生物瓣膜衰败是外科生物瓣膜置换后常见的远期并发症,再次行经胸外科手术换瓣手术难度大、风险高、病死率明显上升。经导管＂瓣中瓣＂......

Transcatheter mitral valve replacement(TMVR)has become an alternative to surgical mitral valve replacement for the treat......

Transcatheter aortic valve replacement(TAVR)is increasingly used for the treatment of high or very high surgical risk pa......