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Small volume in vitro analyte sensor

DC CAFC
  • US 6,143,164 A
  • Filed: 12/16/1998
  • Issued: 11/07/2000
  • Est. Priority Date: 02/06/1997
  • Status: Expired due to Term
First Claim
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1. A method for determining a concentration of an analyte in body fluid, comprising the steps of:

  • collecting a sample of body fluid of about 500 nL or less;

    filling a measurement zone of an electrochemical sensor with at least a portion of the sample;

    holding the sample within the measurement zone in a non-flowing manner; and

    determining the concentration of the analyte in the sample using a coulometric technique.

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