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A: The ex vivo bipolar ablation model setup, including a custom sample holder to ensure repeatable catheter alignment and placement, irrigated ablation catheters (TactiCath; Abbott, St. Paul, MN), an intracardiac echocardiography (ICE) catheter (Abbott), and a saline heater and circulator, all housed in a saline bath. B: Generator connection for bipolar ablation.
