise an adjustable airflow control mechanism. In aspects, movement of delivery device components is associated with visual, audible, tactile, or audible and tactile indication of movement or position of device elements. In aspects, element(s) of a delivery device or a device in a system serve as a fidget movement element, being detectably moveable within a short period upon application of a small initiation force easily being returned to a position suitable for repeating the movement. Further provided are methods of using such delivery devices or systems for promoting user sensory experiences or for other beneficial effects, such as reducing habit-related behaviors or sensations.

Abstract: Devices and method for warm gas therapy is provided. Device comprises a gas warmer assembly to warm a first gas to a temperature in a first temperature range to obtain warm first gas. The device comprises a first delivery unit that can deliver the warm first gas to a main treatment chamber which encloses a sub-treatment chamber to retain heat therein. A second delivery unit can receive a therapeutic gas from a gas supply. The second delivery unit comprises a first portion and a second portion. The first portion substantially passes through the first delivery unit and therapeutic gas in the first portion is warmed by the warm first gas. The second portion delivers the warm therapeutic gas to a sub-treatment chamber. The sub-treatment chamber encloses a body part of a patient.

Abstract: A humidification system for delivering humidified gases to a user can include a heater base, humidification chamber having an inlet, outlet, and associated fluid conduit, and breathing circuit including a supply conduit, inspiratory conduit, and optional expiratory conduit. The humidification system can include various features to help make set-up less difficult and time-consuming. For example, the supply conduit, inspiratory conduit, and optional expiratory conduit can be coupled into a one-piece circuit to aid set-up. Various components can be color-coded and can have corresponding structures to indicate which components should be connected to one another during set-up. Such features can also help make the set-up process more intuitive for an operator, which can reduce the need for specialized training and reduce the number of potential errors.

Abstract: A humidifier system for humidifying a microenvironment in a neonatal incubator includes a reservoir configured to hold water to be evaporated for humidifying the microenvironment. A movable heating element is positioned at a surface level of the water inside a heating chamber so as to heat the water at the surface level inside the heating chamber. The heating element is configured such that it is moved downward within the heating chamber so as to maintain the heating element at the surface level of the water as an amount of water in the reservoir decreases.

Abstract: A float retention arrangement and related methods for a humidification chamber that includes at least one float that operates an inlet valve that controls a flow of water through a water inlet opening of the humidification chamber. A cover of the humidification chamber defines an interior space, at least one gas port and a float retention opening. A component forms at least a portion of a water supply conduit for supplying water from a water source to the water inlet opening. The component is insertable into the float retention opening and is positionable to contact and retain the at least one float in a non-use position. In some configurations, the component can be a water spike.

Abstract: A vaporizer has a main unit, an atomizer, a mouthpiece and a quick connect adapter. The quick connect adapter includes a housing, air flow path, a quick release connector and an adapter connector. The housing defines an inner channel. The inner channel has a first open end and a second open end. The air flow path is defined by the housing to allow vapor to flow from the atomizer to the mouthpiece. The quick release connector is coupled to, and located adjacent, the first end of the housing. The quick release connecter is configured to allow the mouthpiece to be releasably coupled to the main unit via the quick connect adapter. The adapter connector coupled to, and located adjacent, the second end of the housing. The adapter connector is configured to allow the quick connect adapter to be releasably coupled to the main unit.

Abstract: A positive airway pressure device includes a blower and a base. A blower outlet passage is connected to the blower and has a central tubular portion and a flexible sealing portion surrounding an outer circumferential surface of the central tubular portion. The base receives a tub with a heat conducting base plate, an internal air passage configured to receive the pressurized flow of respiratory gas from the blower outlet passage, and a pair of tub flanges extending laterally from respective side walls of the tub. Each tub flange has a horizontal portion and a tapered portion. The base further includes a floor with a heater plate a pair of base flanges. Each base flange extends laterally inward from a respective one of the side walls and engages a respective tub flange as the tub is inserted into the base with the tapered portions of the tub flanges being received first.

