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CO2 SENSOR AND CO2 MEASURING APPARATUS

  • US 20120330161A1
  • Filed: 06/19/2012
  • Published: 12/27/2012
  • Est. Priority Date: 06/24/2011
  • Status: Active Grant
First Claim
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1. A CO2 sensor comprising:

  • a sensing portion operable to change in color in accordance with a CO2 partial pressure in expiration from at least one of nares and a mouth of a living body; and

    amounting member adapted to hold the sensing portion at a position where the expiration from the at least one of the nares and the mouth impinges on the sensing portion.

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