随着人们对血管闭塞性疾病研究的不断深入,作为其主要治疗方法之一的支架植入术因其微创和显著的临床疗效,已被广泛应用。然而随着术后时间的延长,血管支架部位的再狭窄问题开始显现,严重威胁着患者的身体健康,成为困扰人们的一大难题。近年来,药物洗脱支架(DES)的临床应用将再 With the continuous research of vascular occlusive disease, stents implantation as one of the main treatment methods has been widely used because of its minimally invasive and significant clinical curative effect. However, with the extension of postoperative time, the problem of restenosis of the vascular stent site began to emerge, which seriously threatened the patient’s health and became a major problem disturbing people. In recent years, the clinical application of drug-eluting stents (DES) will be re-used