Procedure (IMAGE) MediaSource Caption Dr. John Hummel (right) prepares to perform the first heart ablation in the U.S. using a new device that uses small electrical pulses to restore a normal heart rhythm and treat persistent atrial fibrillation. Credit The Ohio State University Wexner Medical Center Usage Restrictions All multimedia is available for free and unrestricted media use with courtesy to The Ohio State University Wexner Medical Center License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.