Method and apparatus for resolving upper airway obstruction, resistance or instability
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United States of America Patent
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Apr 9, 2013
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app pub date -
Sep 28, 2005
filing date -
Sep 28, 2004
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Abstract
A CPAP apparatus has a variable rise time (iii) from a base level of positive air pressure during expiration (EPAP) to a higher level during inspiration (IPAP). The rise time is adjusted in order to reduce obstruction, resistance or instability in the upper airway.
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