经皮二尖瓣修复术
这是一种新兴的手术治疗方法，可在不行心内直视术的情况下治疗 MR，手术采用导管法。[24]Nachtnebel A, Reinsperger I; Ludwig Boltzmann Institute of Health Technology Assessment. Percutaneous repair of mitral regurgitation with the MitraClip [in German]. Decision support document 41, update 2012. July 2012. http://hta.lbg.ac.at (last accessed 6 June 2017).http://eprints.hta.lbg.ac.at/967/#[25]Mauri L, Foster E, Glower DD, et al; EVEREST II Investigators. Four-year results of a randomized controlled trial of percutaneous repair versus surgery for mitral regurgitation. J Am Coll Cardiol. 2013;62:317-328.http://content.onlinejacc.org/article.aspx?articleID=1687961http://www.ncbi.nlm.nih.gov/pubmed/23665364?tool=bestpractice.com目前，缘对缘二尖瓣修复术正在进行 II 期试验。在接下来的十年，许多目前新兴的技术可能会成为常规治疗。[26]De Bonis M, Al-Attar N, Antunes M, et al. Surgical and interventional management of mitral valve regurgitation: a position statement from the European Society of Cardiology Working Groups on Cardiovascular Surgery and Valvular Heart Disease. Eur Heart J. 2016;37:133-139.http://www.ncbi.nlm.nih.gov/pubmed/26152116?tool=bestpractice.com
