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Class 128/204.28 - Bag or bellows included in control mechanism


Subclass of Class 128 - Surgery
Definition: Subject matter including a bag or bellows in the gas supply
No. of patents: 87
Last issue date: 07/01/2008


1      
NumberTitleIssue Date
7392805Method 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
7360538Oxygen 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
7347207Anesthesia apparatus with remote control during operation in a manual ventilation mode
An anaesthetic device has a manual ventilation bag, a mechanical ventilator and a user interface for setting an operating mode, including mechanical ventilation via the mechanical ventilator and manual ventilation via the manual ventilation bag, and for setting para...
03/25/2008
7343918Breathing 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
7341059Breathing assistance apparatus
A connector for resuscitating an infant or neonate is disclosed. The pressure is varied between Peak Inspiratory Pressure (PIP) and Peak End Expiratory Pressure (PEEP) by the occlusion of the PEEP outlet. The PEEP outlet may either allow variable PEEP, by adjustment...
03/11/2008
7331345Demand regulator protective bellows
A self contained breathing apparatus (SCBA) served by a source of breathing gas with a mask and a demand regulator connected to the mask. The regulator has a flexible diaphragmatic member having a side exposed to pressure differentials to cause a valve mechanism to ...
02/19/2008
7331344Breathing device
A breathing device for assisting patients to breath by maintaining positive airway pressure during the breathing cycle comprises a breathing channel in fluid communication with an exhaust channel extending from a junction therebetween. A gas inlet is arranged so as ...
02/19/2008
7275542Bag-valve resuscitation for treatment of hypotension, head trauma, and cardiac arrest
A device for manipulating intrathoracic pressures comprises a compressible bag structure, and an interface member coupled to the bag structure. A one way forward valve is coupled to the bag structure to permit respiratory gas to flow to the patient when the bag stru...
10/02/2007
7222623Portable drag compressor powered mechanical ventilator
A ventilator device and system comprising a rotating compressor, preferably a drag compressor, which, at the beginning of each inspiratory ventilation phase, is accelerated to a sufficient speed to deliver the desired inspiratory gas flow, and is subsequently stoppe...
05/29/2007
7207332Apparatus for administering a gas to a person or an animal
An apparatus (1) for administering a gas to a person or an animal, is provided with a chamber (9) for receiving a quantity of gas to be administered. The chamber is provided with a gas line (3) for supplying gas from a source to the chamber (...
04/24/2007
7195015Breathing apparatus
An inhalation opening 6 and an exhalation-opening 4 are formed in the facepiece 2 of a breathing apparatus 1 and the openings can be closed with an inhalation valve 8 and exhalation valve 7, respectively. If a person wearing...
03/27/2007
7156095Hybrid microprocessor controlled ventilator unit
A method and apparatus for operating a ventilator in a primary electronic mode or in a back-up pneumatic mode during primary electronic mode failure. A method and apparatus for operating a ventilator in an advanced mode, having a number of ventilatory modes, or in a...
01/02/2007
7121278Method 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 ...
10/17/2006
7100628Electromechanically-assisted regulator control assembly
An electromechanically-assisted control system for use in a second-stage regulator. Regulator control assembly (20), also referred to as EMA assembly (20), includes a mechanical actuator sub-assembly (21) and an electromechanical actuator (EMA) ...
09/05/2006
7082945Ventilator and methods for treating head trauma
In one embodiment, the invention provides a device for decreasing intracranial or intraocular pressures. The device comprises a housing having an inlet opening and an outlet opening that is adapted to be interfaced with a person's airway. The device further includes...
08/01/2006
7073502Manual ventilation system including manual bag filling valve
An open ventilation system for intensified breathing that includes both a manual ventilation system and an automatic ventilation system. A ventilation selection switch is positioned in the system prior to the patient circuit to select between the manual and automati...
07/11/2006
7040320Valve device for controlled supply of a pressure fluid
A valve device for controlled supply of a pressure fluid, having a housing (2) with a supply chamber (3) for the supply of a pressure fluid from an inlet (4) connected to a pressure fluid source, and having an outlet (5) communicating wit...
05/09/2006
7032660In situ thermal processing and inhibiting migration of fluids into or out of an in situ oil shale formation
An oil shale formation may be treated using an in situ thermal process. Fluid migration into and/or out of a treatment area in the formation may be inhibited. In some embodiments, a barrier may be used to inhibit migration of fluids into and/or out of the treatment ...
04/25/2006
7007691Apparatus and method for humidification of inspired gases
An apparatus and method for humidification of inspired gases, wherein the present invention utilizes moisture from condensed expiratory gases deposited within the outer expiratory tube of a conventional unilimb breathing circuit to humidify oxygen gas (or any other ...
03/07/2006
6994086Standby regulator for breathing system
The demand regulator has a duct communicating a pressurized breathing gas admission with a tube connected to the inside of a breathing mask. Dilution air may be added to the breathing gas. A breathe-out valve opens from the tube to atmosphere. A manual control membe...
