激光重建大鼠心肌血管的实验研究

EXPERIMENTAL STUDIES OF LASER MYOCARDIAL REVASCULARIZATION IN RATS

利用大鼠心肌梗塞模型进行激光心肌血管重建术的研究。在结扎大鼠前降支冠脉后即刻用Nd:YAG激光2.5～4.2w打成直径3 00μm的激光孔道,术后24小时测定血流动力学、心肌组织乳酸脱氢酶和心肌梗塞面积。结果表明:激光心肌血管重建可使心功能改善,心肌组织乳酸脱氢酶释放减少,心肌梗塞面积缩小。

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