Oral/nasal cannula
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United States of America Patent
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-
Jul 23, 2002
Grant Date -
N/A
app pub date -
Jan 28, 1999
filing date -
Jan 29, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A nasal/oral cannula for the collection of exhaled gases from the nostrils of a patient, made up of two nasal prongs for insertion into the patient's nostrils and a collection tube for the collection of the exhaled gases, the nasal prongs and the collection tube being connected at a single junction, such that the exhaled gases flow freely from the nasal prongs to the collection tube. An oral prong can also be provided, whose end is placed near the oral cavity of the patient, the oral prong too being connected at the single junction of the nasal prongs and the collection tube.
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