Abstract: A heating apparatus includes a heating element which converts electrical power to heat energy, a heatable element having a first surface and a second surface, and a dielectric laminate layer between the heating element and the first surface of the heatable element, wherein the dielectric laminate layer is thermally conductive to transfer heat energy from the heating element to the heatable element, and wherein the second surface of the heatable element is configured heat a liquid in a container.

Abstract: An aerosol delivery device is provided that includes a substrate configured to carry an aerosol precursor composition, and a resonant transformer including a transmitter coupling device and a resonant receiver coupling device that is positioned in proximity to the substrate. The aerosol delivery device also includes a pulse width modulation (PWM) inverter configured to drive the resonant transformer. The PWM inverter includes a bridge circuit coupled to the transmitter coupling device, and a PWM controller embodied as an integrated circuit and configured to output a PWM signal to the bridge circuit configured to drive the transmitter coupling device to generate an oscillating magnetic field and induce an alternating voltage in the resonant receiver coupling device when exposed to the oscillating magnetic field. The alternating voltage causes the resonant receiver coupling device to generate heat and thereby vaporize components of the aerosol precursor composition.

Abstract: An aerosol delivery device is provided. The aerosol delivery device comprises a control component and a digital pressure sensor. The digital pressure sensor is configured to measure a pressure imposed thereon, and generate a corresponding signal that indicates the pressure so measured. The he control component or the digital pressure sensor is further configured to control at least one functional element of the aerosol delivery device based on the pressure indicated by the corresponding signal, or a condition of the aerosol delivery device or a user thereof determined from the corresponding signal. Control of the at least one functional element includes output of the pressure or the condition for presentation by a display.

Abstract: A humidifier for humidification of air to be delivered to a patient's airways may include a humidification chamber, a reservoir and a water delivery mechanism. The humidification chamber may include a water retention feature such as a wick that encloses part of the flow path, a heating element for heating the humidification chamber, and an air flow baffle configured to promote humidification. The humidifier may be further configured to execute one or more algorithms, for example to determine a condition of the wick or to detect condensation in the flow path. In some forms, the humidifier may also comprise algorithms for controlling one or more components of the humidifier such as to control the build up of foreign matter on the wick.

Abstract: A personal vaporizer having a pressure-induced liquid supply that allows a user to draw liquid from a liquid reservoir through applying a suction force on the mouthpiece. The amount of liquid drawn is proportional to the pressure induced, and proportional to the amount of vaporization a user may desire.

Abstract: The invention relates to a system composed of an inhaler and a capsule, preferably intended for single use. The capsule contains a preferably powdered pharmaceutical preparation which, for inhalation, is expelled from the capsule through at least one hole. The capsule comprises as capsule elements a capsule cap and a capsule body, at least one of which comprises at least one prefabricated hole. The prefabricated hole in the capsule is sealed off in the transporting state of the system and is open in the usage state. The hole is exposed by actuation of a pulling mechanism. Prior to this the hole is closed off by a capsule receptacle or a film. In one embodiment the capsule may be present in two different states, for example in different insertion positions of the capsule elements. In the first state the prefabricated hole is closed off and in the second it is exposed. Also shown is an inhaler suitable as a disposable product, which is manufactured from thermoformed parts or from blister film.

Abstract: The invention relates to a powder inhaler and to a powder inhaler set that contains the powder inhaler. The powder inhaler comprises two half-shells (3, 4), which are connected to each other by means of at least one film hinge and are formed as a single piece. In a joined arrangement, the two half-shells (3, 4) enclose an air inlet region, a powder deposition region and powder release region, and an outlet region, through which regions a fluid path extends, wherein at least one of the half-shells (3, 4) has at least one air inlet opening (8) in the air inlet region. Furthermore, one of the half-shells (3, 4) has at least one powder-accommodating recess (9) in the powder deposition region and powder release region, while the outlet region has at least one deagglomeration structure (17, 17?) and an outlet for aerosol, which outlet is formed by the half-shells (3, 4).

