方法：近年接受采用同种带瓣血管片作前壁的右心房—右心室连接术的7例患儿为革新组；
Methods:There were 7 patients who had been performed a kind of right atrium to right ventricle connection with the flap of cryopreserved valved homopulmonary artery.
这种不寻常的结果，右心室血栓不能解释前和术中的任何地方癌栓，有利于改变右心。
This unusual findings of right-ventricular thrombi could not be explained pre- and intraoperatively by any local thrombi-favouring changes in the right heart.
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