糖尿病足溃疡是糖尿病最严重的并发症之一,它是指糖尿病因合并神经及末梢血管病变导致的下肢感染、溃疡形成或(和)深层组织破坏[1]。据统计,糖尿病患者一生中并发足部溃疡的几率约为15%,其中14%～24%的患者需接受截肢手术治疗,严重影响了其生活质量[2-3]。研究发现,糖尿病足溃疡 Diabetic foot ulcer is one of the most serious complication of diabetes mellitus, it refers to the lower extremity infection, ulcer formation or (or) deep tissue destruction caused by diabetes mellitus complicated by nerve and peripheral vascular lesions [1]. According to statistics, the probability of patients with diabetic foot ulcers in the lifetime of about 15%, of which 14% to 24% of patients undergoing amputation surgery, seriously affecting their quality of life [2-3]. Study found that diabetic foot ulcers