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Sensor for tissue gas detection and technique for using the same

  • US 20070078307A1
  • Filed: 09/30/2005
  • Published: 04/05/2007
  • Est. Priority Date: 09/30/2005
  • Status: Active Grant
First Claim
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1. A sensor comprising:

  • a solid indicator layer adapted to provide feedback related to a presence of carbon dioxide in a non-gaseous patient sample; and

    a selective barrier disposed on a sample-contacting side of the indicator, wherein the selective barrier is permeable to carbon dioxide and substantially impermeable to water.

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