Transcutaneous medical device with variable stiffness

  • US 7,783,333 B2
  • Filed: 03/10/2005
  • Issued: 08/24/2010
  • Est. Priority Date: 07/13/2004
  • Status: Active Grant
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First Claim
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1. An analyte sensor, the sensor comprising an elongated flexible portion, wherein the elongated flexible portion comprises a first electrode and a second electrode at least partially surrounding at least a portion of the first electrode, wherein the first and/or second electrode is configured to produce a signal indicative of an analyte concentration in a host, and wherein the second electrode provides a variable stiffness of the sensor by a variable stiffness of the material of the second electrode and/or by a variable pitch of a helical configuration of the second electrode along at least a portion of its length.

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