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Method of measuring cardiac related parameters non-invasively via the lung during spontaneous and controlled ventilation

  • US 20070062531A1
  • Filed: 02/18/2004
  • Published: 03/22/2007
  • Est. Priority Date: 02/19/2003
  • Status: Active Grant
First Claim
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1. A breathing circuit for use with a first gas set (FGS) and a second gas set (SGS), said circuit comprising means for keeping separate the FGS and SGS, an FGS reservoir, and a means for sequentially delivering to a patient on inspiration, first the FGS, and, when FGS reservoir is emptied, subsequently delivers substantially SGS for the balance of inspiration.

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