| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 128203270 | Electric | 43 |
| 20090000620 | Removable and/or replaceable humidifier - Humidifier apparatus for a respiratory apparatus includes a housing providing a gas flow path, a heater apparatus, and a water supply distribution member configured and arranged to deliver water vapour to the gas flow path. The water distribution member is provided to the housing and in thermal communication with the heater apparatus. | 01-01-2009 |
| 20090095296 | ANESTHETIC GAS INTERMEDIATE STORAGE UNIT WITH ADSORPTION CHARACTERISTICS WHICH CAN BE INFLUENCED ELECTRICALLY - An anesthetic gas intermediate storage unit is provided having a first gas duct for passing through inspiration gas, a second gas duct for passing through expiration gas and an adsorption material ( | 04-16-2009 |
| 20090320840 | HUMIDIFER FOR RESPIRATORY APPARATUS - A flexible tape heater ( | 12-31-2009 |
| 20100024816 | INLINE VAPORIZER - An inline vaporizer disposed in a carrier gas line vaporizes a fluid and adds such vaporized fluid to a carrier gas that flows within the carrier gas line. The vaporizer includes a reservoir or wick that transfers a fluid to a vaporizing element that is adjacent to the reservoir or wick. The vaporizer releases a vapor into the carrier gas line so that the carrier gas flows past the vaporizer to form a vapor and carrier gas mixture. | 02-04-2010 |
| 20100071693 | METHODS AND DEVICES FOR PROVIDING MECHANICAL VENTILATION WITH AN OPEN AIRWAY INTERFACE - Methods, systems and devices are described for providing mechanical ventilation support of a patient using an open airway patient interface. The system includes gas delivery circuit and patient interface configurations to optimize performance and efficiency of the ventilation system. A ventilation system may include a ventilator for supplying ventilation gas. A patient interface may include distal end in communication with a patient airway, a proximal end in communication with ambient air, and an airflow channel between the distal end and the proximal end. A gas delivery circuit may be adapted to attach to the patient interface without occluding the patient interface to allow ambient air to flow from outside the patient interface to the patient airway. The ventilation gas may entrain air from ambient and from the patient airway. | 03-25-2010 |
| 20100147299 | ELECTRICAL HEATER WITH PARTICULAR APPLICATION TO HUMIDIFICATION AND FLUID WARMING - A humidifier includes a tub configured to contain a supply of water and a heater including a first polymer film having an electrically conductive circuit provided upon a surface. The first polymer film is electrically insulating and the tub is formed of molded resin and the heater is molded at least partially within the resin. A respiratory apparatus for delivering a flow of breathable gas to a patient includes the humidifier. A method of humidifying a flow of pressurized breathable gas includes passing the flow of pressurized breathable gas over a supply of water contained in a tub. The tub is formed of molded resin and a heater including a first polymer film having an electrically conductive circuit on a first surface is molded at least partially within the resin. | 06-17-2010 |
| 20100206308 | HEATING ELEMENT, HUMIDIFIER FOR RESPIRATORY APPARATUS INCLUDING HEATING ELEMENT, AND RESPIRATORY APPARATUS - An apparatus for delivering breathable gas to a patient includes a flow generator to generate a flow of breathable gas; a humidifier chamber to contain a supply of water; a first flow path to deliver the flow of breathable gas from the flow generator to the humidifier chamber; a second flow path to deliver the flow of breathable gas from the humidifier chamber to a patient interface; and a wicking element and/or a flat, elongate heating element provided at least in the humidifier chamber. A method of delivering a flow of breathable gas to a patient includes generating a flow of breathable gas; and humidifying the flow by passing the flow over a supply of water. Humidifying the flow includes heating the supply of water and/or the flow with a heating element in thermal contact with the water and/or the flow before passing the supply of water, the flow over the supply of water, and/or the flow after passing the supply of water; and controlling a voltage applied to the heating element to control the humidity of the flow. A tube for use in delivering a flow of breathable gas to a patient includes a circuit including electrically conductive ink provided on an inner surface and/or an outer surface. | 08-19-2010 |
| 20100319696 | EJECTION LIQUID AND EJECTION METHOD - To stably eject a solution containing at least one type of insulin, by the inkjet method, the present invention provides an ejection liquid characterized by having at least one compound selected from a non-amino acid polycarboxylic acid (excluding citric acid), a non-amino acid nitrogen-containing polycarboxylic acid, and salts thereof, added to a solution containing at least one type of insulin. | 12-23-2010 |
