The upper pulmonary veins (PVs) are responsible for the majority ... can be attributed to incomplete isolation or recurrent PV left atrial reconnection rather than to identification of another ...

US healthtech giant Boston Scientific’s pulmonary vein isolation (PVI ... system and the WATCHMAN FLX Left Atrial Appendage Closure (LAAC) devices were able to reduce the rate at which patients ...

This anatomically makes ablation much easier than in atrial fibrillation, which occurs in the pulmonary veins ... Diagnosing a left atrial appendage thrombus ― which can result in ...