GUIDING INTRODUCER SYSTEM FOR USE IN THE TREATMENT OF ACCESSORY PATHWAYS AROUND THE MITRAL VALVE USING A RETROGRADE APPROACH

摘要

A process for the mapping and/or ablating of accessory pathways around the mitral valve using a retrograde approach by use of ablating and/or mapping catheters guided by a guiding introducer system. Also disclosed are shapes for an inner and outer guiding introducers which comprise the guiding introducer system.