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RF REJECTING LEAD

  • US 20100010602A1
  • Filed: 09/14/2009
  • Published: 01/14/2010
  • Est. Priority Date: 11/30/2006
  • Status: Active Grant
First Claim
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1. A lead assembly for an implantable medical device, the lead assembly comprising:

  • a lead body having a first portion and a second portion, the first portion adapted for coupling to a pulse generator and the second portion adapted for implantation in or near a heart;

    first and second co-radial conductive coils positioned within the lead body and electrically isolated from each other, wherein the first and second conductive coils include a first and second number of coil turns and the first number is substantially equivalent to the second number;

    first and second electrodes located at the second portion and respectively coupled to the first and second conductive coils;

    third and fourth co-radial conductive coils positioned within the lead body and electrically isolated from each other, wherein the third and fourth conductive coils include a third and fourth number of coil turns and the third number is substantially equivalent to the fourth number, and wherein the third and fourth co-radial coils are co-axial with the first and second co-radial coils; and

    third and fourth electrodes located at the second portion and respectively coupled to the third and fourth conductive coils.

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