临床上需要各种口径大小的血管作为手术修补材料或者其他自体或者异体甚至组织工程组织的滋养血管。
Vessel with various diameters is needed as repair material, autograft or allograft, even nutrient vessel for engineering tissues in clinic.
目的探讨不同近肾腹主动脉闭塞和（或）合并有其他部位血管疾病的患者的合理手术方式。
Objective To study the rational surgical approaches for patients with juxtarenal abdominal aortic occlusion, with or without combined vascular regions of the body.
其中13例次术后再次闭塞行手术治疗，但人工血管搭桥术平均再发闭塞时间明显长于其他术式。
Repeated graft failure occurred in 13 cases and renewed bypass grafting operations had a longer average recurrent interval than others.
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