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MRI conditionally safe lead with low-profile multi-layer conductor for longitudinal expansion

  • US 8,676,351 B2
  • Filed: 02/14/2013
  • Issued: 03/18/2014
  • Est. Priority Date: 12/31/2009
  • Status: Active Grant
First Claim
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1. An implantable electrical lead comprising:

  • a lead body; and

    a multi-layer coil conductor extending within the lead body, the multi-layer coil conductor including a first coil layer and a second coil layer disposed about the first coil layer, wherein the first and second coil layers are configured such that the multi-layer coil conductor has an axial stiffness substantially equal to an axial stiffness of the lead body adjacent to the multi-layer coil conductor.

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