ORAL NASAL CANNULA
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United States of America Patent
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app pub date -
Feb 2, 2009
filing date -
Aug 31, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed is a respiratory cannula assembly to deliver and receive gases from a patient. The cannula assembly contains two oral prongs for delivering and receiving gases from the patient as well as at least one gas delivery nasal prong and at least one gas receiving nasal prong. The gas receiving nasal prong extends further into the patients nostril than the gas delivery nasal prong. The cannula assembly further contains a connector that aids in coupling to a medical device, the connector including independent oral and nasal moisture traps that remove moisture from exhaled patient gases.
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