Although both rigid and flexible systems provide acceptable early tricuspid valve repair results, use of a rigid ring increases risk of subsequent ring dehiscence.
The Journal of thoracic and cardiovascular surgery
Department of Cardiac Surgery, University of Leipzig Heart Center, Leipzig, Germany. bettina.pfannmueller [at] med.uni-leipzig.de
J Thorac Cardiovasc Surg. 2012 May;143(5):1050-5
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