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Self-anchoring coronary sinus lead

  • US 20030050681A1
  • Filed: 02/21/2002
  • Published: 03/13/2003
  • Est. Priority Date: 11/20/1998
  • Status: Active Grant
First Claim
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1. An implantable stimulation lead system suitable for placement inside the coronary sinus, the lead system comprising:

  • at least one electrode;

    a lead body connected to the at least one electrode, the lead body including at least a distal portion having at least two non-helical bends dimensioned to passively anchor the distal portion of the lead body in the coronary sinus;

    wherein the at least two non-helical bends define substantially an s-shaped portion so as to bias the at least two non-helical bends against sides of a vessel wall in the coronary sinus; and

    wherein the at least one electrode is located distal of the s-shaped portion and oriented towards the vessel wall.

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