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Flexible Recording/High Energy Electrode Catheter With Anchor For Ablation Of Atrial Flutter By Radio Frequency Energy, Chien-Suu Kuo, John G. Gurley

Internal Medicine Faculty Patents

An electrode catheter is provided having a predetermined flexibility throughout the entire length or at least at the contact portion, such as the electrode region, to allow for the molding of the contact portion such that it conforms to the shape of the heart at a preselected desired target area, such as the isthmus between the inlet of inferior vena cava and posterior tricuspid annulus. The catheter also includes a guiding sheath that is preferably semirigid and may be pre-shaped with at least one bend or angulation to assist in molding to ensure that the electrode region overlies the desired …