目的：比较非体外循环下冠状动脉旁路移植术(OPCABG)与常规冠状动脉旁路移植术(CCABG)术后3 ~ 4年时血管桥的通畅率。

Objective: To compare the grafts' patency rate after off-pump coronary artery bypass grafting (OPCABG) and conventional coronary artery bypass grafting (CCABG) at 3 ~ 4 years follow-up.

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目的总结非体外循环下左侧乳内动脉及桡动脉Y型桥的冠状动脉旁路移植术的疗效及安全性。

Objective To summarize the efficacy and security of off-pump Y-bridge coronary artery bypass grafting with left internal mammary artery and radial artery.

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