Abstract: This study mainly evaluated the important value of case teaching method in surgical teaching. A total of 86 cases of clinical s were studied. Due to different teaching methods, they were divided into two groups. One group of students applied the conventional teaching method, and the two groups of students applied the case teaching method. After the intervention, the theoretical knowledge, operation skills, case writing and report analysis of the two groups of students were compared,and the overall scores of the group 2 were improved compared with that of the group 1;after the intervention, the intelligence, foundation, habits, attitudes and methods of the learning ability of the two groups were compared, and the scores of the group 2 were significantly higher than those of the group 1; after the intervention, the satisfaction rate of the two groups were compared, and the group 2 higher than group 1. The result of research shows that case teaching methods are more effective, which can significantly improve students' assessment scores and enhance their learning ability. It is worth promoting in more teaching.

Key words: Surgery, Teaching, Case teaching method, Conventional teaching method