Autogenoussaphenous veins are the most common material used in coronary artery bypass grafting. However, its long-term patency was disappointing.
自体大隐静脉是冠脉搭桥术中最常用的材料，但其远期通畅率令人失望。
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Metho ds All 11 cases underwent operation of vascular grafting, 9 cases were treated with artificial graft, 2 cases were treated with autogenoussaphenous vein.