冠状动脉疾患是严重危害人类身心健康并危及生命的疾病之一，其发病率呈逐年上升趋势。迄今为止，冠心病诊断的金标准仍为选择性冠状动脉造影（CAG），这是一种具有发生潜在严重并发症（如心律不齐、心肌梗塞、冠脉离断或死亡等）危险的有创性检查，且费用昂贵，患者常难以接受 Coronary artery disease is one of the diseases that seriously endanger the physical and mental health and life-threatening of human beings. The incidence of coronary artery disease is increasing year by year. To date, the gold standard for the diagnosis of coronary heart disease remains as selective coronary angiography (CAG), a risk of potentially serious complications such as arrhythmia, myocardial infarction, coronary artery disconnection, or death Innovative examination, and expensive, patients often difficult to accept