達文西手術系統da Vinci Surgical System 達文西二尖瓣修補手術 (Total endoscopy coronary Mital valve repair, TE-MVR ) 二尖瓣位於左心房及左心室間,在心臟收縮送出血量時,瓣膜需要打開,後關緊,避免血液逆流 ...