Objective: Effects evaluate of catgut implanting in the treatment low back pain and study undesirable effects of catgut implanting. Subject and methods: 38 low back pain patients are treated by catgut implanting at the traditional medicine department of Friendship Hospital from January 2014 to December 2014. Result: Reduce average pain level was 5.4 points (from 6.67 points to 1.27points) according to Visual analogue scale, good result: 54.6 percent, quite result: 32.3 percent, moderate results: 13.51 percent. Treat by catgut implanting don't cause undesirable effect. Conclusion: Catgut implanting effects of treatment for low back pain and treatment by catgut implanting don't cause undesirable effect.