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Implantable stimulating electrode

  • US 5,103,837 A
  • Filed: 03/16/1990
  • Issued: 04/14/1992
  • Est. Priority Date: 03/20/1989
  • Status: Expired due to Term
First Claim
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1. An electrode, comprising:

  • a) an implantable, porous, stimulating electrode having a surface bearing a thin coating of a hydrophilic polymer; and

    b) an anti-inflammatory steroid encapsulated by said polymer, whereby diffusion of said anti-inflammatory steroid after implantation into surrounding tissue prevents growth of connective tissue and thus prevents a rise in a stimulation threshold of said electrode.

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