冠心病通过冠状动脉狭窄或闭塞导致心肌缺血、坏死,造成各种临床症状和并发症。冠脉血管重建,使许多冠心病患者的临床症状得以改善,也使部分患者的寿命得到延长,但冠脉介入治疗有较高的再狭窄发生率,而血管旁路手术后移植血管仍有进行性动脉粥样硬化性闭塞的问题。对相当一部分 Coronary heart disease through coronary artery stenosis or occlusion caused by myocardial ischemia and necrosis, resulting in a variety of clinical symptoms and complications. Coronary revascularization has improved the clinical symptoms of many patients with coronary artery disease and prolonged the life expectancy of some patients. However, coronary intervention has a high incidence of restenosis, and vascular grafts remain after vascular bypass surgery Sexual atherosclerotic occlusion problems. For a considerable part