Abstract: A connection assembly for a respiratory therapy system, comprising: an outlet assembly, said outlet assembly including an outlet housing and a swivelling disc located on said outlet housing, said outlet housing and said swivelling disc defining, at least in part, a recess; an outlet connector located at an end of a tube portion, said outlet connector including an electrical connector; and a cable having a first end to connect to the electrical connector and a second end to connect to at least one electrical component of the respiratory therapy system, said cable having a slack portion, wherein said outlet connector and said swivelling disc are rotatable in unison between a first position and a second position, and wherein the slack portion of the cable extends from the recess and wraps around the swivelling disc as the swivelling disc is rotated from the first position to the second position.

Abstract: A medicine vaporizer apparatus comprises a base with an upwardly extending heating element disposed within a rigid tube. Air is drawn into the rigid tube through an aperture in the rigid tube below the heating element and directed over the heating element to then be drawn through a flexible tube and through a filter or screen comprising an amount of medicine. Heated air flows over the amount of medicine and vaporizes the same, wherein the medicine is thereafter drawn into the lungs of a patient pulling the air therethrough with his or her mouth. Thermal separation and cooling of various parts prevents accidental injury to users and provides an inert air path for the air therethrough. The apparatus further provides controlled incineration and/or vaporization of the medicine.

Abstract: Devices for delivering a controlled concentration of an agent are provided. The device includes a reservoir for the agent and a flow control portion operably connected to the reservoir. The device also includes a valve for releasing the agent from the flow control portion and a pump for flowing air to mix with the agent released by the valve and for flowing the agent and air mixture out of the device. Methods of delivering a vaporized agent to a subject are also provided. The methods include storing a liquid agent in a reservoir of a device and flowing the agent into a flow control chamber to change the agent to a gas. The methods also include mixing the agent in gas form with air and flowing the agent and air mixture out of the device to be delivered to a subject.

Abstract: This document provides methods and materials for treating hypocapnia. For example, methods and materials for delivering CO2 to a mammal to treat hypocapnia or compensate for a reduced level of CO2 are provided.

Abstract: An integrated respiratory pressure therapy device and humidifier for pressurising and humidifying breathable air to treat a respiratory disorder in a patient, includes a blower configured to pressurise the breathable air; a water reservoir configured to hold a volume of water to be used for humidification of the breathable air, the water reservoir comprising a water reservoir base, a water reservoir lid connected to the water reservoir base, and a compliant portion. The compliant portion is constructed from an elastomeric material and configured to seal between the water reservoir base and the water reservoir lid. A water reservoir dock forms a cavity configured to partially receive the water reservoir. The water reservoir lid includes a protrusion and the water reservoir dock includes a recess configured to releasably engage one another to secure the water reservoir to the water reservoir dock.

Abstract: A cartridge for an e-vaping device includes an infrared sensor configured to measure infrared radiation emitted by at least a portion of a heating element coupled to a dispensing interface in the cartridge. The field of view of the infrared sensor may encompass an entirety of the heating element. The infrared sensor may be an infrared light emitting diode. The e-vaping device may include control circuitry configured to determine the temperature of the heating element based on sensor data generated by the infrared sensor and control the electrical power supplied to the cartridge based on the temperature of the heating element. The control circuitry may control the electrical power to maintain the temperature of the heating element below a threshold temperature. The control circuitry may determine the heating element temperature based on accessing at least a portion of the sensor data stored at a storage device in the cartridge.

Abstract: Systems and methods are provided for delivering anesthetic agent to a patient. In one embodiment, an anesthetic vaporizer includes a housing defining a sump, the sump configured to hold a self-contained supply of liquid anesthetic agent, a heating element electrically coupled to an electrical mating component, a gas inlet passage and a gas outlet passage, a manifold fluidically coupled to the gas inlet passage and the gas outlet passage, the manifold coupled to the housing and forming a gas-tight seal with the sump, and a quick disconnect pneumatic system coupled to the gas inlet passage and the gas outlet passage, sealing the gas inlet passage and the gas outlet passage from atmosphere.

