Page 766 - 先天性心脏病的导管术：从婴幼儿期到成人期

748 先天性心脏病的导管术：从婴幼儿期到成人期

图 59.15 一例失败的三尖瓣生物瓣置换术后 ICE 评估。瓣膜开放时瓣叶中部融合，导

致严重的三尖瓣反流（上图）。采用三尖瓣瓣中瓣植入术（TVIV）植入 Sapien 瓣膜。
瓣叶薄，完全适合，没有返流（下图）。RA：右心房，RV：右心室。

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