Their cardiology team announced they have implanted 500 Watchman devices for patients with atrial fibrillation, or AFib. To understand the function of a Watchman device, you must first understand ...

Though ischemic outcomes numerically favored the Amulet, confirmation in future studies is needed, experts say.

with a minimally invasive procedure for patients with atrial fibrillation. The WATCHMAN device is a tiny implant that closes off an area of the heart called the left atrial appendage to keep ...