| 20110079223 | EJECTION LIQUID, EJECTION METHOD, METHOD FOR FORMING LIQUID DROPLETS, LIQUID EJECTION CARTRIDGE AND EJECTION APPARATUS - An ejection liquid capable of being stably ejected based on a system using thermal energy even if the liquid contains at least one selected from the group consisting of proteins and peptides, and a method and an apparatus for ejecting the liquid containing at least one selected from the group consisting of proteins and peptides using this system are provided. The applicability of the liquid for use in an inkjet system using thermal energy is improved by adding at least one selected from the group consisting of amino acids and salts thereof and a surfactant to an aqueous solution containing at least one selected from the group consisting of proteins and peptides. | 04-07-2011 |
| 20110108031 | HEATED CONDUIT FOR RESPIRATORY HUMIDIFICATION - A conduit for carrying humidified gases includes a tube extending between a first end and a second end and a helical wire positioned in the tube. The helical wire is formed of a conductive core defining a shape of the helical wire. An electrical receptacle is positioned at the first end of the tube and electrically coupled to the communication ends of the helical wire. | 05-12-2011 |
| 20110120468 | AIRWAY DEVICES WITH INTEGRAL HUMIDIFICATION - According to various embodiments, a tracheal tube may include an integral humidification system. The tracheal tube may be formed at least partially from a material that is permeable to water vapor but substantially impermeable to respiratory gases. The water vapor may be actively provided to the tracheal tube or may be passively transferred from a patient's surrounding airway space. | 05-26-2011 |
| 20110126831 | PORTABLE ESSENCE VAPORIZER - The portable essence vaporizer according to the present invention comprises a heat source for heating up an air flow which is passed through a substance from which the essence is to be extracted and is supplied to the user, and it comprises a heat exchanger which provides heat generated by the heat source to the air flow, and a thermal insulation which insulates the exterior from the heat source and the exchanger, said insulation being preferably microporous and having monolithic structures of metal oxides, amorphous silica or glass filaments, and the heat exchanger comprising an open cell foam structure; the vaporizer provides a satisfactory extraction and at the same time is of reduced size and has reduced electrical consumption. | 06-02-2011 |
| 20110192399 | Vaporizer with improved heating chamber and related methods - In one embodiment, a vaporizer for vaporizing a substance is described herein. The vaporizing includes a vapor chamber; a heating chamber; and a cartridge positioned between the vapor chamber and the heating chamber. The vapor chamber, the cartridge, and the heating chamber form a continuous bidirectional pathway for airflow within the vaporizer. The cartridge is configured to contain the substance to be vaporized, and the heating chamber includes a heating core having a heating element disposed therein for convection heating of a portion of the airflow that vaporizes the substance contained in cartridge. | 08-11-2011 |
| 20110308521 | VAPORIZER - Provided is a vaporizing device configured for use with a disposable bottle to employ the disposable bottle as a collection device for collecting and delivering the vapor to a user. The vaporizing device includes a threaded connector portion configured to engage with the threaded bottle connector found on a conventional beverage container, such as a water bottle, soda bottle, sports drink bottle, or the like. The vaporizing device is configured to receive and heat herbal contents to produce a vapor for inhalation by a user. | 12-22-2011 |
| 20120118288 | HUMIDITY CONTROLLER - A breathing assistance apparatus adapted to deliver humidified gases at a desired level of humidity to a patient including a humidifier and a heated conduit is disclosed. The humidifier includes a controller which controls the humidifier, or the humidifier and the heated conduit to deliver the gases to the patient at the required humidity or temperature, without the requirement for sensors in the gases stream. The controller uses information already available to the controller, without the requirement for additional information to be provided by sensors in the gases stream. This means the need for sensors in the gases stream is dispensed with. A significant benefit is achieved as sensors are not required in the conduit and thus the apparatus is simple and less bulky. | 05-17-2012 |
