Direct Pressure Monitoring Accurately Predicts Pulmonary Vein Occlusion During Cryoballoon AblationIoanna Kosmidou 1, Shannnon Wooden 1, Brian Jones 2, Thomas Deering 1, Andrew Wickliffe 1, Dan Dan 1
1Department of Cardiac Electrophysiology, Piedmont Heart Institute, 2Cardiac Rhythm, Medtronic Inc.
Effective pulmonary vein isolation utilizing a cryoballoon depends on complete pulmonary vein occlusion. The point of occlusion can be effectively predicted by direct analysis of pulmonary vein pressure waveform analysis during balloon inflation using a simple and reproducible technique.