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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 8100123 | Respiratory system for inducing therapeutic hypothermia The present invention provides a method and apparatus for controlling a patient's body temperature and in particular for inducing therapeutic hypothermia. Various embodiments of the system are described. The system includes: a source of breathing gas, which may be i... | 01/24/2012 |
| 8074645 | Apparatus and methods for providing humidity in respiratory therapy The present inventions provide respiratory therapy apparatus that introduce water into the pressurized air delivered to a user during various positive airway pressure therapies and corresponding methods. The respiratory therapy apparatus may be configured to adminis... | 12/13/2011 |
| 7896006 | Medicine inhaler and medicine ejection method A medicine ejection device is provided allowing a medicine with a desired droplet diameter to be inhaled at a constant rate. The medicine ejection device has a decision part at which the ejection operating conditions of a medicine ejection part for ejecting the medi... | 03/01/2011 |
| 7461654 | Device and method for generation of respirational air The invention relates to a device and a method for the generation of respirational air. The device according to the invention makes it possible to dehumidify air optimally. The dehumidification problem is achieved with a tapering passage, in particular with a nozzle... | 12/09/2008 |
| 7461655 | Portable inhaler with temperature control An inhaler operable to control a temperature of a medicament of the inhaler includes a medicament reservoir being configured to store a medicament therein. A medicament ejector is operably coupled to the medicament reservoir and is configured to eject the medicament... | 12/09/2008 |
| 7263993 | Method of use of gas mixtures to achieve washout of nitrogen from the body and mitochondria The disclosure details methods and gas mixtures which are useful for washing nitrogen out of the body and mitochondria following acute cerebrovascular accidents (strokes) and allow the reuptake of oxygen into mitochondria of ischemic tissues following re-flow, there... | 09/04/2007 |
| 7231777 | Portable personal cooling device A portable personal cooling device substantially utilizing components typical in gas refrigerant air conditioning. The device is worn as a backpack, with adjustable shoulder straps for user size variations. Gas refrigeration provides effective cooling even in condit... | 06/19/2007 |
| 7226471 | Patient cooling system A patient cooling system comprises an inflatable patient mattress and a patient enclosure or tent supported by a framework of inflatable tubes drawing air off of the same air supply used to supply the mattress and to cool the tent. The framework of inflatable tubes ... | 06/05/2007 |
| 7121276 | Personal oxygen concentrator An oxygen separator for separating oxygen from ambient air utilizing a vacuum swing adsorption process has a mass of less than 2.3 kg. A carrier is mountable on a person to support the oxygen separator for ambulatory use. ... | 10/17/2006 |
| 7080645 | Anti-snoring device, method for reducing snoring, and a nasal air cannula The application relates to an anti-snoring device comprising a compressor and a nasal air cannula, the air compressed by the compressor being blown through the nasal air cannula into the nose of a sleeping person. The invention also relates to an optimized nasal air... | 07/25/2006 |
| 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 |
| 7066179 | Patient interface and headgear connector A connection device for connecting a headgear and a mask and a system for supplying a flow of gas to a patient that incorporates such a connection device. The connection device allows independent rotation of each of two independently disconnecting headgear connector... | 06/27/2006 |
| 7052509 | Method and device for rapidly inducing and then maintaining hypothermia A cooling system includes a console and a tissue cooling device such as a head-cooling device. An operator applies the head-cooling device to the head of a patient at risk for ischemic injury. The console provides a cooling fluid to a fluid circulation space located... | 05/30/2006 |
| 7008445 | Method and device for rapidly inducing hypothermia Disclosed is a system and method for inducing therapeutic levels of hypothermia in a patient in the emergent care setting. The system consists of a small battery operated console and one or more garments. The garments are connected to the console by one or more umbi... | 03/07/2006 |
| 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 |
| 6983749 | Inducing hypothermia and rewarming using a helium-oxygen mixture Devices and methods to heat and cool human beings, including inducing and maintaining hypothermia in human patients. Methods include inducing hypothermia to treat ischemic events, including heart attack and stroke, to limit damage caused by the ischemic event. Metho... | 01/10/2006 |
| 6968711 | Temperature controlled shipping containers Novel sorption cooling devices capable of providing cooling over an extended period of time are disclosed. The sorption cooling devices are particularly useful for temperature-controlled shipping containers that are required to maintain a temperature below ambient f... | 11/29/2005 |
| 6945987 | Patient cooling system A patient cooling system comprises a patient enclosure or tent having a coaxial hose connection to a re-circulating air-cooling system. The hose comprises an inner tube to introduce air into the enclosure and an outer tube for the return air. The patient cooling sys... | 09/20/2005 |
| 6843717 | Automobile vent extender An automobile vent extender that decreases discomfort by allowing hot and cold air to be directed from an automobile vent directly onto a body portion of an automobile passenger. Preferably, the automobile vent extender removably attaches to a vent diffuser embedded... | 01/18/2005 |
| 6698423 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator The present invention is directed to a much safer and less expensive way of providing portable oxygen from a gas concentrator for patients who do not want to be tied to a stationary machine or restricted by present oxygen technology. The present invention... | 03/02/2004 |
