Patent ID: 6377856
Filing Date: 2002-04-23
Classification: A61N

Abstract:
An implantable cardiac lead for connection to an implantable pacemaker or defibrillator comprising:(a) an elongated, flexible body member made of an electrically insulative material, said body member having a proximal end and a distal end; (b) a conductive member extending through said body member from said proximal end toward said distal end; (c) a contrast agent; (d) a lumen extending alongside said conductive member through said body member from the region of said proximal end toward said distal end, said lumen having a first opening proximate said proximal end and a second opening through said body member distal of said first opening so that said contrast agent can be injected through said lumen and out of said second opening; and (e) an electrode positioned on said flexible body member and electrically coupled to said conductive member.