| 20120152247 | RADIANT BARRIER FOR HEATED AIR CIRCUITS - A heated breathing circuit with radiant barrier is provided. The breathing circuit includes an airflow conduit configured to receive gas at input end and configured to deliver said gas to a patient at an output end, a heating element disposed inside the airflow conduit configured to heat the gas inside the airflow conduit between the input end and the output end and a heat shield disposed between the heating element and an outside surface of the airflow conduit such that the heat shield prevents heat energy loss from within said airflow conduit. | 06-21-2012 |
| 20130042865 | LOW TEMPERATURE ELECTRONIC VAPORIZATION DEVICE AND METHODS - Low temperature electronic vaporization devices and method are described herein for emulating smoking wherein the devices generate an aerosol for inhalation by a subject by heating a viscous material that can have a tactile response in the mouth or respiratory tract. | 02-21-2013 |
| 20130081620 | FLUTED HEATER WIRE - A heater wire for removing condensation from a respiratory gas conduit. The heater wire includes at least one groove disposed thereon. The heater wire is positioned in a respiratory gas conduit. | 04-04-2013 |
| 20130081621 | HUMIDIFYING RESPIRATORY GASES - A device for humidifying respiratory gases. The device includes: a humidification component that holds a water volume; and a heating element that converts received electrical energy to electromagnetic radiation, wherein the electromagnetic radiation is transferred to the water volume, thereby heating the water volume to achieve a heated water volume. | 04-04-2013 |
| 20130081622 | REMOVING CONDENSATION FROM A BREATHING CIRCUIT - A device for humidifying respiratory gases is provided. The device includes: an all-polymer humidification chamber; a heating element positioned independently and proximate to the humidification chamber; a base unit supporting the humidification chamber; a computer that sends adjustment instructions to a water filling valve coupled with the humidification chamber; a plurality of sensors determining light within the humidification chamber and coupled with the base unit; an airflow conduit coupled with the humidification chamber; a heater wire within the airflow conduit; and an insulation material with grooves thereon surrounding the heater wire. The adjustment instructions instruct the water filling valve to self-adjust to meet a predetermined water level objective. The airflow conduit delivers gas to the patient. The heater wire heats the gas being delivered. The grooves on the insulation wire wick water within the humidification chamber away to re-evaporation regions. | 04-04-2013 |
| 20130081623 | LAMINAR EVAPORATOR - The invention disclosure relates to a laminar evaporator, comprising a laminar electrical resistance heating element for pulse heating and evaporation of an inhalationally receivable material distributed or distributable on the heating element surface by means of an electric heating current flowing or flowable in a laminar manner with at least two electrical contacts and/or poles ( | 04-04-2013 |
| 20130112201 | BREATHING TUBE - Condensation or “rain-out” is a problem in breathing circuits and especially neonatal breathing circuits. The subject patent provides an improved breathing tube component for managing rain-out particularly in neonatal applications. In particular the breathing tube has a smooth inner bore, and an outer insulating layer containing stagnant gas and a heater wire. | 05-09-2013 |
| 20130180525 | Multiple Dose Condensation Aerosol Devices and Methods of Forming Condensation Aerosols - Devices and methods of entraining a substance within an airflow are disclosed. Condensation aerosol delivery devices and methods of consistently producing multiple doses of a substance, such as a drug, having high purity, high yield, characterized by a particle size distribution appropriate for pulmonary delivery, and which can be administered to a user in a single dose are also disclosed. | 07-18-2013 |
| 20130239966 | HEATING ELEMENT, HUMIDIFIER FOR RESPIRATORY APPARATUS INCLUDING HEATING ELEMENT, AND RESPIRATORY APPARATUS - An apparatus for delivering breathable gas to a patient includes a flow generator to generate a flow of breathable gas; a humidifier chamber to contain a supply of water; a first flow path to deliver the flow of breathable gas from the flow generator to the humidifier chamber; a second flow path to deliver the flow of breathable gas from the humidifier chamber to a patient interface; and a wicking element and/or a flat, elongate heating element provided at least in the humidifier chamber. A method of delivering a flow of breathable gas to a patient includes generating a flow of breathable gas; and humidifying the flow by passing the flow over a supply of water. Humidifying the flow includes heating the supply of water and/or the flow with a heating element in thermal contact with the water and/or the flow before passing the supply of water, the flow over the supply of water, and/or the flow after passing the supply of water; and controlling a voltage applied to the heating element to control the humidity of the flow. A tube for use in delivering a flow of breathable gas to a patient includes a circuit including electrically conductive ink provided on an inner surface and/or an outer surface. | 09-19-2013 |
