METHOD AND APPARATUS FOR ENDOVENOUS PACING LEAD

摘要

A medical electrical lead, comprising a distal end portion of thelead capable of insertion into the coronary sinus of a patient; and a distribution device attached to the distal end portion of the lead adapted for dissipation of a material into the coronary sinus and into a cardiac vein.pparatus and methods are disclosed for inserting electrical leads within a heart. In one aspect of the present invention, a method for positioning a medical electrical lead in a cardiac vein is disclosed. The method comprises inserting a lead within a coronary sinus, dispersing at least one vasodilating agent to dilate at least one cardiac vein, and inserting the lead into a dilated cardiac vein.