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Colin E Sullivan, Christopher Lynch: Device and method for monitoring breathing during sleep, control of CPAP treatment, and preventing of apnea. ResCare, Merchant Gould Smith Edell Welter & Schmidt, September 21, 1993: US05245995 (455 worldwide citation)

A CPAP apparatus including: a variable pressured air source and means to vary the air pressure delivered therefrom; a nose piece for sealed air communication with a patient's respiratory system; an air communication line from the air source to the nose piece; a sound transducer adapted to be in soun ...


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Colin E Sullivan, Christopher Lynch: Device and method for treating obstructed breathing having a delay/ramp feature. ResCare, Merchant Gould Smith Edell Welter & Schmidt, June 4, 1996: US05522382 (231 worldwide citation)

An air flow device and a method useful for the treatment of upper airway disordered breathing. The invention provides an airflow device having a means for delivering variable pressure levels of breathable air to a patient's respiratory system with a means for controlling the time during which the de ...


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Berthon Jones Michael, Lynch Christopher Edward, Calluaud Michel, Sullivan Colin Edward: Ventilator for continuous positive airway pressure breathing (cpap).. Rescare, June 30, 1993: EP0549299-A2 (106 worldwide citation)

The present invention discloses both a method of operating CPAP apparatus, and the apparatus itself in which a breathable gas delivery device, or mask (1), is connected to a gas supply pump (14) via a conduit which includes a restriction to gas flow such as a small bore portion (3). A pressure trans ...


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Berthon Jones Michael: Detection of apnea and obstruction of the airway in the respiratory system.. Rescare, May 10, 1995: EP0651971-A1 (85 worldwide citation)

Methods and apparatus for determining the occurrence of an apnea, patency and/or partial obstruction of the airway are disclosed. Respiratory air flow from a patient is measured to give an air flow signal. The determination of an apnea is performed by calculating the variance of the air flow signal ...


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Brydon John William Ernest: Estimation of flow and detection of breathing in cpap treatment.. Rescare, June 7, 1995: EP0656216-A2 (60 worldwide citation)

A flow generator (10) comprises an electric motor (12) that drives a turbine (14). The turbine (14) provides a supply of air for the administration of CPAP treatment, transported to the patient's mask by an air delivery tube (not shown). The motor (32) receives electrical power from a power supply ( ...


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Berthon Jones Michael, Lynch Christopher Edward, Calluaud Michel, Hely Kenneth Frederick: Facial breathing mask.. Rescare, January 18, 1995: EP0634186-A2 (42 worldwide citation)

A combination mouth and nasal mask (40) for assisted respiration or CPAP is disclosed. The combination mask (40) has a frame (42) to the rear side of which is mounted a separate nasal cushion (44) and mouth cushion (46). Both the nasal cushion (44) and the mouth cushion (46) separately form a rolled ...


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Calluaud Michel, Brydon John William Ernest: Device for continuous positive airway pressure breathing (cpap).. Rescare, July 5, 1995: EP0661071-A1 (31 worldwide citation)

Apparatus and methods for the automated stop-start control in the administration of continuous positive airway pressure (CPAP) treatment are disclosed. Apparatus for the administration of CPAP treatment includes a controllable flow generator coupled to an air delivery circuit, in turn coupled to a m ...