DEVICE FOR DELIVERING A RESPIRATORY GAS
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United States of America Patent
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Issued Date -
Oct 1, 2009
app pub date -
Feb 27, 2005
filing date -
Mar 1, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A device is described for making available a respiratory gas (mixture) to a patient, comprising means for making available one or more gases and means for delivering the respiratory gas (mixture) to the patient, their being assigned a respiratory air line that is connected to the surrounding area and in which a negative pressure valve is arranged. According to the invention, the negative pressure valve (D) is dynamically connected to a device for generating a warning signal (C, E), preferably an acoustic and/or optical warning signal.
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