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Class 128/204.14 - Respiratory gas passed over surface of liquid treating agent in reservoir


Subclass of Class 128 - Surgery
Definition: Subject matter wherein the respiratory gas is passed over
No. of patents: 72
Last issue date: 08/16/2011


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NumberTitleIssue Date
7997270Apparatus for supplying respiratory gas and a method for controlling the apparatus
An apparatus for supplying a respiratory gas includes a conveyor device for conveying the respiratory gas, a conduit for feeding the respiratory gas conveyed by the conveyor device to a person, and a humidification device for humidifying the respiratory gas. A senso...
08/16/2011
7909032Ventilation device
A ventilator with integrated breathing air humidifier has at least two defined air pathways provided in the breathing air humidifier, wherein the breathing air humidifier is installed and fixed on a horizontal surface of the ventilator. The ventilator with integrata...
03/22/2011
7703455Apparatus and method for supplying respiratory gas to a patient in which respiratory gas components are metered with great accuracy
An apparatus for supplying respiratory gas to a patient in which respiratory gas components are metered with great accuracy and sources of error are detected early. The apparatus has metering devices for respiratory gas components which are connected, on the leading...
04/27/2010
7438072Portable field anesthesia machine and control therefore
A portable anesthetic machine comprises a chassis having a cradle which removably receives a vaporizer, a control panel and a support member. The control panel and support member are pivotal relative to each other to selectively change the machine between carrying a...
10/21/2008
7364140CPAP apparatus
A continuous positive airway pressure (CPAP) apparatus to supply pressurized breathable gas to a patient includes a flow generator having a gas inlet and a gas outlet, a humidifier having a gas inlet coupled to the gas outlet of the flow generator, and a filter oper...
04/29/2008
7350519Method and apparatus for delivering an additive with a CPAP machine
The present invention is a method and apparatus for delivering an additive with a continuous positive airway pressure (“CPAP”) machine. The invention includes mixing an additive with humidifier water and providing the additive to the patient with the CPAP machin...
04/01/2008
7275539Wick arrangement for an anesthetic evaporator
A wick arrangement for an anesthetic evaporator includes a wick with a carrier material (2) that is essentially impermeable to gas provided with wick material (3, 4) on both sides. A great path length is provided for saturating the gas with anesthetic ...
10/02/2007
7237770Humidifier for breathable gas apparatus
A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above the maximum w...
07/03/2007
7191780Continuous high-frequency oscillation breathing treatment apparatus
A continuous high-frequency oscillation breathing device delivers therapy during both inhalation and exhalation in order to assist in clearings secretions the lungs. A fixed shrouded-venturi patient interface circuit is combined with medicated aerosol to deliver con...
03/20/2007
7137388Air pressure signal monitoring in apparatus for treating sleep disordered breathing
A humidifier is provided including a first humidifier part, a second humidifier part connectable with the first humidifier part, and a sealing gasket disposed between the first and second humidifier parts. The second humidifier part is configured to hold a volume of...
11/21/2006
7111624Apparatus for delivering humidified gases
An apparatus for delivering humidified gases has a connection manifold adapted to connect with inlet and outlet ports of a slide on water chamber in a single slide on motion. Connection of the gases inlet and gases outlet ports as well as any additional electrical a...
09/26/2006
7096864Device for supplying respiratory gas
An apparatus for supplying a respiratory gas includes a blowing device for delivering the respiratory gas, a housing device having a bottom region, a top surface region and a side region extending upwardly between the top surface region and the cover region, as well...
08/29/2006
7032592Gas dosing device
A device for the dosing of a dry additive gas into a breathing gas in a ventilator system, the ventilator system including a tubing system connectable by at a distal end to a patient, and has a dosing tube connectable to the tubing system for dosing to the distal en...
04/25/2006
7014634Anesthetic delivery device
Disclosed is a vapor wand for administering inhalation anesthesia to wild animals. The wand has a fibrous wick that absorbs liquid anesthetic inserted by a syringe through a distal end cap and/or a leur fitting. Holes are spaced around the distal end of the wand so ...
03/21/2006
7011093Microencapsulated fragrances and methods of coating microcapsules
Nasal dilators and strips, methods of their manufacture, and methods for improving the breathing of individuals are provided. The strips and dilators include an elongated substrate, with or without a dilating component or portion, having top and bottom surfaces and ...
03/14/2006
6997184Cool air inhaler
A cool air inhaler for use in treating croup, having a body having at least one side wall and a bottom wall forming an enclosed space open at an upper portion of the body wherein the upper portion of the body is adapted to generally conform to contours of a lower pa...
02/14/2006
6988497Apparatus for equalizing air pressure in air respiratory system
A humidifier apparatus for operating at an air pressure is disclosed for use with a respiratory therapy breathing apparatus that provides a breathable gas supply to patients requiring higher concentrations of liquid vapor and gas pressure. The humidifier apparatus i...
01/24/2006
6983747Aerosol generator
The invention relates to an aerosol generator that comprises an oscillating membrane that is provided with openings. The aerosol generator is further characterized in that the liquid container is impinged upon with negative pressure by displacing a sealing element u...
01/10/2006
6948493Anaesthetic apparatus
An apparatus for delivering anaesthetic to human or animal patients. The apparatus is an anaesthetic machine which is arranged to mount components of an anaesthetic delivery circuit, and which includes a collector arrangement in the form of a manifold having a plura...