Abstract: A vortex detection method is described. The method comprises storing a plurality of points at locations over a region (32) in which vortex detection is to be performed. A value for each of a plurality of fluid flow parameters, such as velocity, pressure and density, is determined at each point. The points are grouped as being contained in either a vortical flow portion or non-vortical flow portion of the region according to one or more statistical distribution for said fluid flow parameters. A point (p) in a vortex core is identified according to the direction of motion of an array of further points (46) relative to said point in the vortex core. The further points (46) may surround the vortex core point.

Abstract: An apparatus includes a first member coupled to a second member. The first member defines a chamber containing a dry powder and includes a chamber wall that forms an outer boundary of the chamber. The second member includes a surface covering the chamber and defines an intake channel and an exit channel. The exit channel is fluidically coupled to the chamber via an exit opening. The intake channel is fluidically coupled to the chamber via an intake port. A center line of the intake channel is tangential to a portion of the chamber wall such that a portion of an inlet airflow conveyed into the chamber via the intake channel has a rotational motion. The intake port is defined at least in part by an intake ramp. The intake ramp includes a transition surface that forms an exit angle with respect to the surface of less than 105 degrees.

Abstract: There is disclosed inhaler testing apparatus, in which at least one flow regulation valve, such as a needle valve, is located within a conduit. The flow regulation valve divides the conduit into inlet and outlet sides of the valve. The inlet side is arranged for connection to an inhaler and the outlet side for connection to a vacuum source. An electric motor provides variable adjustment of a flow opening through the valve. At least one sensor senses pressure or flow rate in the inlet side and a controller automatically adjusts the flow opening through the valve in response to readings from the at least one sensor. The apparatus may also comprise a shut off valve, such as a solenoid valve.

Abstract: The invention relates to a powder inhaler and to a powder inhaler set that contains the powder inhaler. The powder inhaler comprises two half-shells (3, 4), which can be or are articulated to each other and which enclose an air inlet region, a powder deposition region and powder release region, and an outlet region in a joined arrangement, through which regions a fluid path extends. At least one of the half shells (3, 4) has at least one air inlet opening (8) in the air inlet region, and at least one air-swirling structure (5) is present in the air inlet region, which air-swirling structure defines the fluid path between the at least one air inlet opening (8) and the powder deposition and release region. Furthermore, one of the half-shells (3, 4) has at least one powder-accommodating recess (9) in the powder deposition region and powder release region, while the outlet region has at least one deagglomeration structure (17, 17?) and an outlet for aerosol, which outlet is formed by the half-shells (3, 4).

Abstract: A system for generating nitric oxide can include an apparatus positioned in a trachea of a mammal, the apparatus in eluding a respiration sensor for collecting information related to one or more triggering events associated with the trachea, an oxygen sensor for collecting information related to a concentration of oxygen in a gas, and one or more pairs of electrodes for initiating a series of electric arcs to generate nitric oxide, and the system for generating nitric oxide can also include a controller for determining one or more control parameters based on the information collected by the respiration sensor and the oxygen sensor, wherein the series of electric arcs is initiated based on the control parameters determined by the controller.

Abstract: An evaporative cooling device may be provided. The device may comprise a plurality of rollers, a screen looped around the plurality of rollers, a motor coupled to at least one roller and configured to drive the at least one roller, a basin configured to hold a liquid within an interior of the basin, and wherein at least one roller is at least partially within the interior of the basin. The screen may travel into the basin and capture an amount of the liquid. As the liquid is drawn into an airstream feeding a heat rejection device, the liquid may evaporate, cooling the air. The cooled air may provide a more efficient heat rejection device.

Abstract: A device to adjust an amount of an active substance inhaled by a user includes two tanks. A first tank includes a liquid having a lower density of active substance than a liquid in the second tank. Each liquid is configured to evaporate when the liquid is heated beyond a predefined temperature limit. An inhaler to inhale the liquid vapor evaporating from each tank by the user. One heating resistor is associated with each tank. A controller to control the heating of each resistor to actuate each resistor independently in accordance with the determined amount of active substance to be vaporized. The ratio of the heating of the resistor of the second tank to the heating of the resistor of the first tank is an increasing function of the determined amount of active substance to be vaporized.

