Methods 27 cases were operated in total CPB,5 cases were operated in beating heart .together Aorta valve replacement in 4 cases ,together Tricuple valvoplasty in total cases.

• 方法阻断循环下替换二尖瓣27例,并行循环下替换二尖瓣5例。同期替换主动脉瓣4例,三尖瓣全部同期成型。