Ventilator having an oscillatory inspiratory phase and method
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United States of America Patent
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Jan 26, 1999
Issued Date -
N/A
app pub date -
Nov 23, 1992
filing date -
Apr 3, 1981
priority date (Note) -
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status (Latency Note)
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Abstract
Ventilator for use with a source of gas under pressure for supplying such gas to the airway of a patient having an inlet adapted to be connected to the source of gas, and an outlet adapted to be connected to the airway of the patient. A pneumatic oscillator is connected to the inlet for supplying pulsatile gas in the form of successive small volumes of gas to the airway of the patient during a breath of the patient to cause diffusive ventilation of the airway to the patient. An exhalation valve assembly is connected to the patient airway for permitting the patient to exhale gases introduced into the patient airway.
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