Abstract: A method of delivering a substance in aerosol or powder form to the upper respiratory tract is provided. The substance is orally administered into the larynx, through the pharynx, and out from the nose while minimizing inhalation into the lungs, whereby deposition of particles in the upper respiratory tract is achieved with limited deposition in the trachea, lower airways and lungs. Also provided is an oral delivery device having a mouthpiece for oral inhalation of a flow of a substance into the upper respiratory tract and a flow restrictor for enabling arrestment of the flow minimizing inhalation into the trachea, lower airways and lungs, which provides for a deposition of particles in the upper respiratory tract with limited deposition in the trachea, lower airways and lungs. Also provided is an oral delivery device having a mouthpiece for admission of a flow of a substance into the upper respiratory tract and a flow generator for pressuring the substance into travel through the upper respiratory tract.

Abstract: The disclosure describes powder inhalers and dry powder inhaler storage cassettes that include a compartment housing an elongate carrier preloaded with a plurality of doses of finely divided powder comprising a biologically active substance. The compartment is configured such that the preloaded doses are sealed within the compartment and such that the carrier may be advanced from the compartment to the chamber through an exit provided with a moisture barrier sealing system. The moisture barrier sealing system is configured and arranged such that it is relaxable during advancement of the carrier. The sealing system is in sealing configuration prior to an advancement of the carrier, is relaxed upon an advancement of the carrier and is returned to its sealing configuration at the latest after release of the powder associated with the area of the carrier.

Abstract: A medication dispenser includes a base seat, a circuitry unit and an outer casing. The base seat includes a mouthpiece. The circuitry unit includes a first circuit board, a battery, and first and second switches disposed on the first circuit board. The outer casing is movable relative to the base seat between a close position where the outer casing covers the mouthpiece and where the first switch is actuated such that electric power is prevented from being supplied from the battery to the first circuit board, and an open position where the outer casing uncovers the mouthpiece and where the second switch is actuated such that electric power is supplied from the battery to the first circuit board.

Abstract: A tube system for ventilation with an outer tube (1) and with an inner tube (3) arranged non-centrally in the radial direction in the interior of the outer tube (1) is shown and described. The coaxial type tube system may be provided for ventilation and for medical applications. The flow resistance for the gas is minimized by the inner tube (3) being designed such that it is linearly in contact with an inner wall (35) of the outer tube (1).

Abstract: An anesthetic breathing apparatus has a processing unit, a breathing circuit for providing an inspiratory patient gas mixture of re-breathed gas and/or fresh gas to a patient fluidly connected to the breathing circuit, and a fresh gas supply controllable by the processing unit for supplying a flow of the fresh gas to the breathing circuit in a composition including oxygen and at least one anesthetic agent (AA). A user interface includes a first user input element for receiving operator input for an anesthetic target value including an end expiratory concentration of the AA (EtAA) target value and/or an end expiratory minimum alveolar concentration (EtMAC) target value of an end expiratory MAC value of the patient, and a second user input element for receiving operator input for a desired control profile for the fresh gas supply for obtaining at least the anesthetic target value.

Abstract: A device for measuring rotational speed includes a housing comprising a base including vertical first and second end walls, and a cover including a window; a lower drive mechanism including a shaft including a gear adjacent to an inner surface of the first end wall, and gear elements rotatable around the shaft in a suspended manner, each gear element including first teeth and second teeth alternated with the first teeth; and an upper counter assembly including a reset shaft including a wing handle and a groove; a gear member rotatable around the reset shaft in a suspended manner and meshed with the gear, the gear member including a projection; and a first number wheel and second number wheels arranged from the gear member to the second end wall sequentially on the reset shaft. Each of the first and second number wheels is a ratchet type device.

