Abstract: Objective: To observe the clinical curative effect of complex treatment for cracked teeth.Methods: Thirty-three patients with cracked teeth were cured through root canal treatment and complete coronal restoration.Results: Cracked teeth were followed up for one year.The remission effective rate was 90.9%.Conclusions: It is very important to carry out the complex treatment for cracked teeth,especially the complete coronal restoration to save the affected tooth and prevent the affected tooth from deficiency.