This trial was a prospective, open-label, single-center, randomized trial, To observe the clinical efficacy of extracorporeal cardiac shock wave in the treatment of patients with myocardial ischemia-reperfusion injury and the difference in the level of endothelial progenitor cell-derived miR-140-3p in patients with myocardial ischemia-reperfusion injury treated with extracorporeal cardiac shock wave and control group and its relationship with clinical efficacy and prognosis. In order to provide a new therapy for patients with myocardial ischemia-reperfusion injury.