Abstract: A positive airway pressure (PAP) device for supplying a flow of breathable gas to a patient includes a flow generator configured to pressurize a flow of breathable gas and a humidifier configured to receive and humidify the pressurized flow of breathable gas from the flow generator. The PAP device also includes a power source. The flow generator, humidifier and power source are positioned so that heat generated by at least one of the flow generator and the power source is conveyed to water in the humidifier.

Abstract: Methods, apparatuses and systems are described for administering a swallowable cell collection device to a patient. Methods include releasing a swallowable bundle of string of the cell collection device from a bundling apparatus, maintaining the string in a swallowable bundle while releasing the swallowable bundle from the bundling apparatus, and placing the swallowable bundle on the tongue of the patient. Methods also include constraining a retrieval string of the cell collection device in a swallowable bundle with a dissolvable band and placing the swallowable bundle on the tongue of the patient.

Abstract: The present disclosure pertains to a mechanical ventilator system configured to deliver a pressurized flow of breathable gas to the airway of a subject. The system is configured to generate the pressurized flow of breathable gas according to a volume control mode therapy regime that delivers a target tidal volume to the subject during inhalation. During an individual inhalation, the system is configured to determine and/or adjust an inspiratory pressure level of the pressurized flow of breathable gas of the volume control mode therapy regime. The inspiratory pressure level is adjusted such that during the inhalation the inspiratory pressure level is not reduced to impede respiratory effort by the subject responsive to the target tidal volume being exceeded during the inhalation. The system comprises one or more of a pressure generator, a subject interface, one or more sensors, one or more processors, a user interface, electronic storage, and/or other components.

Abstract: To provide a pipe joint for emergency releasing with a minimized seal structure to minimize leakage risk. Pipe joints (100, 101: pipe joints for emergency releasing) of the present invention include a cylindrical plug (10) in which a passage (1A: in-plug passage) is formed, a cylindrical socket (20) in which a passage (21A: in-socket passage) is formed, and shutoff valves (5, 24) mounted in the plug (10) and the socket (20) for opening the passages (1A, 21A) of the plug (10) and the socket (20) when the plug (10) is inserted into the socket (20) and shutting the passages (1A, 21A) of the plug (10) and the socket (20) when the plug (10) detached from the socket (20), wherein central axes of the passages (1A, 21A) of the plug (10) and the socket (20) do not form a straight line.

Abstract: A dry-powder inhalation device including a casing having at least one push button located on an external portion thereof, the push button including at least one pin structure, an air inlet located at a first terminus of the casing; a powder delivery port located at a second terminus of the casing and is positioned distal to the air inlet; and an elongated support panel located within an interior of the casing and being fitted within the casing so as to partially rotate therein about a single axis. The support panel has at least one compartment containing dry-powder located proximal to the first terminus, and the at least one pin structure is located proximal to the air inlet and arranged above the dry-powder compartment.

Abstract: A subglottic suctioning system with a tracheal tube having a ventilation lumen, a cuff inflation lumen, and a suction lumen are disclosed which may help reduce the incidence of ventilator associated (or acquired) pneumonia. The suction lumen communicates with the space in the trachea above the cuff where secretions accumulate. The suction lumen has a valve on the proximal end for connection to a source of vacuum. The valve is adapted to interrupt the supply of vacuum to the suction lumen to allow for the introduction of a rinsing fluid in its place and to automatically re-establish the connection to the source of vacuum upon completion of rinsing. The rinsing fluid aids in maintaining an open suction lumen and may include medicaments and mucolytic agents to enhance or promote healing or to alter the properties of the mucus to make removal easier. The user may easily and repeatedly alternate suction and rinsing fluid through the suction lumen, i.e.

Abstract: A drug delivery device is provided comprising a housing having an exterior surface, a drug-filled reservoir with an outlet, drug expelling means, and a flexible sheet. On the flexible sheet is formed or mounted input means adapted to be actuated corresponding to an event indicative of drug being expelled, a display adapted to display a time parameter, a processor, and an energy source. The processor is adapted to, based on input from the detection means, control the display to display a time parameter related to the time the event was detected, and the flexible sheet is attached at least in part to the outer surface of the housing.

