急性心肌梗死(Acute myocardial infarction,AMI)是临床最常见的心血管急危重症之一。起病急,病死率高,严重威胁患者的生命。有数据显示,约为50%的急性心肌梗死患者往往于发病1h内死亡~([1]),目前,早期再灌注治疗是降低患者死亡和并发症的主要手段,而对于医疗条件相对较差的基层医院,溶栓治疗仍是降低急性心肌梗死患者死亡率和减 Acute myocardial infarction (AMI) is one of the most common cardiovascular emergencies in clinical practice. Urgency, high mortality, a serious threat to patient’s life. Data show that about 50% of patients with acute myocardial infarction often die within 1h of onset ~ ([1]). At present, early reperfusion therapy is the main means to reduce the mortality and complications of patients, while the medical conditions are relatively poor Of primary hospitals, thrombolytic therapy is still to reduce mortality and reduction in patients with acute myocardial infarction