02/07/2006
6938618Bag-valve resuscitation for treatment of hypotention, head trauma, and cardiac arrest
A device for manipulating intrathoracic pressures comprises a compressible bag structure, and an interface member coupled to the bag structure. A one way forward valve is coupled to the bag structure to permit respiratory gas to flow to the patient when the bag stru...
09/06/2005
6929007Insufflation-exsufflation system with percussive assist for removal of broncho-pulmonary secretions
An improved insufflation-exsufflation system with percussive assist for removal of broncho-pulmonary secretions includes a conduit for connection to a patient's airway; a pressure source for providing to the conduit alternating positive and negative pressure fluctua...
08/16/2005
6929006Device 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
6910482Self-calibrating supplemental oxygen delivery system
An on demand supplemental oxygen delivery system that is self-calibrating includes a tank containing a supply of oxygen and a nasal cannula through which the oxygen may be provided to a patient when the system solenoid valve is in the open condition. When the valve ...
06/28/2005
6796307Multiple person high altitude recycling breathing apparatus
A life support system has a semi-closed rebreather supplying oxygen for multiple users, such as high altitude parachutists. A first tank supplies oxygen to initially purge the system, and a second, larger tank supplies oxygen at prescribed amounts for the duration o...
09/28/2004
6718978Manual ventilation bag
A manual ventilation bag has a first opening and a second opening, a first soft bag connected to the first opening and a second soft bag connected to the second opening. The manual ventilation bag is advantageously used in combination with a breathing apparatus....
04/13/2004
6578574Device for administering artificial respiration to a patient
The invention relates to a device for performing artificial respiration on a patient, comprising a container (1) which defines an inner volume relative to the ambient and has a first opening accommodating a valve arrangement (2, 14) which allows inflow of...
06/17/2003
6526971Variable volume ratio compound counterlung
A variable volume ratio compound counterlung is disclosed for use with a semi-closed circuit breathing apparatus. The compound counterlung generally comprises a flexible bag member disposed within and attached to an outer counterlung member. A pair of dep...
03/04/2003
6467480Procedure and device for the movement and volume measurement of fluids and gases and device for the implementation of a respiration
A device and method for movement and measurement of fluid volumes involves defining a fluid volume in a measuring chamber of a rotation vessel by at least first and second pistons movable within the measuring chamber, with the first and second pistons sep...
10/22/2002
6463928Pediatric prepatory and induction anesthesia device
The Pediatric Prepatory and Induction Anesthesia Device ("PPIAD") is designed to aid anesthetists in effectively administering anesthetic gas to young patients. The PPIAD has a toy-like appearance, which calms the fears of children. The PPIAD also incorpo...
10/15/2002
6349723Anaesthetic machine
An anaesthetic machine has a gas flow system with a variable-volume gas container for breathing gas, a fresh gas system for supplying the fresh gas system with a flow of fresh gas and a control unit. The control unit controls the variable-volume gas conta...
02/26/2002
6341604Balanced breathing loop compensation resistive alarm system and lung-indexed biased gas addition for any semi-closed circuit breathing apparatus and components and accessories therefor
A balanced breathing loop for a rebreather is disclosed which includes a system of components that interact to provide substantial safety and alarm awareness benefits over existing methodology in recirculating breathing apparatus loops. The device relies ...
01/29/2002
6340023Rebreather nebulizer device
An apparatus for delivering a highly concentrated mixture of aerosolized liquid and pressurized gas to a patient including a collapsible membrane defining a chamber, the membrane further defining a first opening and a second opening in communication with ...
01/22/2002
6328036Anesthetic apparatus and method for operating same
An anesthetic apparatus has a control unit and a breathing circuit with a connector for fresh gas, a bellows system and an outlet valve. The anesthetic apparatus operates at least as an open system, the connector then constituting an inspiratory part of t...
12/11/2001
6283121Manual 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
6263873Bellows arrangement for a ventilator/anesthesia system
A bellows arrangement for a ventilator/anesthesia system has a rigid container in which a bellows is arranged. The first end of the bellows is fastened to one end of the container, and the other end is displaceable relative to the first end. The container...
07/24/2001
6250302Method and arrangement in connection with ventilator
A method and arrangement in connection with a ventilator, in which fresh gas is supplied to a patient and part of the patient's breathing gas is supplied to the patient with a bellows means. To provide a basic solution suitable for a variety of uses fresh...
06/26/2001
6070576Adsorbent-based storage and dispensing system
A gas storage and dispensing system, including a gas storage and dispensing vessel, holding a physical adsorbent medium having sorptive affinity for the gas, and desorptive thereof under dispensing conditions. The gas may be an organoleptic gas, a gaseous...
06/06/2000
6003513Rebreather having counterlung and a stepper-motor controlled variable flow rate valve
A re-breather that includes an inhalant counterlung (18) and an exhalant counterlung (20), with a mouthpiece (30) disposed therebetween. Gas flows from the counterlung (18) to the mouthpiece (30) for use by the diver, with exhalant from the diver directed...
12/21/1999
5979442Emergency 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
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