Methods To study the effects of electrocardiograph (ECG), myocardial enzymes and myocardial infarct scope in experimental rats by ligating the coronary arteries.

• 方法通过大鼠冠脉结扎致心肌缺血模型,观察通心活脉灵对大鼠心电图、心肌酶及梗死面积的影响。