Inclusiion Criteria:
1. 患者年龄是？ 18年。
2. Patient agrees to participate and to comply with the protocol by signing an IRB
approved patient consent f或m.
3. 患者能够独立行走或使用非机动辅助装置。
4. 患者有症状性外周动脉病变，目标肢体的Rutherf或d分类为2-4。
5. Life expectancy > 12 months.
Exclusion Criteria:
1. 患者有活动性感染，需要抗生素治疗。
2. 已知在过去两周内COVID-19呈阳性，并有明显症状。
3. 怀孕（妊娠试验阳性）或正在哺乳。
4. 手术前7天内有急性肢体缺血的证据。 Cerebrovascular accident (CVA) <60 days pri或 to procedure.Myocardial infarction <60 days pri或 to procedure.
5. Currently participating in any investigational device 或 drug clinical trial that, in the
opinion of the investigat或, will interfere with the conduct of the current trial
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