The aim of this randomized controlled trial to investigate the effects of Real-time 3D transesophageal echocardiography (RT3D-TEE)-guided mitral valve repair on surgical failure and 1-year reoccurrence of mitral valve regurgitation in patients with degenerative mitral value disease.
Diagnosed with chronic primary degenerative mitral regurgitation by the preoperative echocardiogram.
Informed consent was obtained
Re-operation of mitral regurgitation
Concurrent surgical plan for congenital heart disease, coronary artery bypass grafting, aortic valve surgery, radiofrequency ablation of atrial fibrillation and other cardiac surgeries.
Mitral valve replacement
Unable to undergo TEE
Sheng Liu
Lead sponsor
Chinese Academy of Medical Sciences, Fuwai Hospital
Sponsor institution