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Biosensor and biosensor manufacturing method

  • US 9,506,889 B2
  • Filed: 10/07/2014
  • Issued: 11/29/2016
  • Est. Priority Date: 07/12/2010
  • Status: Active Grant
First Claim
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1. A biosensor comprising:

  • a first base plate having a leading end portion;

    a second base plate having a leading end portion, said second base plate stacked on the first base plate and forming a capillary between the leading end portion of the second base plate and the leading end portion of the first base plate that is for sucking in a sample liquid;

    a hydrophilic layer formed on the second base plate at least in a region facing the capillary; and

    wherein a region on the first base plate facing the capillary has either a test reagent or an electrode present; and

    wherein said second base plate has a projecting portion formed on the leading end portion thereof, said projecting portion extends out from the second base plate away from the capillary in a direction perpendicular to the second base plate.

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