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Updated: Sep 18, 2025

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
Published on: February 28, 2012
Redo minimally invasive LAA closure with WATCHMAN device
Maris Bartkevics1, Fabio Pregaldini1, Lorenz Räber2
1Department of Cardiac Surgery, Inselspital, Bern University Hospital, Switzerland.
Abstract:
This video tutorial demonstrates the minimally invasive closure of a left atrial appendage (LAA) using the WATCHMAN device in a patient with a prior history of heart surgery. Given the failure of anticoagulation therapy, the decision was made to perform surgical closure of the LAA. Due to the patient's previous heart surgery, our standard LAA closure device, the AtriClip, could not be used. As an alternative, the WATCHMAN device was chosen. This device is FDA- and EMA-approved and is designed for implantation via a transcatheter-based approach.
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