| 20130333701 | HEATED CPAP HOSE AND FITTING - A flexible hose is adapted to maintain its inner wall temperature above the dew point of air transported between a CPAP machine's humidifier and mask, preventing condensation, An electrically energizable heating element forms a helical reinforcement member. The hose's first end has a standard CPAP soft end cuff. The second end comprises a special end fitting including: a support ring, electrical jack, and a specially shaped over-molded plastic cuff The support ring has a ring portion threadably secured onto the helical reinforcing member, and a receptacle extending therefrom. A coaxial electrical jack is received within the receptacle, with the energizable heating element of the helix being wired to the prongs of the jack. A soft plastic cuff is molded over much of the ring portion and receptacle, to provide further integrity of the end fitting, while the remaining portion of the cuff conforms to the standard CPAP end cuff configuration. | 12-19-2013 |
| 20140109905 | AEROSOL INHALATOR - An aerosol inhalator of the invention has an inner tube ( | 04-24-2014 |
| 20140238396 | INHALER COMPONENT - The invention relates to an inhaler component for forming a vapour-air mixture and/or condensation aerosol by vaporizing a liquid material and optionally condensing the vapour formed, including: a heating element for vaporizing a portion of the liquid material; a wick for automatically supplying the liquid material to the heating element, wherein the wick comprises at least two end sections arranged apart from each other; a first capillary gap for automatically supplying the liquid material to the wick, wherein a first end section of the wick projects into the first capillary gap. In order that the heating element can be supplied more quickly and ore reliably with the liquid material, a second capillary gap is provided, which receives therein the second end section of the wick. | 08-28-2014 |
| 20140238397 | Ventilation Tube System - A ventilation tube system for breathing gas for ventilating patients is provided, the system having a first inhalation tube ( | 08-28-2014 |
| 20140251331 | HUMIDIFYING RESPIRATORY GASES - A device for humidifying respiratory gases. The device includes: a humidification component that holds a water volume; and a heating element that converts received electrical energy to electromagnetic radiation, wherein the electromagnetic radiation is transferred to the water volume, thereby heating the water volume to achieve a heated water volume. | 09-11-2014 |
| 20140332001 | BREATHABLE GAS APPARATUS WITH HUMIDIFIER - 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. | 11-13-2014 |
| 20140332002 | BREATHABLE GAS APPARATUS WITH HUMIDIFIER - 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. | 11-13-2014 |
| 20140332003 | BREATHABLE GAS APPARATUS WITH HUMIDIFIER - 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. In addition, a flexible face seal is positioned at an end of the air flow passage. An end of the face seal is configured to abut a side wall of the tank that includes the tank inlet when the tank is received in the base unit. | 11-13-2014 |
| 20140373840 | MEDICAL TUBES AND METHODS OF MANUFACTURE - This invention relates to a medical tube comprises an elongate conduit having a first opening, a second opening, a longitudinal axis, a lumen extending between the first opening and the second opening along the longitudinal axis, and a corrugated wall, formed from an extruded material, extending between the first opening and the second opening and surrounding the lumen. The wall is stiffer in a first length of the conduit adjacent the first opening than in a second length of the conduit adjacent the second opening. The variable stiffness of the tube wall can improve the thermal profile of the tube as well as improve drain-back of condensation into a humidifier providing humidified gas to the tube. | 12-25-2014 |
| 20150101607 | HUMIDIFICATION ARRANGEMENT FOR A RESPIRATORY APPARATUS - A humidifying apparatus utilizing a semi-permeable membrane portion within a gas conduit where the direction of gas flow within a central lumen is given by an arrow. The humidification apparatus has a helical configuration for the semi-permeable membrane portion, a structural reinforcing member or members, a water channel and a heating element. The helical configuration of an outer wall may be similar to conventional conduits that are in common use in respiratory apparatus. Thus the humidification apparatus may be readily substituted into existing respiratory device by exchanging the gas conduit. | 04-16-2015 |
