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9010327 Energy relief control in a mechanical ventilator  
The present invention relates to a solution for controlling the pressure/flow of breathing gas to a mechanical ventilator (4) by using an energy of breathing analysis and further to provide a...
8997741 Respiration system  
A respiration system feeds an anesthetic gas having, a density ρgas, with a Y-piece for connection to a patient, with a respiration circuit having an inspiration branch and an expiration branch,...
8991393 Monitor for measuring improvement in involuntary breathing  
The present invention is a breathing improvement monitor that continuously measures involuntary breathing. The monitor is a sensor apparatus that is attached to a patient's mask which is connected...
8985110 Diaphragm  
A diaphragm for a lung demand valve, including a chemical, biological, radiological and/or nuclear (CBRN) layer which is sufficiently resistant to the permeation of at least some CBRN agents and a...
8955514 Facepiece with open port  
A respiration system includes a regulator including an inlet for connection to a source of pressurized gas and an outlet for delivery of the gas to the user, and a respiration facepiece for use in...
8950399 Method for automatically controlling a ventilation or breathing system as well as a corresponding ventilation or breathing system  
A method is provided for automatically controlling a ventilation or breathing system with a ventilation unit (7), which is controlled by a control unit (5), in order to deliver an assist pressure...
8899232 Method and apparatus for improving the comfort of CPAP  
A low-cost CPAP apparatus in which, upon detection of the transition from inhalation to exhalation, the blower motor is de-energized to allow it to freewheel. When the pressure in the patient mask...
8857431 Breathing mask with oxygen reduced consumption  
Embodiments of the invention provide a breathing mask for aircraft crewmember. The breathing mask includes an on-demand regulator with an inlet connected to a source of breathing gas and an outlet...
8844525 Method and apparatus for detecting and treating heart failure  
Devices and systems provide methods of detecting a heart failure condition of a patient that may be based on one or more respiratory parameters of a patient. In an example embodiment, a monitoring...
8844527 Methods, systems and apparatus for paced breathing  
Methods, systems and/or apparatus for slowing a patient's breathing by using positive pressure therapy. In certain embodiments, a current interim breathing rate target is set, and periodically the...
8844526 Methods and systems for triggering with unknown base flow  
This disclosure describes systems and methods for providing novel back-up ventilation that allows the patient to trigger or initiate the delivery of breath. Further, this disclosure describes...
8826906 Methods and apparatus with improved ventilatory support cycling  
A ventilator that delivers air at different pressures to a patient during inspiratory and expiratory cycles of breathing and that cycles from inspiratory to expiratory operation when the patient's...
8800559 Inhaler 624  
The disclosure relates to an Breath actuated inhaler (BAI) actuator, comprising: a loading element capable of being loaded with an actuation force, a breath actuated trigger mechanism arranged to...
8794237 Oxygen concentrator apparatus and method having flow restricted coupling of the canisters  
An oxygen concentrator may rely on a pressure swing adsorption process to produce an oxygen enriched gas stream from canisters filled with granules capable of separation of oxygen from an air...
8794236 Cardiac monitoring and therapy using a device for providing pressure treatment of sleep disordered breathing  
A method of using CPAP equipment to sense cardiogenic oscillations in a patient's airflow, and to monitor and treat the patient's cardiac condition. The apparatus diagnoses cardiac morbidity...
8739791 Pressure regulator valve for breathing apparatus  
A re-configurable pressure regulator for breathing apparatus having a valve housing with a connector at a first and a second end. A pressurized source of breathable gas is connected to either end...
8733344 Mouthpiece supply valve control system  
A mouth piece supply valve control system which may be used in connection with mouth piece supply valve with a rebreather. An exemplary mouth piece supply valve control system may include a sensor...
8714152 Ventilator with limp mode  
A method of operating a ventilator that includes steps of (a) providing a specified ventilation therapy to a patient through a ventilator according to a specification; (b) determining and storing...
8714156 Ventilator for rapid response to respiratory disease conditions  
The present invention relates generally to the field of ventilators, and, more specifically, to a ventilator system that addresses respiratory distress due to the onset of an epidemic or pandemic...
8701664 Apparatus and method for relieving dyspnoea  
Apparatus (1) for relieving dyspnoea in an ambulatory exercising subject comprises a housing (3) to be worn on the subject, and within which a variable speed air blower motor (5) is located for...
8695593 Weaning and decision support system for mechanical ventilation  
A system for mechanical ventilation treatment is described. In one embodiment the system provides advice on treatment and/or weaning of patients from mechanical ventilation based on the patient's...
8695597 Process for operating a respirator and/or anesthesia device in the APRV mode with the %PEF criterion and a device operated correspondingly  
A process for operating a respirator and/or anesthesia device in the APRV mode with the % PEF criterion which includes a detection of a spontaneous expiratory effort by the patient and initiation...
8689790 Oxygen conservation system for commercial aircraft  
An emergency oxygen supply system for use on aircraft in the event of a loss in cabin pressure is configured for delivering allotments of oxygen and timing the delivery such allotments to each...
8677997 Characterisation of mask systems  
A method and CPAP apparatus characterizes different mask systems, e.g., masks and hoses. The CPAP apparatus can be calibrated for different mask systems and hoses by including sensors that measure...
8678000 Portable breathing apparatus  
In aspects, a portable breathing apparatus is provided that includes a face mask having a breathing valve, a blower for the supply of breathing air to the breathing valve via a supply line, a...
