目的探讨牙隐裂的特征及临床疗效。方法对60例患者的65颗牙隐裂进行调牙合、隐裂直接充填术、根管治疗术、全冠修复等综合治疗,观察疗效。结果经过3年跟踪随访,牙隐裂治疗有效率为87.7%。结论牙隐裂最主要的致病因素是过大的牙尖斜度,全冠修复是最有效的治疗方法。定期口腔保健检查,早期发现及时治疗,综合治疗至关重要。 Objective To investigate the characteristics and clinical efficacy of occlusion of teeth. Methods Tooth occlusion of 65 teeth of 60 patients was performed, and the direct fractures, root canal therapy and crown restoration were performed to observe the curative effect. Results After 3 years of follow-up, the effective rate of occlusion was 87.7%. Conclusion The main causative factor of occlusion is excessive cusp inclination, which is the most effective treatment. Regular oral health examination, early detection of timely treatment, comprehensive treatment is essential.