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| Number | Title | Issue Date |
| 7431033 | Gas dispensing and recovery apparatus A container (1) having a first compartment (3) and a second compartment (5) separated by a movable gas impermeable partition (7) is used for storing and dispensing a gas for use in a process and receiving and storing a gas recovered from ... | 10/07/2008 |
| 7392805 | Method and apparatus for manual delivery of volume and pressure-control artificial ventilation A combination of a bellows structure (12), volume restrictor, and pressure restrictor for use on a hand-operated resuscitator is provided to enable delivery of ventilation within specific volume and pressure limitations specified by the operator. The bellows ... | 07/01/2008 |
| 7360538 | Oxygen therapy face mask An oxygen therapy face mask has a face engaging portion and a valve assembly connected thereto. The valve assembly has a first passage communicating with the interior of the face engaging portion from which gas can flow into the face engaging portion and into a pati... | 04/22/2008 |
| 7343918 | Breathing gas feed assembly for aircraft flight crew, and a stowage box for an emergency breathing mask A breathing gas feed assembly for the flight crew of an airplane comprises an emergency breathing mask and a stowage box for the mask. The box is adapted to receive the mask diagonally and it is closed by two doors hinged about respective hinge axes situated on two ... | 03/18/2008 |
| 7310236 | Electronic device A casing that has an electronic component housed therein has a conductive layer made of a mixture of carbon fibers and a thermoplastic resin and an insulating layer where only the thermoplastic resin is exposed on a surface of the conductive layer. The casing preven... | 12/18/2007 |
| 7207331 | Arrangement and method for controlling operational characteristics of medical equipment An arrangement and method is provided for controlling operational characteristics of medical equipment. A pressure sensor associated with the caregiver is arranged to sense changes in air pressure that correspond to breathing activity of the caregiver. The pressure ... | 04/24/2007 |
| 7156092 | Emergency air supply worn as normal apparel Provides an emergency air supply system that is worn around the arm, presumably the wrist, and intended for use in air restrictive emergency conditions. Primarily it has been designed for the need to improve safety for water recreation or water sports where an indiv... | 01/02/2007 |
| 7143764 | Inhalation device A powder inhaler for administering powder by inhalation which includes: an inhaler body having an opening therein; an inhalation unit disposed in the inhaler body, the inhalation unit including an inhalation channel through which powder is in use inhaled; a dosing u... | 12/05/2006 |
| 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 |
| 7077135 | Resuscitators, parts and assemblies A squeeze bag resuscitator has a flow diverter push fitted onto its exhaust outlet in any desired orientation. The diverter has a color change carbon dioxide indicator strip fixed to the inside surface of a transparent deflector plate. The indicator is protected fro... | 07/18/2006 |
| 7032596 | Cardiopulmonary resuscitation device and method A cardiopulmonary resuscitation device and method that combines artificial, emergency ventilation of a patient's lungs with chest compressions on the patient's sternum area. The device includes a self-inflating bag having a top side, a bottom side, and an outlet por... | 04/25/2006 |
| 7021940 | Patient simulator manikin and system A system (100) for simulating a fluid flow condition within a fluid carrying body cavity includes an elastically deformable bladder (101) simulating the body cavity and mounted to the body of a patient simulator manikin (3). An inlet tube (10... | 04/04/2006 |
| 6990979 | Breathing equipment with a circuit for breathing gas Breathing equipment with a circuit for breathing gas and with a flat calcium hydroxide absorber (1) is cooled by an evaporating agent with improved cooling. A gas volume flow of at least 60 L per minute is admitted to the outer surface (14) of the calc... | 01/31/2006 |
| 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 |
| 6874501 | Lung simulator The present invention provides a lung simulator comprising a substantially-rigid, fluid-tight, translucent housing simulating a human thoracic cavity and at least one flexible air-tight bag simulating a lung having a plurality of simulated lung lobes, and a correspo... | 04/05/2005 |
| 6701915 | Device for inhaling medicaments using supported pressure respiration The inventions relates to a small light device (1) for inhaling medicaments using supported pressure respiration, comprising a mouthpiece (2), a reservoir (5; 12), which has a variable volume for receiving respiratory gas and which can be connected to the... | 03/09/2004 |
| 6675799 | Device and method of isolating bias flow An isolation device is disclosed. The isolation device may have a movable partition and a housing disposed about the movable partition. The isolation device may have a partition biaser joined to the partition, and a CO2 scrubber. A method of de... | 01/13/2004 |
| 6651659 | Ambulatory storage system for pressurized gases A pressurized gas supply system includes a pressurized container which expands and contracts. The container includes a one-piece liner molded from a polymer which is reinforced by a high tensile fiber such as KEVLAR.RTM.. A valve is molded into the liner,... | 11/25/2003 |
| 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 |
| 6405728 | Breathing apparatus A breathing apparatus comprises at least one spherical container (15) for breathable gas attached to a harness (1,9,20,21) (5) (109) for securing the same to a user. Each container may be located within a protective casing (14,14') and is preferably forme... | 06/18/2002 |
| 6283121 | Manual pump and Ambu bag An improved manual pump is disclosed. The manual pump comprises a pair of side plates (10), a flexible cylindrical wall (15), a pump chamber (21), an axial shaft (11), a coil spring (12) and a pair of handle bars (16) secured to the side plates (10). When... | 09/04/2001 |
