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.
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.
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