在周围血管疾病中，尽管动脉系统的疾病只占１４％，但动脉系统疾病常进展十分迅速，结果十分严重。在动脉系统疾病中又以下肢动脉疾病最为常见。我国６０岁以上人群中，动脉闭塞性疾病的发病率约为７．９７‰。在美国，每年就有１０万多人进行下肢动脉疾病的手术治疗[１]。正 In peripheral vascular disease, although the arterial system disease accounts for only 14%, but the arterial system disease often progresses very rapidly, the result is very serious. Arterial system diseases in the lower limb artery disease is the most common. China’s population over the age of 60, the incidence of arterial occlusive disease is about 7.97 ‰. In the United States, there are more than 100,000 people each year for surgical treatment of arterial disease of the lower extremities [1]. positive