静脉溶栓仍是多数医院急性心肌梗塞施行再灌注治疗的首选方法。但在临床上 ,我们常常遇到的急性心梗病人大多已失去了溶栓时机 ,发病时间大多超过 12小时或更长 ,造成接受早期治疗的因素主要与病人医疗知识缺乏、疾病的严重性、起始症状不严重、有糖尿病病史、夜间发病、医院的 Intravenous thrombolysis is still the preferred method of reperfusion therapy in most hospitals for acute myocardial infarction. However, in clinical practice, most of the acute myocardial infarction patients we often encounter have lost the opportunity of thrombolytic therapy and the onset time is mostly over 12 hours or longer. The factors leading to early treatment are mainly related to the lack of patient medical knowledge, the seriousness of the disease, The initial symptoms are not serious, have a history of diabetes, night onset, the hospital