Patent ID: 6416511
Filing Date: 2002-07-09
Classification: A61B,A61N

Abstract:
A tissue ablation device assembly for ablating a region of cardiac tissue in a patient, comprising:an ablation member, said ablation member having first and second end portions, said ablation member including an ablation element having a length between said first and second end portions of said ablation member, wherein said ablation element is adapted to couple to an ablation actuator; and an anchor coupled to said first end portion of said ablation member, said anchor including an expandable member that is positionable within a pulmonary vein extending from the left atrial wall of a patient, wherein said expandable member is expandable to a radially expanded condition that is adapted to engage the pulmonary vein; wherein said ablation element is further adapted to extend along the region of tissue when said expandable member is positioned and engaged within the pulmonary vein in the radially expanded condition.