Abstract: An aerosol delivery device including a mouthpiece end; an aerosol generation chamber in fluid communication with the mouthpiece end via a primary air channel, wherein the aerosol generation chamber comprises an aerosol source for generating an aerosol from a source material for inhalation by a user through the mouthpiece end during use; and a sensor for detecting when a user inhales on the mouthpiece end, wherein the sensor is in fluid communication with the mouthpiece end via a secondary air channel, and wherein the sensor is located further from the mouthpiece end than the aerosol source, and the secondary air channel bypasses the aerosol generation chamber.

Abstract: At least one aspect is directed to a system and method for modifying the operational settings of vaporizer devices. An application executed on a client device may render a graphical user interface on a display of the client device for inputting operational settings of a vaporizer device. Once inputted via the user interface of the application, the client device may transmit the operational settings via a network to the vaporizer device. In response to the receipt, the vaporizer device may store and save the operational settings and may adjust the operations of one or more components of the vaporizer device to satisfy the operational settings.

Abstract: A method and apparatus for controlling a heater arrangement in a device arranged to heat smokable material is described. The method includes implementing a heater control loop, which control loop performs steps in one or more successive control periods. The control steps include determining a current remaining on time for a heating element of a heater arrangement based on the current rate of change of temperature, a target temperature and a current temperature of a zone of the device arranged to heat smokable material.

Abstract: An aerosol inhaler includes: a first branch circuit including a load, a first resistor, and a first node; a second branch circuit including a second resistor, a third resistor, and a second node; an operational amplifier of which a non-inverting input terminal is connected to one of the first node and the second node, and of which an inverting input terminal is connected to the other of the first node and the second node; and a control device having an upper limit temperature and a lower limit temperature. A differential input of the operational amplifier is larger than potential of a negative power supply terminal of the operational amplifier or a minimum value acquirable by the operational amplifier in a first temperature range, and is equal to the potential of the negative power supply terminal of the operational amplifier or the minimum value in a second temperature range.

Abstract: A power supply unit for an aerosol inhaler includes: a first series circuit; a second series circuit connected in parallel with the first series circuit; a first operational amplifier including a non-inversion input terminal connected to one of a first node and a second node, and an inversion input terminal connected to the other of the first node and the second node; and an adjustment circuit connected to the first operational amplifier and configured to prevent a differential input value of the first operational amplifier from being equal to a potential of a negative power supply terminal of the first operational amplifier or a minimum value acquirable by the first operational amplifier, in a state where a potential of the node connected to the non-inversion input terminal is less than a potential of the node connected to the inversion input terminal.

Abstract: An electronic cigarette, including an atomizing assembly, a battery assembly, and a box assembly. The atomizing assembly is disposed on the battery assembly. The atomizing assembly includes an e-liquid storage unit and an atomization unit. The atomizing assembly and the battery assembly are disposed in the box assembly. The e-liquid storage unit includes a mouthpiece, a seal ring adapted to seal the mouthpiece, a thread ring, a seal plug, an e-liquid tank, and a tank cover. The atomization unit includes an O-ring, a limit cover, an e-liquid conductive cotton, a heating wire, an insulation ring, and a joint. The battery assembly includes a seal, a support, a first battery cell, a base plate, a first magnet, a cartridge, and a battery cover. The box assembly includes an outer sliding cover, a first screw, an inner sliding cover, a second magnet, a fixed part, a flexible circuit board.

Abstract: An electrically heated smoking system for receiving an aerosol-forming substrate. includes at least one heating element for heating the substrate to form an aerosol, a power supply for supplying power to the heating element, electrical hardware connected to the power supply and the heating element, and an interface for establishing a communications link with a host. The communications link can be a USB link and the host can be a personal computer.

Abstract: Embodiments are directed to a portable vaporization device whereby the vaporization device extracts active compounds from various liquids, fluids, oils, and waxes for inhalation and may heat up any desired amount of a vaporizable substance. The vaporization device has a button that ignites the liquefied gas to produce a flame. The vaporization device has a button to start the feeding mechanism, which pushes the vaporizable substance against a tube that the flame is heating to turn the vaporizable substance more viscous where it then runs down the tube into a series of wires, further heating the vaporizable substance, turning the vaporizable substance into vapor. The dosage of the vaporization device may be set to provide a lower amount of vapor to a greater amount of vapor. The button may be pushed to produce as much vapor as desired.

