Respiratory monitoring
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United States of America Patent
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Oct 4, 2011
Grant Date -
Dec 6, 2007
app pub date -
May 31, 2007
filing date -
May 31, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A patient interface in accordance with one embodiment of the present invention is configured to be at least partially carried by a patient and to receive gas exhaled by the patient. The patient interface includes first and second cannula tubes each having a first end and a second end, the first ends are configured to be inserted into the nostrils of a patient, the first and second cannula tubes are configured to direct exhaled gas from the patient from the first ends to said second ends. The patient interface also includes first and second sensors positioned near the second ends, and the first and second sensors are configured to provide first and second signals based upon the gas, wherein the first and second signals are indicative of a physiological parameter of the patient. The patient interface also includes a communications link configured to provide the signal to a physiological monitor.
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