Abstract: Objective 　To observe the clinical effects of nylon wire resin splint on dental traumatic loose tooth fixation. Methods A total of 100 cases of dental traumatic loose teeth were randomly divided into the experimental group and the control group.Nylon wire resin splints were used in the experimental group,while arch bar splints were used in the control group.The outcomes were observed. Results The effective rate（96.00%）of the experimental group was significantly higher than that（80.00%）of the control group（P<0.05）. Conclusions Nylon wire resin splint is a reliable and effective tool for dental traumatic loose tooth fixation.It is pleasing and easy to clean.Besides,it has low irritation with high performance.