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LEAK DETERMINATION IN A BREATHING ASSISTANCE SYSTEM

  • US 20110196251A1
  • Filed: 04/29/2010
  • Published: 08/11/2011
  • Est. Priority Date: 02/10/2010
  • Status: Active Grant
First Claim
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1. A method for estimating a leak flow in a breathing assistance system including a ventilation device connected to a patient, the method comprising:

  • accessing data of a flow waveform indicating the flow of gas between the ventilation device and the patient;

    identifying a specific portion of the flow waveform; and

    performing a linear regression of the identified portion of the flow waveform to determine an estimated leak flow in the breathing assistance system.

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