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Underfill detection system for a test sensor

  • US 20020185385A1
  • Filed: 05/24/2002
  • Published: 12/12/2002
  • Est. Priority Date: 06/11/2001
  • Status: Active Grant
First Claim
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1. A test sensor for measuring the concentration of an analyte in a liquid sample, the test sensor comprising:

  • a base plate having a pair of electrodes and a reagent for electrochemically measuring the concentration of the analyte in the liquid sample; and

    a lid having an upper surface, a lower surface, and a conductor disposed on the upper surface, the lower surface being mated to the base plate and forming at least one wall of a capillary channel for collecting the sample, the lid having an aperture for permitting the sample to contact the conductor to signal a full condition.

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