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目的:分析金属烤瓷冠修复后并发症的原因。方法:对23例金属烤瓷冠修复后出现并发症患者临床资料进行分析。结果:急慢性牙龈炎8例,牙冠颜色不协调6例,牙龈变色5例,瓷崩裂2例,食物嵌塞2例。结论:为了减少修复后并发症,要严格掌握牙体预备的生物学、力学和美学原理以及烤瓷冠设计制作原则,积极处理好失败原因。
Objective: To analyze the causes of complications after the restoration of metal porcelain crowns. Methods: The clinical data of 23 patients with complications after the restoration of metal porcelain crowns were analyzed. Results: There were 8 cases of acute and chronic gingivitis, 6 cases of incoordination of crown, 5 cases of gingival discoloration, 2 cases of porcelain cracking and 2 cases of food impaction. Conclusion: In order to reduce the complications after repair, the biological, mechanical and aesthetic principles of dental preparation and the design principle of porcelain crowns should be strictly controlled, and the causes of failure should be dealt with actively.