Abstract: The invention relates to a capsule for receiving a preferably powdered pharmaceutical preparation and an inhaler in which, for inhalation, the preparation is expelled from the capsule through at least one hole. A capsule according to the invention comprises as capsule elements a capsule cap and a capsule body, at least one of which comprises at least one prefabricated hole. Systems according to the invention comprising inhalers and capsules are described, in which the prefabricated hole in the capsule is sealed off in the transporting state of the system and is open in the usage state. The hole is exposed by actuation of a pushing or pulling mechanism. Prior to this the hole is closed off by part of the capsule itself or by a capsule receptacle belonging to the inhaler. In one embodiment the capsule may be present in two different states, for example in different insertion positions of the capsule elements. In the first state the prefabricated hole is closed off and in the second it is exposed.

Abstract: A nitric oxide delivery system can include a cassette which is a single use disposable component used to store liquid N2O4, activate upon operator demand, convert N2O4 to NO2 via a heating element(s) controlled by a console to deliver NO2 at a controlled flow rate, direct concentrated NO2 to a contained pair of conversion cartridges and exhaust NO gas to the console for delivery to the patient.

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: Therapy gas delivery systems that provide run-time-to-empty information to a user of the system and methods for administering therapeutic gas to a patient. The therapeutic gas delivery system may include a gas pressure sensor attachable to a therapeutic gas source that communicates therapeutic gas pressure data to a therapeutic gas delivery system controller, a gas temperature sensor positioned to measure gas temperature in the therapeutic gas source that communicates therapeutic gas temperature data to the therapeutic gas delivery system controller, at least one flow controller that communicates therapeutic gas flow rate data to the therapeutic gas delivery system controller, at least one flow sensor that communicates flow rate data to the therapeutic gas delivery system controller, and at least one display that communicates run-time-to-empty to a user of the therapeutic gas delivery system.

Abstract: An aerosol delivery device is provided that includes a user interface including a pushbutton and a display. A control component contained coupled to the user interface controls operation of at least one functional element of the aerosol delivery device. The control component controls the display to present a menu including a plurality of menu items selectable using only the pushbutton. Each menu item of the plurality of menu items is associated with a respective functional element of the aerosol delivery device, and the control component is configured to navigate the plurality of menu items, and select a currently-presented menu item of the plurality of menu items for control of the respective functional element, in response to respective first and second types of presses of the pushbutton, the first and second types of presses being of different durations.

Abstract: A ventilator that is small, lightweight, and portable, yet capable of being quickly adapted to operate in a plurality of different modes and configurations to deliver a variety of therapies to a patient. A porting system having a plurality of sensors structured to monitor a number of parameters with respect to the flow of gas, and a number of porting blocks is used to reconfigure the ventilator so that it operates as a single-limb or dual limb ventilator. In the single-limb configuration, an active or passive exhaust assembly can be provided proximate to the patient. The ventilator is capable of operate in a volume or pressure support mode, even in a single-limb configuration. In addition, a power control mechanism controls the supply of power to the ventilator from an AC power source, a lead acid battery, an internal rechargeable battery pack, and a detachable battery pack.

Abstract: An airflow adaptor for a breath-actuated dry powder inhaler. The airflow adaptor includes a conduit having a proximal end and a distal end, wherein the proximal end allows fluid communication from a deagglomerator outlet port to the distal end of the conduit, and wherein the airflow adaptor further includes provisions for allowing air to flow from a proximal end of the adaptor to a distal end of the adaptor independently of the airflow in the conduit when a breath induced low pressure is applied to the distal end of the airflow adaptor.

