心脏的前表面可见一敞口的冠状动脉左前降支。
The anterior surface of the heart demonstrates an opened left anterior descending coronary artery.
分离左冠状动脉左前降支，第二对角支远端结扎。
Left descending arteries were ligated at the distal side of the second diagonal branch.
方法：结扎大鼠冠状动脉左前降支制作急性心肌梗死模型。
Methord: The rat acute myocardial infarction models were made by coronary artery ligation.
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