糖尿病足、下肢动脉硬化闭塞症、血栓闭塞性脉管炎等下肢缺血性疾病是临床常见疾病。内科治疗、腔内介入和血管外科搭桥手术是目前常用的治疗方法,但这些方法虽然能不同程度地改善患者的病程和愈后,但远期疗效多不理想。年老体弱,伴发其他疾病或下肢远端动脉血流缓慢的患者, Diabetic foot, lower extremity arteriosclerosis obliterans, thromboangiitis obliterans and other lower limb ischemic disease is a common clinical disease. Internal medicine, endovascular intervention and vascular surgery are common methods of treatment. However, although these methods can improve the patient’s course and prognosis to some extent, the long-term curative effect is not ideal. The elderly frail, associated with other diseases or slow flow of the distal lower extremity arteries,