Abstract: A method and system for producing oxygen-rich vapor derived from herb-based plants and extracts from said herb-based plants for consumption by individuals. The method includes transferring a first portion of a base quantity of oxygen-enriched vapor form a volumetric container into a vaporization device. The vaporization device retains an herb-based plant material. The herb-based plant material is used in conjunction with the first portion to produce herb-infused vapor through an atomization process. The herb-infused vapor is then permeated into a mixing chamber with a second portion of the base quantity of oxygen-enriched vapor from the volumetric container. The second portion is then mixed with the herb-infused vapor in order to formulate an oxygen-infused herb vapor. The oxygen-infused herb vapor is then dispensed from the mixing chamber for individual consumption.

Abstract: A nebulization structure includes a carrier unit, a vibration unit, a nebulization unit and a position-limiting unit. The carrier unit has a first carrier portion and a first surrounding portion extended from an outer perimeter of the first carrier portion, and the first carrier portion has a through hole. The vibration unit includes an annular vibrating sheet disposed on the carrier unit. The nebulization unit is disposed on the first carrier portion, and the nebulization unit has a plurality of micro holes communicated with the through hole. The position-limiting unit has a first position-limiting portion disposed on the nebulization unit and a second position-limiting portion extended from an outer perimeter of the first position-limiting portion and along the first surrounding portion. The nebulization unit is positioned between the first carrier portion and the position-limiting unit, and the first position-limiting portion has an opening for exposing the micro holes.

Abstract: A method, apparatus, and system are provided for mucous membrane therapy. The method includes receiving at least one body signal from a patient; detecting a condition of the patient based on the body signal; and administering the therapy to at least one of a mucous membrane or a serous membrane of the patient. A medical device system configured to implement the method is provided. A computer-readable storage device for storing instructions that, when executed by a processor, perform the method is also provided.

Abstract: An electronic flow monitor, a control method and an anesthesia machine. The electronic flow controller can comprise a control module, an oxygen gas branch for delivering oxygen gas, an equilibrium gas branch for delivering equilibrium gas, and a gas mixing branch for mixing the oxygen gas and the equilibrium gas. The control module can meter an oxygen gas flow and an equilibrium gas flow through flow sensors. A first flow controller can be disposed in the oxygen gas branch, and a second flow controller can be disposed in the equilibrium gas branch. The first flow controller may be used to regulate the gas flow in the oxygen gas branch between zero and a maximum value and the second flow controller may be used to regulate the gas flow in the equilibrium gas branch between zero and a maximum value.

Abstract: An on-demand vapor generator includes a vapor chamber configured to produce a vapor and a vapor absorption assembly configured to receive flows of vapor from the vapor chamber. The vapor absorption assembly includes a first vapor-permeable passage having a passage outlet and at least one second vapor-permeable passage that is closed. When vapor absorption assembly receives a flow of vapor from the vapor chamber, the flow of vapor passes through the first vapor-permeable passage to the passage outlet at least substantially without absorption of vapor from the flow of vapor. However, when a flow of vapor is not received from the vapor chamber, vapor entering the vapor absorption assembly from the vapor chamber passes into the first vapor-permeable passage and the at least one second vapor-permeable passage and is at least substantially absorbed.

Abstract: A nitric oxide delivery system, which includes a gas bottle having nitrogen dioxide in air, converts nitrogen dioxide to nitric oxide and employs a surface-active material, such as silica gel, coated with an aqueous solution of antioxidant, such as ascorbic acid. A nitric oxide delivery system may be used to generate therapeutic gas including nitric oxide for use in delivering the therapeutic gas to a mammal.

Abstract: The present invention relates to an integrated sleep diagnosis and treatment device, and more particularly to an integrated apnea diagnosis and treatment device. The present invention additionally relates to method of sleep diagnosis and treatment.

Abstract: A nasal douche having a valve, container part and cap part, wherein the container part serves to receive irrigation liquid and carries cap part. The cap part has a nose attachment with an outlet opening for irrigation liquid connected fluidically to interior of container part via discharge channel, wherein nose attachment is intended to be attached to a nostril of the user. The container part or cap part is assigned a mouthpiece for controlling the valve, wherein the valve is closed in a rest position and flow of irrigation liquid out through the nose attachment is thus suppressed, and wherein the valve can be brought to an open position, under the action of respiratory air when the user blows into the mouthpiece, and irrigation liquid thus flows out through the nose attachment, wherein respiratory air or ambient air flows into the container part to allow the outward flow.