| 20150128944 | BREATHING TUBE - A breathing tube for conducting a gas mixture in a ventilation system is provided, the tube including a tube portion; a coupler connectable to the tube portion; a connecting piece connectable to the coupler and which is attachable to a tube or a machine; wherein a filter element for filtering the gas mixture is arranged between the coupler and the connecting piece. | 05-14-2015 |
| 20150306337 | APPARATUS FOR HUMIDIFYING A RESPIRATORY GAS - A humidifier assembly for a CPAP apparatus includes a liquid storage container configured to hold a body of liquid. The liquid storage container includes a humidifying region above a metallic heat conducting material, the humidifying region being a region inside the liquid storage container in which the liquid is evaporated into pressurized respiratory gas generated in the CPAP apparatus. The humidifier assembly further includes a base unit configured to a) receive the liquid storage container and b) connect to a CPAP unit of the CPAP apparatus. The base unit includes a housing providing a base portion to support the liquid storage container thereon, the base portion including a heating element configured to contact the heat conducting material of the liquid storage container when the liquid storage container is supported on the base unit. The base unit also includes an inlet configured to receive and be coupled to an outlet of the CPAP unit. In addition, the liquid storage container is removable from the base unit. | 10-29-2015 |
| 20150328431 | A COMPACT HUMIDIFIER - The invention relates to a humidifier that can be integrated with a ventilator allowing it to continue humidification during patient transport. The humidifier can be placed at the ventilator outlet port and have a size that adds minimal resistance and compliance in the inspiratory arm of the patient circuit. The innermost core of the humidifier is the heater element that is positioned inside a hydrophobic membrane, allowing for humidification of the gas flowing around the hydrophobic membrane. | 11-19-2015 |
| 20150359989 | HUMIDIFIER HEATER BASE - A humidifier heater base assembly is disclosed for use in a humidifier which is used for heating and humidifying a flow of respiratory gases supplied to a user. The assembly preferably includes a heater plate having a thermally conductive portion and a perimeter portion around the perimeter of the heater plate, and a resilient member having an inner part attached to the perimeter portion. An outer part of the resilient member is adapted to provide a resilient perimeter flange around at least part and preferably the whole of the perimeter portion. The resilient member is adapted to allow the heater base to be fixed to the humidifier by the resilient perimeter flange in such a manner that the heater plate and the inner part can move relative to the humidifier in a direction substantially transverse to the general plane of the heater plate. At least a portion of the resilient perimeter flange remains stationary relative to the humidifier. | 12-17-2015 |
| 20160022954 | HUMIDIFIER RESERVOIR - 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. | 01-28-2016 |
| 20160051789 | FLUTED HEATER WIRE - A heater wire for removing condensation from a respiratory gas conduit. The heater wire includes at least one groove disposed thereon. The heater wire is positioned in a respiratory gas conduit. | 02-25-2016 |
| 20160101257 | HUMIDIFYING DEVICE FOR BREATHING MASK - The present invention relates to a humidifying device for a breathing mask. The breathing mask includes a breathing tube assembled thereto. The humidifying device includes a body, a liquid discharger, a liquid receiver, and a water-absorbent member. The body is connected to the breathing tube. The body includes a passage communicating with the breathing tube. The liquid discharger is fixed to the body. The liquid discharger includes a liquid outlet communicating with the passage. The liquid receiver is fixed to the body and is disposed below the liquid discharger. The liquid receiver includes a liquid inlet communicating with the passage. The water-absorbent member consists of a filtering material. The water-absorbent member is accommodated in the passage and disposed between the liquid outlet and the liquid inlet. | 04-14-2016 |
| 20160101258 | CAPILLARY HEATER WIRE - A heater wire including at least one extending component disposed thereon. The heater wire is positioned within a respiratory gas conduit. | 04-14-2016 |
| 20160166795 | DEVICE, SYSTEM AND METHOD OF POSITIVE PRESSURE VENTILATION (PPV) RESUSCITATION TO CONTINUOUS POSITIVE AIRWAY PRESSURE (CPAP) | 06-16-2016 |
