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Electrochemical sensor with controlled variation of working electrode

  • US 8,529,742 B2
  • Filed: 02/24/2010
  • Issued: 09/10/2013
  • Est. Priority Date: 02/24/2010
  • Status: Active Grant
First Claim
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1. An electrochemical sensor comprising:

  • a dielectric substrate;

    a conductive layer formed on a surface of the substrate, the conductive layer comprising at least one working electrode, an electrode lead and a connecting arm connecting the working electrode to the electrode lead; and

    a dielectric layer disposed over at least a portion of the conductive layer, the dielectric layer including an aperture exposing the working electrode and at least a portion of the connecting arm;

    wherein at least one of the width or length of the connecting arm does not exceed 0.0254 mm.

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