| 6253767 | Gas concentrator A gas concentrator adaptable for use within a breathing apparatus, particularly for use within a resuscitator, Trach T, patient tee, or a high oxygen concentration mask. The gas concentrator distributes gas into the resuscitating device through a substant... | 07/03/2001 |
| 6050261 | Combination backframe and self contained breathing apparatus A backframe for a self contained breathing apparatus (SCBA) is formed of a molded shell having some depth, and a closure plate fixed to the shell to provide an enclosed volume. The molded shell with the closure plate yields a good weight-to-strength ratio... | 04/18/2000 |
| 5979443 | Closed ventilation/anesthesia apparatus An inhalation apparatus, which supplies appropriate volumes of oxygen to a closed breathing system, to replace the oxygen used by a patient. A variable volume enclosure is situated within a container, which has an inlet connected to a ventilator for the s... | 11/09/1999 |
| 5979442 | Emergency breathing device, and methods of constructing and utilizing same An emergency breathing apparatus which is adapted to be located in a wide variety of settings, comprising a container for storing air or oxygen under pressure; a mouthpiece which operatively attaches to the container opening; an actuator which is connecte... | 11/09/1999 |
| 5857458 | Automatic bellows refill A system for automatically refilling the patient breathing circuit of an anesthesia system wherein the system detects the existence of a large leak in the patient breathing system and reduces the flow of the fresh gas to the patient circuit to minimize th... | 01/12/1999 |
| 5769072 | Anesthetic system with multiple valve-controlled bellows An anesthetic system has an external gas reservoir and three gas bellows arranged in the external gas reservoir to alternatingly collect or deliver breathing gas from and to a ventilator unit. In this manner a completely closed system is achieved with min... | 06/23/1998 |
| 5694924 | Anesthetic administration system with active regulation of the volume of the gas reservoir during a breathing cycle An anesthetic system, primarily intended for a closed breathing circuit, has an inspiratory line, an expiratory line and a connecting line which form a closed gas line system with the inspiratory line and the expiratory line. A first check valve and a sec... | 12/09/1997 |
| 5678540 | Breathing gas system A breathing gas system, primarily intended for use during anaesthetization of patients, has a respiratory circuit, a drive gas apparatus and a pressure-transmitting bellows device, connected by a first space to the respiratory circuit and by a second spac... | 10/21/1997 |
| 5673688 | Anesthesia system with CO2 monitor to suppress CO2 breakthrough A system is provided for detecting the breakthrough of CO2 into the inspiratory limb of a substantially closed circle patient breathing circuit having a CO2 absorber to remove CO2 from the continuously recirculating gases.... | 10/07/1997 |
| 5662099 | Detection of bellows collapsed condition in medical ventilator An improved system for the determining the collapse of a bellows within a canister as part of a ventilator system for delivering breaths to a patient via a patient circuit. The system measures the pressure in the bellows canister external of the bellows a... | 09/02/1997 |
| 5653223 | Accurately controlled portable nebulizer A hand held, single use, gas mixture discharge unit is provided for existing nebulizers to enable them to be adapted for use as a portable gas flow source for a nebulizer. The nebulizer includes an external downwardly extending base having a gas conduit e... | 08/05/1997 |
| 5628305 | Universal ventilation device The universal ventilation device, UVD, of this invention is designed to separate the gas (and bodily fluids) of the victim from that of the rescuer and to deliver a known, adjustable volume of gas at a known, adjustable rate. The UVD can be used without o... | 05/13/1997 |
| 5611335 | High-frequency fan ventilator A high-frequency fan ventilator having a rotating fan fixed via its central shaft to the base of a ventilator chamber. The chamber has separate openings for incoming pressurized air/oxygen and other openings for expelling exhaled gas rich with carbon diox... | 03/18/1997 |
| 5507280 | Anesthesia rebreathing system A system for administering anesthesia gas and for preventing gas overflow until the patient breathing reservoir is full in order to enhance ease of use, safety, and efficient utilization of anesthesia gas. Overflow from a patient Pop-Off valve is inhibite... | 04/16/1996 |
| 5503143 | Method and apparatus for removing liquid from a patient's lungs A hypobaric chamber apparatus and method are provided for removing excess fluid from the lungs of a patient. A cylindrical vessel is used having a hatch at one end to allow entry of a patient into the chamber. A patient is placed in the chamber and breath... | 04/02/1996 |
| 5490499 | Regulation of a propellant gas flow An apparatus for the regulation of a gas volume delivered to a patient during a respiratory cycle. The apparatus includes at least one valve (9 or 8) for discharging some of the propellant gas flowing from a propellant gas source (4) into a propellant gas... | 02/13/1996 |
| 5427091 | Pneumatic compressor for bag-valve-mask resuscitators A pneumatic compressor is provided for bag-valve-mask resuscitators which permit a bladder to be compressed. The compressor permits resuscitators to be operated in the normal manner by squeezing, and also allows operation by blowing into a mouthpiece. A f... | 06/27/1995 |
| 5398675 | Anesthesia rebreathing system An anesthesia gas delivery system including a patient circuit implemented primarily by a detachable structural portion and a control system implemented primarily by a permanent structural portion. The patient circuit includes a variable volume patient res... | 03/21/1995 |
| 5343859 | Passenger oxygen mask having internal flow confirmation balloon Oxygen dispensing apparatus (10) is provided which includes a relatively large, primary oxygen chamber (12) operably coupled to a cup-like passenger mask (14), along with a flexible inflatable apertured indicator element (18) positioned within the confine... | 09/06/1994 |
