Patent ID: 6144882
Filing Date: 2000-11-07
Classification: A61N

Abstract:
A cardiac pacing lead comprising:a first elongated conductive coil having proximal and distal ends;an electrical connector coupled to the proximal end of said first coil;an insulative sheath having an exterior and enclosing said first coil;an electrode coupled to the distal end of said first coil and exposed to the exterior of said sheath; anda second elongated conductive coil having proximal and distal ends, located within said insulative sheath and enclosing said first coil from said electrical connector to a transition point proximal to the distal end of the first coil, said second coil terminating within said insulative sheath and insulated from the exterior of said sheath;wherein said lead exhibits a curved configuration along a portion thereof;wherein said curved configuration comprises first arcuate segment and a second arcuate segment proximal to the first segment, together providing said curved configuration; andwherein said first segment has a greater length and greater arc of curvature than said second segment.