目的：探讨微课教学法在心血管内科教学中的应用效果。方法：挑选心内科实习生20名作为研究对象，其中10例应用传统教学方法为对照组：10例采用微课教学法为实验组，比较两种教学手段的平均成绩。结果：实验组的平均成绩明显优于对照组。结论：微课教学法在心血管内科教学中充分激发了学生的学习兴趣和热情，同时也能提高了带教老师的教学水平和学生的学习能力。

Objective：To explore the application effect of micro-lesson method in the teaching of cardiovascular diseases. Methods：Twenty interns in Department of Cardiology in our hospital were selected as the research objects，with 10 cases in the control group receiving traditional teaching method，and 10 in the experimental group receiving micro-lesson method. Results：The average scores of the experimental group were significantly better than those of the control group. Conclusions：The micro-lesson method in the teaching of cardiovascular diseases could fully stimulate students’ interest and enthusiasm in learning，and also improve the teaching level of the teachers and the students’ learning ability. It is worth popularizing and applying in the teaching of cardiovascular diseases.