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| Number | Title | Issue Date |
| 7779840 | Ventilator breath condensate sampler and method of collecting a breath condensate sample A breath condensate sampler for use with a mechanical ventilator, the breath condensate sampler includes an airflow valve, a condensate formation tube, a condensate trap, and a condensate collection receptacle. The airflow valve directs air from the expiratory limb ... | 08/24/2010 |
| 7438745 | Portable gas fractionalization system A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing that is divided into two compartments. One compartment is maintained at ... | 10/21/2008 |
| 7329307 | Method of manufacturing and using enhanced carbon dioxide adsorbent A method of processing carbon dioxide adsorbent for use in a CO2 removal system. The method includes combining a polymer, lithium hydroxide (LiOH), and lubricant that dissolves the polymer to form a first LiOH adsorbent. A structure may be formed using the first LiO... | 02/12/2008 |
| 7326280 | Enhanced carbon dioxide adsorbent A CO2 removal system including a member having a first opening and a second opening to enable air flow containing carbon dioxide (CO2) to pass from the first opening to the second opening and lithium hydroxide (LiOH) supported by the member and having an initial wat... | 02/05/2008 |
| 7246621 | Removal of carbon dioxide and carbon monoxide from patient expired gas during anesthesia A method and system for the application of molecular sieves to the removal of carbon dioxide and carbon monoxide from the patient expired gases during anesthesia. The system is especially useful in anesthesia using any of the halogenated ether inhalation anesthetic ... | 07/24/2007 |
| 7146980 | Tube for use in an anesthetic system A tube for use in an anesthetic system has an essentially cylindrical housing. More effective take-up of carbon dioxide is achieved by an absorbent for carbon dioxide that is arranged within the tube. ... | 12/12/2006 |
| 7089933 | COsorbent for inhalation drug therapy system A carbon dioxide (CO2) sorbent system for removing CO2 from a recirculating inhalation therapy system includes several sorbent layers within a housing defining an inlet and an outlet. Airflow passages sandwiched between CO2 sorbent l... | 08/15/2006 |
| 7086397 | Patient usable emergency medical kit The invention provides an emergency medical kit for use immediately upon the onset of symptoms of an attack of a vascular disease such as a heart attack or a stroke. The emergency medical kit at least includes breathable oxygen in a light weight container and may in... | 08/08/2006 |
| 7077136 | Anaesthetic delivery system An anesthetic delivery system has a delivery unit containing a carbon dioxide retaining element and a reversible action anesthetic absorber/desorber for releasably retaining therein at least a portion of a charge of anesthetic agent. An externally accessible first i... | 07/18/2006 |
| 6997184 | Cool 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 |
| 6971382 | Trachea tube method and device Method and apparatus for a trachea tube 12 having an interiorly positioned retaining member 14 and a flange 16 forming an exteriorly positioned retaining member. The trachea tube 12 has means 14, 16 that permits the tube to be held... | 12/06/2005 |
| 6929006 | Device and process for metering breathing gas A respirator with a tidal volume-measuring device (6) between a respiration bag (8) and a patient adapter (2) provides accurate metering of the tidal volume. The device includes a first pressure-measuring device (4) and a breathing gas in... | 08/16/2005 |
| 6832952 | Methods and apparatus for storing and delivering air to buildings Methods and systems are provided for enhancing the air quality in buildings during a chemical and/or biological attack and/or when the air quality around a building drops to unacceptable levels. Preferably, relatively non-contaminated (clean) air is stored in one or... | 12/21/2004 |
| 6779522 | Method and apparatus for treating breathing gases A method of making thin-walled permeable tubing using air blown extrusion, and of using the tubing in a device which enables a substantial humidification or drying of patient breathing gases in the breathing lines for patient monitoring or anesthesia results in cost... | 08/24/2004 |
| 6729329 | System for removal of halocarbon gas from waste anesthetic gases A system for removing halocarbon gas components from waste anesthetic gases using the resource of cold oxygen from liquid oxygen which is stored cryogenically at a healthcare facility. The oxygen is warmed while cooling of waste anesthetic gases from anesthetizing l... | 05/04/2004 |
| 6571796 | Tracheal pressure ventilation respiratory system Embodiments of the present invention described and shown in the specification and drawings include a respiratory system for automatically and variably controlling the supply of a pressurized breathing gas to a patient via a breathing circuit that is in fl... | 06/03/2003 |
