Is trans-apical off-pump neochord implantation a safe and effective procedure for mitral valve repair?

摘要

Trans-apical off-pump mitral valve repair is a new minimally invasive surgical technique for the correction of mitral regurgitation caused by mitral leaflet prolapse. The purpose of this study is to evaluate, using clinical and echocardiographic follow-up data, the mid-term results of patients undergoing this procedure.