For how long would you hold anticoagulation before percutaneous left atrial appendage closure with Watchman or Amulet devices?   

Elective left atrial appendage occlusion with both Watchman and Amulet systems most often utilizes continuous uninterrupted oral anticoagulant administration (including the day of procedure) along with intra-procedural heparin to ACT 250-400 during implant. Procedural heparin is reversed immediately...