| 6681764 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator A control system for a home ambulatory liquid oxygen system having an oxygen concentrator, condenser, cryocooler, a heater and a storage dewar, includes an oxygen concentration sensor which senses the concentration of oxygen gas generated by the oxygen co... | 01/27/2004 |
| 6651653 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator The present invention is directed to a much safer and less expensive way of providing portable oxygen from a gas concentrator for patients who do not want to be tied to a stationary machine or restricted by present oxygen technology. In one preferred embo... | 11/25/2003 |
| 6536423 | Patient activated mouth moisturizer A patient recovering from major surgery often suffers from cracked lips and parched palate. The patient usually frequently contacts the nursing staff and requests that they provide the patient with cool water and/or cracked ice. The amount of water and/or... | 03/25/2003 |
| 6536430 | Portable anesthesia rebreathing system A portable anesthesia administering system which includes a compact, lightweight unit that does not require a source of electrical power to provide regulated pressurized anesthesia gas to a patient. The operating elements include a disposable carbon dioxi... | 03/25/2003 |
| 6513521 | Cryogenic mixed gas single phase storage and delivery A system and method for storage and delivery of a cryogenic mixed gas is disclosed, the storage apparatus including a compact and lightweight dewar for containing cryogenic temperature mixed gas at supercritical pressure. Different heat exchangers associa... | 02/04/2003 |
| 6332462 | Method and device for producing respiratory air which is harmless to health in positive pressure nasal breathing apparatus The invention concerns a positive pressure nasal breathing apparatus in which a processed air flow is supplied at positive pressure to the person to be treated. The apparatus comprises: a first device (10) for producing a first air flow which has a given ... | 12/25/2001 |
| 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 |
| 6303156 | Noninvasive method for increasing or decreasing the body temperature of a patient The present invention is directed to a method for changing the body temperature of a patient by having them hyperventilate a gas mixture containing sulfur hexafluoride and oxygen. The method may be applied to cool patients in any clinical situation where ... | 10/16/2001 |
| 5979440 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator The present invention is directed to a much safer and less expensive way of providing portable oxygen from a gas concentrator for patients who do not want to be tied to a stationary machine or restricted by present oxygen technology. In one preferred embo... | 11/09/1999 |
| 5908870 | Method and apparatus for the relief of headache pain A method of treating headaches that involves generating chilled air, conveying the air to the patient, and inhaling the chilled air until relief is obtained.Apparatus for generating chilled air for the treatment of headaches that includes a heat exchanger... | 06/01/1999 |
| 5896856 | Emergency air cooling device A lightweight, compact breathing device for firefighters includes a housing having a one end for receiving hot air, a coolant storage cylinder disposed within the housing, an expansion valve in fluid communication with the coolant storage cylinder, a heat... | 04/27/1999 |
| 5809999 | Method and apparatus for supplying breathable gas in emergency oxygen systems, especially in an aircraft In an emergency oxygen supply system of an aircraft equipped with a pressurized cabin, breathable gas is supplied by a gas generator (1) for generating an oxygen-enriched gas either from the ambient air, or from air tapped from the engine, or from fresh w... | 09/22/1998 |
| 5722393 | Exhaled gas cooling device An improved ventilator apparatus and method includes a ventilator having an inspiration side for delivery of air to a patient and an expiration side for receiving air from the patient, the expiration side including an air flow path through the ventilator ... | 03/03/1998 |
| 5709203 | Self contained, cryogenic mixed gas single phase storage and delivery system and method for body cooling, gas conditioning and utilization A system and method for body cooling is disclosed for use with a cryogenic mixed gas storage and delivery apparatus, the storage apparatus including a compact and lightweight dewar for containing cryogenic temperature mixed gas at supercritical pressure. ... | 01/20/1998 |
| 5697361 | Induction pump method for increased breathable air flow of cooled and reduced humidity air This invention increases the flow of breathable air from an air pump to an enclosure such as a hood or enclosed structure without requiring an increase in the air pump output. The invention involves interposing an jet venturi induction pump in the conduit... | 12/16/1997 |
| 5572991 | Air flush system for a firefighter's garment The invention consists of a firefighter's garment in which the exhaled air or other gas from the firefighter's SCBA (self-contained breathing apparatus) is delivered to the air space between adjacent layers of the garment. The relatively cool exhaled air ... | 11/12/1996 |
| 5542413 | Personal cooling apparatus The present invention comprises both the method and an apparatus to cool persons in a hot environment. It does this by providing breathing air at a temperature that would not be easily tolerated by the skin without vascular constriction and a decoupling o... | 08/06/1996 |
| 5511542 | Lox breathing system with gas permeable-liquid impermeable heat exchange and delivery hose Life support apparatus composed of: a garment (2): for completely enclosing a wearer and constructed for preventing passage of gas from the environment surrounding the garment (2); a portable receptacle (6) holding a quantity of an oxygen-containing fluid... | 04/30/1996 |
| 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 |
| 5487380 | Exhaled gas filter and cooler A method and apparatus are provided for use in the delivery of an inhalation anesthetic to a patient while employing a closed loop or re-breather gas recirculation system. The method and apparatus control the system temperature to minimize heat buildup, i... | 01/30/1996 |
