Patient interface with respiratory gas measurement component
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United States of America Patent
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Aug 4, 2009
Grant Date -
Nov 9, 2006
app pub date -
May 3, 2006
filing date -
May 6, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A patient interface assembly for use with gas monitoring. The patient interface includes a mask shell having a portion that seals against the face of a patient and a mask attachment coupled to an opening of the shell. The mask attachment has a mask connection section coupled to the opening of the shell, an airway adapter section that serves as a gas measurement site for use in measuring a respiratory variable, and a breathing system connection section adapted to be coupled to a to a patient circuit. The gas measurement site, which includes a window, may be disposed on the conduit, the shell, or both. An access port, defined in the mask, the mask attachment, or both permits a sampling tube to be placed in fluid communication with an airway of a patient.
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