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Silicon microprobe with integrated biosensor

  • US 20020137998A1
  • Filed: 03/26/2001
  • Published: 09/26/2002
  • Est. Priority Date: 03/26/2001
  • Status: Active Grant
First Claim
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1. A microprobe device for providing a signal to an external analyte meter indicating analyte presence in an analyte-containing bodily fluid of a subject, comprising:

  • a silicon substrate having an X length dimension and a Y width dimension and a Z thickness dimension, and having an front side and a back side extending in the X and Y dimensions;

    a body portion formed by the silicon substrate;

    a microprobe portion formed by the silicon substrate, having a body end connected to the body portion, and having a penetration end extending away from the body portion in the X length dimension for penetrating into the subject to access the fluids; and

    biosensor integrated into the silicon substrate, for sensing analyte presence and for providing a signal in response to the analyte presence.

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