为研究自体静脉移植物粥样硬化的发病机制以进行干预研究，建立家兔动物模型。
Aim to establish a novel animal model to study the mechanism of autologous vein graft atherosclerosis and methods of preventing vein graft atherosclerosis.
方法应用静脉造影和双功彩超对动脉旁路术前的自体大隐静脉移植物进行评估，并与术中测量结果进行比较。
Methods Preoperative atherosclerotic patients underwent greater saphenous vein duplex mapping and venography, their maximal internal vein diameters were compared with those of operative detection.
结论自体心包外周支持能抑制静脉移植物内膜的增生。
Conclusion Perivenous support of the vein graft with autologous pericardium can reduce intimal and medial hyperplasia in the graft.
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