Abstract: An e-liquid pumping assembly for supplying e-liquid to an atomizer includes a housing, an e-liquid bottle, and a pumping head assembly. The pumping head assembly includes a piston, a pumping body clamped with the e-liquid bottle by a first sealing portion, a pumping cover clamped with the pumping body, a feeding tube connected to the atomizer and the pumping body. The piston includes a first lower end inserted into the pumping body and a first upper end exposed from the pumping cover. The e-liquid suction pipe includes a second lower and upper ends respectively inserted into the e-liquid bottle and the pumping body. The piston is pressed to expel air from the pumping body so that e-liquid enters the pumping body through the e-liquid suction pipe. The piston is again pressed for pushing the e-liquid out of die pumping body to the atomizer through the feeding tube.

Abstract: A reservoir configured to retain a volume of liquid for use in an apparatus for humidifying a flow of pressurised air comprises a base portion and a lid portion. The reservoir may be configured to improve its level of thermal contact to the heater plate using the flow of pressurised air. The reservoir may be configured to improve thermal contact between the reservoir and the heater plate by pre-compression upon engagement of the reservoir with the humidifier. The reservoir may comprise a removable intermediate portion, which may include the inlet tube and/or the outlet tube, for improved access for cleaning. The reservoir may also be configured to prevent overfilling. Overfill prevention features in the reservoir may include defined flow egress paths and/or formation of air locks.

Abstract: A thermoelectric dehumidification rod comprises a bendable heat-dissipation tube formed with a wave structure at the surface, a thermoelectric element set in the heat-dissipation tube, and a power cable. Both ends of the heat-dissipation tube are covered by an end cap, respectively. The power cable is through one of the end caps and electrically connected with the thermoelectric element. Accordingly, the thermoelectric dehumidification rod is bendable and has the closed tube to protect the thermoelectric element. Furthermore, the wave surface of the heat-dissipation tube increases its surface area, enhancing the dissipation effect. Moreover, the thermoelectric dehumidification rod could be put on the curved surface due to its bendable characteristic, shortening the linear length of the whole thermoelectric dehumidification rod, or in a space which size is smaller than the linear length of the unbended thermoelectric dehumidification rod, so it is convenient for use and has more economic benefit.

Abstract: Devices for cerebral and systemic cooling via a patient's nasopharyngeal cavity are described. Cooling assemblies include at least one elongate tubular member having first and second lumens, a source of liquid coolant, a gas source communicating with the first lumen, and a switch for alternately connecting the liquid coolant source to the second lumen. The first lumen transports a compressed gas and the second lumen transports a volatile liquid. The pressurized fluid may be a perfluorocarbon. The perfluorocarbon may be perfluorohexane, perfluoropentane, or 2-methyl-perfluoropentane. The gas may be air, oxygen, or a combination.

Abstract: A compact electronic vaporizer is provided herein with a concealable articulating vaporizer pen for vaporization of liquids that articulates between a closed position inside a protective case and an open position outside of the protective case. The protective case contains a deployable power adaptor configured to charge a battery. The battery may be activated by a battery switch within the protective case. A push button on the exterior of the protective case simultaneously articulates the concealable articulating vaporizer pen and activates the battery switch on the battery to turn on the vaporizer. The vaporizer includes a variable voltage controller configured to select a variable voltage of the battery, providing an improved vaporization experience as the user can select an optimum voltage at which to vaporize. The vaporizer is configured for right-handed users and contains a mouthpiece with round-tip opening to provide for more convenient and ergonomic vaporization by the user.

