Heart Rhythm (Arrhythmias) & Devices
Watchman (LAA Closure)
Left: a cross-section of the left atrium showing the small LAA pouch and the Watchman device sealing it off — about 90% of AFib-related clots form inside this pouch.
This is a free, plain-language patient education guide written by Rias Ali, MD, FACC, a board-certified interventional cardiologist. Every guide is grounded in current peer-reviewed evidence and major society guidelines, organized in a way patients can actually use during a visit.
Download the Watchman (LAA Closure) guide
What's inside this guide
- Plain-language explanation of watchman (laa closure)
- Why it matters and what the major risks are
- Treatment options with risks, benefits, and alternatives
- Common misconceptions clarified
- Lifestyle and self-care advice
- Specific warning signs — when to call us, when to call 911
- Sources used to build the guide (peer-reviewed and society guidelines)