To gain the effective myocardial reperfusion in the early stage of AMI, the complete and persistent repatency of infarcted related artery (IRA) is the key management to protect ventricular function and reverse VA formation.

• 在AMI早期阶段得到有效的心肌再灌注，充分持久的开通梗死相关动脉（infarct related artery, IRA）是保护心室功能、逆转VA的形成、改善临床预后的关键措施。