Abstract: A portable vaporizer is described herein. The portable vaporizer includes a heating assembly having a base and a heating crucible. An extension adapter is coupled to the base of the heating assembly and slidably received within the chamber body. A cartridge receiver is coupled to the chamber body and receives a cartridge therein. A plunger having a head and a threaded shaft is received within the cartridge. The threaded shaft includes a flat edge. A cover having a bore is coupled to the cartridge receiver. The threaded shaft is threadably received through the bore. A mouthpiece having a central bore is received over the threaded shaft. A detent radially extends into the central bore and engages with the flat edge of the threaded shaft. A rotation of the mouthpiece causes an axial movement of the head of the plunger within the cartridge with respect to the cover.

Abstract: An inhalant material container for electronic smoking device is a tube-like storage container with an open top and an open bottom. The container is made of quartz, glass, or other like materials. The container has a frangible seal covering the open top and open bottom and may have exterior channels to promote air flow around the container. The container is removably inserted into the heating chamber of an electronic smoking device. The container is easily removed and replaced for on demand use. The container can be used in conjunction with modular electronic cigarettes and vaporizer and their various components and connectors.

Abstract: The present disclosure relates to articles (and the manufacture thereof) that use electrical energy to heat a material to form an inhalable substance, the articles being sufficiently compact to be considered “hand-held” devices. In certain embodiments, the articles can particularly be characterized as smoking articles. The smoking article can be adapted to detect the status of a cartridge portion of the smoking article. The smoking article includes a control body portion having a control body engagement end, wherein the control body portion houses a control component and a power source therein. The article further includes a cartridge body portion that has a cartridge body engagement end configured to removably engage the control body engagement end of the control body portion. The cartridge body portion houses a consumable arrangement and a heating connection operably engaged therewith comprising at least one heating element and a fusible link.

Abstract: A vaporizer device includes a cartridge configured to hold a vaporizable substance, a wick element coupled to the cartridge, where the wick element is configured to contact the vaporizable substance located in the cartridge and an induction heating element inductively coupled to the wick element, where the wick element is configured to heat the vaporizable substance based on induction heating of the wick element by the induction heating element.

Abstract: An electronic cigarette vaporizer includes a heating element and a microcontroller; the microcontroller monitors or measures external or ambient temperature and uses that as a control input. The control input automatically controls the power delivered to the heating element to ensure that the heating element operates at its optimal temperature. Where ambient temperatures are monitored or measured as very cold, then the power to the heating element is automatically increased to compensate.

Abstract: Present disclosure relates to electronic cigarettes having concealable mouthpiece and methods of using the same. In certain embodiments, the electronic cigarette includes: an E-liquid storage tank for storing E-liquid, a concealable mouthpiece assembly having a concealable mouthpiece to be concealed in a mouthpiece cover, a vaporizer assembly, and an E-liquid separation mechanism. The E-liquid storage tank is positioned on the E-liquid separation mechanism and the E-liquid separation base is rotatably positioned on a vaporizer base. The E-liquid separation mechanism has the E-liquid separation base and an E-liquid separation silicone gel ring to separate the E-liquid from the E-liquid storage tank from the vaporizer assembly. When a user rotates the E-liquid storage tank against the vaporizer base in a first direction, the concealable mouthpiece is raised upward for user to use.

Abstract: An instrument and method for tissue thermotherapy including an inductive heating means to generate a vapor phase media that is used for interstitial, intraluminal, intracavity or topical tissue treatment. In one method, the vapor phase media is propagated from a probe outlet to provide a controlled vapor-to-liquid phase change in an interface with tissue to thereby apply ablative thermal energy delivery.

Abstract: A valve assembly (I) for controlling the supply of water to a reservoir. The assembly (I) has a main body (2) having a floor (4) and side walls (3), an upper float (15) pivotably mounted within the main body (2) and a lower float (21) pivotably mounted beneath the main body (2). The floor (4) of the main body (2) having an aperture. The upper float (15) is upwardly movable to a position to shut off the water supply to the reservoir; and the lower float (21) is movable upwardly to seal the aperture in the floor (4) of the main body (2) thereby to prevent water draining from the main body through said aperture or from prematurely filing.