8649510 Device having coded output of operational data  
A device for confirming compliance with usage of a breathing gas delivery system that includes at least one sensor for monitoring operating data disposed within the breathing gas delivery system...
8646447 Systems, methods, and/or apparatuses for non-invasive monitoring of respiratory parameters in sleep disordered breathing  
In certain example embodiments, an air delivery system includes a controllable flow generator operable to generate a supply of pressurized breathable gas to be provided to a patient for treatment...
8640701 Carbon dioxide-based bi-level CPAP control  
A system and method of providing bi-level CPAP therapy is provided that incorporates an infrared carbon-dioxide sensor to determine whether a patient is inhaling or exhaling. Patient exhalation...
8631794 Gas mask  
A gas mask is provided for normal-pressure and overpressure operation with at least one breathing port, an expiration valve with a valve spring, an adjusting element affecting the prestress of the...
8631797 Systems, methods and apparatus for respiratory support of a patient  
Spontaneous respiration is detected by sensors. An additional amount of oxygen is administered to the lungs via a jet gas current at the end of an inhalation procedure. Breathing volume,...
8607793 Method and apparatus for improved flow limitation detection of obstructive sleep apnea  
In a respiratory apparatus for treatment of sleep apnea and other disorders associated with an obstruction of a patient's airway and which uses an airflow signal, an obstruction index is generated...
8602026 Breathing-gas delivery and sharing system and method  
A device, system, and method for isolating a ventilator from one or more patients in which the delivery conditions of gas delivered to an isolation device from a ventilator may drive the delivery...
8573208 Exhaust assembly  
An exhaust assembly (1) adapted for use in a respiratory gas delivery system comprises an exhaust vent, an exhaust gas flow passage, a primary gas flow passage, and a moveable member. The exhaust...
8545416 Integrated diagnostic and therapeutic system and method for improving treatment of subject with complex and central sleep apnea  
The present invention relates to an integrated sleep diagnosis and treatment device, and more particularly to an integrated apnea diagnosis and treatment device. The present invention additionally...
8544466 Method and apparatus for detecting and quantifying intrinsic positive end-expiratory pressure  
The present invention describes a method and apparatus for detecting and quantifying intrinsic positive end-expiratory pressure (PEEPi) of a respiratory patient breathing with the assistance of a...
8534283 Peep valve with filter  
An application for a PEEP valve includes a filter media in the air flow between a patient interface and exit vent(s). The patient interface is connected to a patient airway system and the exit...
8528562 Oxygen diverter valve  
A vent assembly for use with a respiratory mask of the type used in CPAP treatment includes a porous disk portion that is attached to a biasing member such that the disk portion is maintained in a...
8522783 Cushion and mask therefor  
A cushion includes a substantially triangularly shaped frame from which extends a membrane. The frame has a scalloped edge by which the cushion is affixed to a mask body. The membrane has an...
8522785 Inextensible headgear and CPAP or ventilator mask assembly with the same  
A headgear (200) for a respiratory mask (202) of a ventilator or CPAP device is provided. The headgear includes a strap portion (204, 206) formed of a substantially inextensible material. The...
8517012 Multiple stage blowers and volutes therefor  
A multiple stage variable speed blower for Continuous Positive Airway Pressure (CPAP) ventilation of patients includes two impellers in the gas flow path that cooperatively pressurize gas to...
8517018 Oxygen supply system for an aircraft  
An oxygen supply system for an aircraft includes a control valve, a reservoir bag, a respiration device and a sensor device, wherein the control valve is designed in such a way that oxygen can be...
8517021 Vacuum demand valve  
A vacuum demand valve for controlling flow of exhalation gases from a patient to a vacuum line. The demand valve comprises: a housing having a housing inlet that allows exhalation gases to flow...
8511303 Nasal delivery devices  
An exhalation breath-actuated nasal deliver device for and a method of delivering a substance to a nasal cavity of a subject, the delivery device comprising: a nosepiece for fitting to a nostril...
8474455 System and method for circuit compliance compensated volume assured pressure control in a patient respiratory ventilator  
A system for circuit compliance compensated volume assurance pressure control in a patient respiratory ventilation circuit, having a patient circuit volume estimator for estimating a patient...
8474456 Oxygen breathing mask  
Oxygen breathing masks, as well as methods of providing oxygen to persons, are detailed. The devices may include mechanisms for supplying either oxygen or ambient air to a person depending on...
8464714 Breathing assistance device comprising a gas regulating valve and associated breathing assistance method  
The invention relates to a breathing assistance device for a patient (P), the device including: —a source of respiratory pressurized gas (S), a gas transmission duct (31) comprising a distal end...
8459263 Pressure activated device and breathing system  
A pressure activated device for controlling the supply of a gas and a breathing system for underwater use incorporating the device are provided. The device comprises an input port (64) for...
8453644 System and method for circuit compliance compensated pressure-regulated volume control in a patient respiratory ventilator  
A system and a method for circuit compliance compensated pressure control in a patient respiratory ventilation system, having a pressure regulated feedback servo control loop, a pressure-regulated...
8448640 Methods and apparatus for varying the back-up rate for a ventilator  
A ventilator device delivers ventilatory support to a patient in a back up timed mode when patient respiration is not detected or a spontaneous mode when patient respiration is detected. The...
8448643 Medical breathing apparatus  
A medical breathing apparatus incorporating a regulator for supplying breathing gas to a patient from an air hose (11). The regulator supplies breathing gas on demand to the patient via a...