09/27/2005
6935337Humidifier with structure to prevent backflow of liquid through the humidifier inlet
An apparatus for humidifying breathable gas includes (a) at least one humidifier part configured to retain a body of liquid therein and defining at least one chamber therein, (b) an inlet communicated with an interior of the at least one humidifier part and connecta...
08/30/2005
6918389Breathing assistance apparatus
A humidifier and humidity sensor for use with a breathing assistance apparatus. The humidity sensor senses absolute humidity, relative humidity and/or temperature at both the patient end and humidifier end. The humidifier may also include provision to both control i...
07/19/2005
RE38700Medical nebulization device
The improved medical nebulization device includes a head and a removeable depending liquid reservoir. The head has a closed top, closed sides and open bottom defining a central space in which is secured a nebulization chamber having closed sides and an open top and ...
02/15/2005
6827340CPAP humidifier
Passive humidifier for a continuous positive airway pressure (CPAP) device having a plurality of chambers defined by arced baffles. Each opening between the arced baffles is provided with a deflector baffle to prevent direct passage of air. ...
12/07/2004
6772999Humidifier for breathable gas apparatus
A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above the maximum w...
08/10/2004
6718974CPAP humidifier having sliding access drawer
A humidification device (10) for use with a CPAP unit (18) or similar breathing device is provided which includes a stationary cabinet (12) with a slide-type drawer member (14) adapted to hold a supply of humidifying water. The cabinet (
04/13/2004
6679250Combination inhalation therapeutic and exhalation measuring device
A combination spirometer or peak flow meter and nebulizer system is provided. Utilization of common elements, on a time sharing basis is accomplished by the combined instrumentation. The sharing of a common chamber by a peak flow meter and a nebulizer sys...
01/20/2004
6554260Humidifier for breathable gas apparatus
A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above th...
04/29/2003
6397841Apparatus for supplying breathable gas
An apparatus (10) for supplying breathable gas. The apparatus (10) includes a flow generator (12), a gas outlet (14), a connector (21) interposed between the flow generator (12) and the pressure sensor (20), the connector having a connecting inlet (22) an...
06/04/2002
6375724Humidifilter
The invention is a humidification and filtration mask having an open cell foam reservoir attached to the facial or inner surface of a paper filtration mask. The reservoir provides for evenly wetting the paper mask by capillary action, after being charged ...
04/23/2002
6302104Interlock arrangement for evaporators in an anesthesia apparatus
An interlock arrangement for evaporators in an anesthesia apparatus having at least two evaporators for setting a desired gas concentration prevents more than one evaporator from being activated at a time. The evaporators are connectable to a gas distribu...
10/16/2001
6189870Dual port medical oxygen humidifier
An improved disposable bubble oxygen humidifier is provided having a humidifying chamber included for the blending of oxygen and moisture. A slide switch on the top of the humidifier directs pure oxygen to the patient, or alternately, routes the oxygen th...
02/20/2001
6050552Humidifier assembly
A humidifier assembly includes a cartridge secured in the humidification chamber cavity for displacing between about 20% and about 80% of the volume of the cavity....
04/18/2000
6050260Humidifier sleep apnea treatment apparatus
Apparatus and method of treating OSA (Obstructve Sleep Apnea) are disclosed wherein a Positive Airway Pressure device is utilized to provide a gases supply which is then passed through a humidifier. As the amount of water vapor generated by the humidifier...
04/18/2000
6041776Medical nebulization device
The improved medical nebulization device includes a head and a removeable depending liquid reservoir. The head has a closed top, closed sides and open bottom defining a central space in which is secured a nebulization chamber having closed sides and an op...
03/28/2000
6021777Portable anesthesia machine
A portable anesthesia machine includes a vaporizer having a combinant chamber for containing a liquid anesthetic agent and a pair of diluent stems extending therein for delivering a carrier gas thereinto and providing a vaporized anesthesia agent therefro...
02/08/2000
5832917Method and arrangement for vaporizing an anaesthetic
A method and an arrangement in connection with vaporizing an anaesthetic, in which an anaesthetic, vaporized in a vaporizer is mixed with fresh gas and delivered to be inhaled by a patient. In order to achieve a reliable operation, the prevailing ambient ...
11/10/1998
5687714Self-cleaning endotracheal tube apparatus
An endotracheal tube apparatus (10) which can efficiently impart air to the lungs of a human or animal while preventing the harmful build up of mucus deposits on critical parts of the apparatus. This endotracheal tube apparatus features an endotracheal tu...
11/18/1997
5673687Humidifier for a ventilator and an associated attachment
A sealing and retaining arrangement for a humidifier with separable top and bottom members and an attaching arrangement for rigidly connecting a ventilator or other respiratory device to the top of the humidifier in a predetermined, fixed position. The se...
10/07/1997
5655520Flexible valve for administering constant flow rates of medicine from a nebulizer
A nebulizer is improved by placing a flexible valve in the ambient air inlet tube. Inhalation suction and Venturi effect shut down the flexible valve in proportion to the strength of the inhalation. Thus, the same output flow rate is obtained even with va...
08/12/1997
5649531Method and apparatus for metering an anaesthetic to a patient
The invention relates to a method and apparatus for metering to a patient an anaesthetic vaporized from anaesthetic liquid held in a liquid space (27) of a liquid container (18) into a gas space (28). The anaesthetic dose contained in a gas flow supplied ...
07/22/1997
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