Abstract: A personal vapor device having a disguised appearance is disclosed. The personal vapor device has an outer housing and removable lid that replicate the look of a conventional drinking container, such as a water bottle or drinking cup with a straw. An atomizing device, such as a cartomizer, is contained and concealed within the open interior of the outer housing. A mouthpiece extends through the removable lid and into the open interior. Atomized liquid from the cartomizer is delivered to the mouthpiece for delivery to the user. A power supply and a control circuit are contained within the open interior and, along with the atomizing device, are concealed within the outer housing. The disguised vapor device can be used without drawing attention to the user.

Abstract: A method of purifying at least one of THC and CBD from a cannabis-containing composition includes heating the cannabis-containing composition to a temperature sufficient to volatilize at least one of THC and CBD into a vapor and condensing the vapor on a substrate. A drug delivery cartridge includes a substrate coated with at least one of THC and CBD and configured to allow for passage of air through the cartridge to volatilize at least one of THC and CBD for inhalation by a user to induce a medicinal or therapeutic effect to the user.

Abstract: Apparatus and methods for delivering humidified breathing gas to a patient are provided. The apparatus includes a humidification system configured to deliver humidified breathing gas to a patient. The humidification system includes a vapor transfer unit and a base unit. The vapor transfer unit includes a liquid passage, a breathing gas passage, and a vapor transfer device positioned to transfer vapor to the breathing gas passage from the liquid passage. The base unit includes a base unit that releasably engages the vapor transfer unit to enable reuse of the base unit and selective disposal of the vapor transfer unit. The liquid passage is not coupled to the base unit for liquid flow therebetween when the vapor transfer unit is received by the base unit.

Abstract: A humidifier has a base unit with an engagement face that is configured to interface with a flow generator. The humidifier also has a tank configured to be removably received by the base unit and hold a volume of liquid. The tank has a side wall with an air inlet. The humidifier further has an air flow passage configured to receive an air connector of the flow generator at the engagement face of the base unit. The air flow passage is axially offset from a tank inlet. In addition, a cross-section of the airflow passage inlet and a cross-section of the tank air inlet are substantially perpendicular to a horizontal plane.

Abstract: A humidifier has a base unit with an engagement face that is configured to interface with a flow generator. The humidifier also has a tank configured to be removably received by the base unit and hold a volume of liquid. The tank has a side wall with an air inlet. The humidifier further has an air flow passage configured to receive an air connector of the flow generator at the engagement face of the base unit. The air flow passage is axially offset from a tank inlet. In addition, a cross-section of the airflow passage inlet and a cross-section of the tank air inlet are substantially perpendicular to a horizontal plane.

Abstract: A therapy system configured to wash out or flush out the oral and/or nasal cavity to reduce the effective dead space and reduce the work of breathing. The system may displace the expired air in the oral and/or nasal cavity with atmospheric air, or air with altered concentrations, for example, increased humidity, or oxygen levels. A sealed oral interface is provided to the mouth of a patient to supply a volume of pressurized gas. A control system to synchronize the supply of pressurized gas with the patients respiratory cycle. The supply of respiratory gas may be provided during only a portion of the respiratory cycle.

Abstract: A device for vaporizing and delivering an aerosol agent includes a heat generator, a heat conductor in fluid (airflow) communication with the heat generator, and a substrate holder in heat conducting relation with the heat conductor. The heat generator is a handheld, portable torch and the heat conductor defines an annular heat conducting chamber surrounding a substrate disposed within the substrate holder that supports the aerosol agent and an aerosol forming agent. Another device is a handheld, battery-powered heat generator including a heating element in heat conducting relation with a substrate holder. The heating element is a nichrome heating coil wound about the substrate disposed within the substrate holder and electrically coupled to the battery. Another device further includes an auxiliary heat generator having an auxiliary heating element formed by a finely woven wire mesh positioned adjacent the substrate and electrically coupled to the battery.

Abstract: An apparatus and method for permitting consumption of alcohol vapors is disclosed. The apparatus comprises a heating chamber, a vessel disposed above the heating chamber, the vessel including an aperture, the aperture adapted to receive alcohol in liquid form to be placed in the vessel an to receive a straw and a heating element disposed in the heating chamber the heating element heats the liquid alcohol in the vessel, converting the liquid into a vapor to be inhaled via the straw.