Valve for use with inhalation/exhalation respiratory phase detection circuit
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United States of America Patent
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May 20, 1997
Issued Date -
N/A
app pub date -
Sep 18, 1995
filing date -
Jan 12, 1993
priority date (Note) -
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Abstract
An apparatus for controlling the pressure of a respiratory gas delivered to a patient includes a phase detection circuit for determining the inhalation and exhalation phases of a patient's respiratory cycle. More particularly, a valving apparatus for controlling air flow within the breathing circuit which is connected to the phase detection circuit.
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