作者对249名60～92岁老年人的5 527颗牙齿的磨损情况进行调查和分析,以了解牙齿的磨损程度对牙齿的影响,为临床的治疗提供参考。结果表明，调查组老年人的牙齿磨损率达到100%，轻度磨损率为 54.6%，重度磨损率为 45.4%。约有16 %的牙齿有症状，其中牙本质过敏是最常见的。对有症状的牙齿进行对症治疗，对过度磨损的牙齿视情况进行修复治疗，制作塑料金属混合垫，进行重建，可减轻症状，提高咀嚼功能。%To investigate the influence of the extent of attrition of teeth in the elderly and to provide a basis for the treatment, 5 527 teeth of 249 elderly, aged from 60 to 92 years, were examined. The results indicated that the occurrence rate of attrition was 100%, 54.6% of them was slight and 45.4% of them was severe. About 16% of them showed symptoms, and hypersensitivity of teeth was the most common one. The authors tried to individualize the treatment. The teeth with severe attrition were repaired by making plastic-metal plate and occlusive rehabilitation. After treatment all patients′ symptoms were resolved, and masticatory efficiency was improved.
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