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Implantable therapeutic nerve stimulator

  • US 8,612,020 B2
  • Filed: 09/30/2009
  • Issued: 12/17/2013
  • Est. Priority Date: 10/31/2008
  • Status: Active Grant
First Claim
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1. An implantable medical device comprising:

  • an implantable device including a processor and a pulse generator;

    a first lead having first and second ends, the first end of the lead operably and conductively coupled to the implantable device;

    a first electrode operably and conductively coupled to the second end of the first lead, the first electrode having a first sharp tip for transmitting and focusing a stimulation signal from the pulse generator to a tissue site;

    a discrete nonconductive barrier not integrally formed on the first sharp tip, said barrier having a major axis extending perpendicularly from a major axis of the first electrode, wherein said barrier is positionable between the first sharp tip and tissue, the barrier having a thickness capable of protecting the tissue from mechanical damage and capable of allowing the stimulation signal therethrough,wherein the barrier includes at least one through passage in a vicinity of the first sharp tip.

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