80例隐裂牙分类治疗临床观察
Clinical Observation of 80 Cases of Cracked Teeth Treated by Classification

目的：观察80例隐裂牙分类治疗临床治疗效果。方法：选择我院今5年来80例患者80颗隐裂牙进行回顾分析，记录年龄、性别、牙位、隐裂纹走向，临床症状及体征；采取降低咬合高度，根据牙隐裂裂纹的位置、长度、深度及牙髓状况采取根管治疗、全冠修复及树脂充填等治疗。结果：发病年龄在35~65岁，性别无差异，以上颌第一磨牙多见，隐裂纹多为近中或远中向，80颗隐裂牙中，成功69颗(86.25%)，好转10颗(12.5%)，失败1颗(1.25%)。结论：隐裂牙临床不难发现，根据症状和体征应，及正确的检查方法，都能做到早发现、早诊断、早治疗，积极采取综合治疗措施，能有效保留患牙恢复咬合功能，不能轻易拔除。
Objective: To observe the clinical effect of 80 cases of cleft teeth cracked teeth treated by classification. Methods: A retrospective analysis was performed on 80 hidden fissure teeth from 80 patients in our hospital in the past 5 years. Age, gender, tooth position, hidden fissure trend, clinical symptoms and signs were recorded. The occlusal height was reduced, and the root canal treatment, full crown restoration and resin filling were performed according to the position, length, depth and pulp condition of the fracture. Results: The age of onset was from 35 to 65 years old, and there was no gender difference. The first molar of the upper jaw was more common, and the hidden cracks were mostly in the near middle or far middle direction. Of the 80 hidden cracks, 69 (86.25%) were successful, 10 (12.5%) were improved, and 1 (1.25%) was failed. Conclusion: It is not difficult to find hidden cleft teeth in clinic. Early detection, early diagnosis and early treatment can be achieved according to the symptoms and signs, as well as the correct examination methods. Comprehensive treatment measures can be taken actively to effectively retain the occlusal function of the affected teeth and cannot be removed easily.