| 6330883 | Heat and moisture exchanger comprising hydrophilic nylon and methods of using same A heat and moisture exchanger including a gas-permeable element, preferably a fibrous media, adapted to be warmed and to trap moisture from a patient's breath during exhalation and to be cooled and to release the trapped moisture for return to the patient... | 12/18/2001 |
| 5857461 | Multiple channel sample port A multiple channel sample port for an airway adaptor, which includes a substantially spherical projection with a plurality of inlet tubes and an outlet, which is designed to be placed substantially within the main channel of the airway adaptor through an ... | 01/12/1999 |
| 5848592 | Air filter A personal use air filter includes a water chamber through which the air is initially bubbled to remove particulates, vapors and gases and to humidify and cool the air before it is delivered to the user. In most cases additional filtering is provided down... | 12/15/1998 |
| 5558087 | Device for reducing the relative humidity of a flowing gas A dehumidifying device is often used to protect measurement equipment from condensation during measurements of a flowing gas. A dehumidifying device which does not need to be replaced as a result of becoming moisture-saturated is achieved by a container f... | 09/24/1996 |
| 5520169 | Anesthesia arrangement for recovering gaseous anesthetic agents The invention is directed to an anesthesia arrangement having a pump device for returning preselected gaseous components from an expiration line 2 of the anesthesia apparatus 1 into a first pressure vessel 17. The anesthesia arrangement is so improved tha... | 05/28/1996 |
| 5501212 | In-line dehumidifying device exposed to the ambient environment A dehumidifying device for use in a ventilator for reducing the relative humidity of the expired air of a patient has a plurality of tubes, permeable to moisture, arrayed in a bundle and encircled by a loosely wound spiral harness between a first connecti... | 03/26/1996 |
| 5492111 | Method of elimination of volatile degradation products of sevoflurane during anesthesia In the process of using sevoflurane as a rapid anesthetic, breakdown of the anesthetic to harmful compound A is slowed if not stopped altogether by cooling the CO2 scrubber to temperatures that still allow it to work effectively as scrubber but... | 02/20/1996 |
| 5482031 | Arrangement for connecting a patient to a respirator, and the use of a moisture-heat-exchanger in the arrangement An arrangement for connecting a patient to a respirator (1) comprising a humidifier (8) for humidifying gas inspired by the patient. The arrangement also comprises a moisture-heat-exchanger (10) whose one side is connected to the respirator inlet and outl... | 01/09/1996 |
| 5119807 | Pressurized medical ventilation system A pressurized ventilation system to supplement patient respiration which enables introduction and atomization of prescribed liquids and removal of condensation while maintaining pressurization and functions of the ventilation system and minimizing hazards... | 06/09/1992 |
| 5044361 | Method and apparatus for reuse of anesthetics A method and an apparatus for reuse of anesthetics in inhalation anesthesia is described. In the method, fresh gas is mixed with highly concentrated anesthetic from an anesthetics evaporator (3) in a collector conduit (1) leading into and out of a patient... | 09/03/1991 |
| 4877025 | Tracheostomy tube valve apparatus A fenestrated tracheostomy tube valve assembly removably insertable in a tracheostomy stoma and having an enlarged flange abuttable against the skin of the throat, a smaller diameter flange in the trachea and abuttable against the tissue surrounding the o... | 10/31/1989 |
| 4619269 | Apparatus and method for monitoring respiratory gas An apparatus and method for monitoring respiratory gases in newborn infants. The apparatus includes a first fluid flow circuit from which an oxygen enriched gas is used to ventilate the patient, and a second fluid flow circuit connected in parallel to the... | 10/28/1986 |
| 4168706 | Portable breathing system A semiclosed-loop rebreathing system is provided for use in a hostile environment. The system is characterized by a packed bed regenerative heat exchanger providing two distinct temperature-humidity zones of breathing gas with one zone providing cool, rel... | 09/25/1979 |
| 4080103 | Portable air compressor system for respirator Portable air compressor system for a respirator and adapted to be operated from a source of power. A plurality of compressors are provided. Each compressor has a fan for causing air to move over the compressor and has an outlet supplying compressed air. A... | 03/21/1978 |
