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Implantable lead with improved stylet lumen

  • US 7,206,642 B2
  • Filed: 04/22/2002
  • Issued: 04/17/2007
  • Est. Priority Date: 04/22/2002
  • Status: Expired due to Fees
First Claim
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1. An implantable lead with improved stylet lumen, comprising:

  • a lead body having a proximal end, a distal end, a stylet lumen, and at least two conductor lumens each having a proximal end;

    at least two conductors contained in the conductor lumens extending from the lead proximal end to the distal end;

    at least two contacts carried on the proximal end and electrically connected to the conductors;

    at least two contacts carried on the lead distal end and electrically connected to the conductors; and

    ,a proximal flare formed on the lead body proximal end, the proximal flare having tapering walls that narrow toward a stylet opening to guide insertion of a stylet wire into the stylet lumen, and the proximal flare being formed to seal the proximal ends of the conductor lumens to electrically isolate the conductor lumens.

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