Methods Occlusion of the openings of main artery and side artery was performed through double-channeled air pocket tube,with normothermia,normal flowing rate and heart beating.
方法采用经肺动脉双腔气囊导管封堵动脉侧动脉导管开口,常温、常规流,不停跳缝闭动脉导管开口。
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