1. Simplified technique for surgical ligation of the left atrial appendage in high-risk patients 
Farhad Bakhtiary, MD, Peter Kleine, MD, PhD, Sven Martens, MD, PhD, Omer Dzemali, MD, Selami Dogan, MD, PhD, Harald Keller, Hans Ackermann, MD, PhD, Andreas Zierer, MD, Feyzan Özaslan, MD, Thomas Wittlinger, MD, PhD, Anton Moritz, MD, PhD 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 135, Issue 2, Pages (February 2008)
DOI: /j.jtcvs
Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions

2. Figure 1
A Derra clamp was placed at the base of the LAA with attention to the circumflex artery to avoid puckering of the vessel. The clamp was removed. The ligatures were controlled for bleeding or dehiscence.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions