1. Interventional Cardiology Department, Division Structural Heart Disease, Lenox Hill Heart and Vascular Institute of New York, New York, NY, USA; 2. Facultad de Medicina de Badajoz, Department of Anatomy and Cell Biology, Badajoz, Spain
Although surgical mitral valve repair has been shown to be superior to mitral valve replacement1, the durability of a successful repair is much inferior in patients with functional mitral regurgitation2. With the emergent transcatheter valve technologies over the past ten years, there have been a myriad of technological approaches to treat mitral regurgitation that we classified according to their mechanism of action on the mitral valve3. The indirect annuloplasty devices seek remodelling of the mitral annulus by reshaping the coronary sinus, taking advantage of the anatomical proximity of both structures. The mitral annulus, however, lacks a true “annulus fibrosus” structure ...
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