Abstract: Systems and methods for compensating long term sensitivity drift of catalytic type electrochemical gas sensors used in systems for delivering therapeutic nitric oxide (NO) gas to a patient by compensating for drift that may be specific to the sensors. The long term sensitivity drift of catalytic type electrochemical gas sensors can be addressed using calibration schedules, which can factor in the absolute change in set dose of NO being delivered to the patient that can drive one or more baseline calibrations. The calibration schedules can reduce the amount of times the sensor goes offline. Systems and methods may factor in actions occurring at the delivery system and/or aspects of the surrounding environment, prior to performing a baseline calibration, and may postpone the calibration and/or rejected using the sensor's output for the calibration.

Abstract: A monitoring system for cardiac operations with cardiopulmonary bypass comprising: a processor operatively connected to a heart-lung machine; a pump flow detecting device connected to a pump of the heart-lung machine to continuously measure the pump flow value and send it to the processor; a hematocrit reading device to continuously measure the blood hematocrit value and to send it to the processor; a data input device to allow the operator to manually input data regarding the arterial oxygen saturation and the arterial oxygen tension; computing means integrated in the processor to compute the oxygen delivery value on the basis of the measured pump flow, the measured hematocrit value, the preset value of arterial oxygen saturation, and the preset value of arterial oxygen tension; and a display connected to the processor to display in real-time the computed oxygen delivery value.

Abstract: The present disclosure relates to an atomizer for an electronic cigarette. The atomizer includes a housing, a liquid chamber, an atomizing unit, and a deformable valve. The liquid chamber is in the housing and configured for storing tobacco liquid. The liquid chamber has a liquid injecting opening. The atomizing unit is configured for absorbing and atomizing the tobacco liquid. The deformable valve is arranged in the liquid injecting opening. The valve is capable of being pushed open by an external injector, so that the tobacco liquid can be injected into the liquid chamber. The valve is capable of restoring to its original shape to seal the liquid injecting opening when the injector is removed.

Abstract: A respiratory humidification system includes a humidifier that is capable of electronic communication with one or more other components of the system thereby permitting transfer of data or control signals between the humidifier and other components of the system. In some systems, a flow generator, such as a ventilator, is provided to supply a flow of breathing gas. The humidifier and the flow generator are capable of electronic communication with one another. In some arrangements, an operating mode or parameter of the humidifier to be set or confirmed by the flow generator, either automatically or manually through a user interface of the flow generator. The humidifier can also utilize data provided by the flow generator or other system component, such as an incubator, to set or confirm an operating mode or parameter of the humidifier. In some arrangements, a user interface of the humidifier can display data from another system component, such as a nebulizer or pulse oximeter.

Abstract: Dry powder inhaler dose counters capable of making a display move swiftly between digits, in contrast to the progressive movement that occurs in simple gearing mechanisms.

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 protection structure for protecting a portable ultrasonic nebulizer includes a plurality of protection units. One of the protection units has a protection body and an elastic body connected with the protection body, the protection body is disposed on a top cover of the portable ultrasonic nebulizer, and one portion of the elastic body is received inside an exhaust vent of the top cover for enclosing the exhaust vent of the top cover.

Abstract: An oscillating positive expiratory pressure device comprising a housing enclosing at least one chamber, a chamber inlet configured to receive exhaled air into the at least one chamber, and a chamber outlet configured to permit exhaled air to exit the at least one chamber. A channel is positioned in an exhalation flow path between the chamber inlet and the chamber outlet, with the channel being moveably connected to a chamber of the at least one chamber. An air flow regulator is moveable with respect to the channel between a first position, where the flow of air through the channel is restricted and a second position, where the flow of air through the channel is less restricted, the air flow regulator being configured to repeatedly move between the first position and the second position in response to a flow of exhaled air.