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Radio frequency antenna for a wireless intravascular medical device

  • US 7,749,265 B2
  • Filed: 10/05/2005
  • Issued: 07/06/2010
  • Est. Priority Date: 10/05/2005
  • Status: Expired due to Fees
First Claim
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1. A radio frequency antenna for a medical device that is implanted into an animal, said radio frequency antenna comprising:

  • a coil formed by a wire wherein that wire comprises;

    (a) a core formed of a shape-memory material and having an outer surface;

    (b) a first layer of electrically conductive material applied to the outer surface of the core; and

    (c) a second layer extending around the first layer and formed of an electrically insulating and biologically compatible material;

    a lubricant between the first layer and the second layer.

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