References
  1. Holmes DR, Kar S, Price KJ, et al. Prospective randomized evaluation of the Watchman left atrial appendage closure device in patient with atrial fibrillation versus long-term warfarin therapy. J Am Coll Cardiol 2014;64:1-12Ellis CR, Aznaurov SG, Patel NJ et al. Angiographic efficacy of the Atriclip left atrial appendage exclusion device placed by minimally invasive thoracoscopic approach. J Am Coll Cardiol Electrophysiol 2017;3:1356-65
  2. Freeman JV, Varosy P, Price MJ, et al. The NCDR Left Atrial Appendage Occlusion Registry. J Am Coll Cardiol . 2020;75(13):1503-1518. doi:10.1016/j.jacc.2019.12.040
  3. Liu J, Liu F-Z, Fang X-H, et al. A unique emergency maneuver and rescue during left atrial appendage occlusion device-related cardiac perforation. J Am Coll Cardiol Electrophysiol 2018:4(5):699-700
  4. Smith NE, Joseph J, Morgan J and Masroor S. Initial experience with minimally invasive surgical exclusion of the left atrial appendage with an epicardial clip. Innovations 2017;12(1):28-32
  5. Kanderian AS, Gillinov AM, Pettersson CB, Blackstone E and Klein AL. Success of surgical left atrial appendage closure: Assessment by transesophageal echocardiography. J Am Coll Cardiol 2008:52(11):924-9
  6. Emmert MY, Puippe G, Baumuller S, et al. Safe, effective and durable epicardial left atrial appendage clip occlusion in patients with atrial fibrillation undergoing cardiac surgery: first long-term results from a prospective device trial. Eur J Cardiothorac Surg 2014;45:126-31
  7. Kakuta T, Fukushima S, Minami K, et al. Contemporary outcomes of the concomitant CryoMaze procedure. Interactive Cardiovasc and Thorac Surg 2019:29:28-34
Figure Legends
Figure 1: The entire Watchman device with anchors (arrows) protruding through the LAA.
Figure 2:The Watchman device delicately pulled out through the left atrium
Figure 3: Extracted Watchman device with visible adherent clot around the anchors (arrow)