牙列缺损兼余留牙重度磨耗的病例多见于老年人，此类病例的余留牙常常伴有不同程度的松动、牙本质过敏、食物嵌塞及颞颌关节不适等症状。我科采用局部活动义齿与塑胶联冠式垫整体设计修复失牙与余留牙磨损，经短期随访，患者感觉良好，恢复咀嚼功能，取得较好效果，报道如下。 The majority of cases of residual dentition residual dentition defect more common in the elderly, such cases of residual teeth often accompanied by varying degrees of loosening, dentin hypersensitivity, food impaction and temporomandibular joint discomfort and other symptoms. Our department uses partial dentures and plastic joint crown pad overall design to repair lost teeth and residual teeth wear. After short-term follow-up, the patients feel good and resume the chewing function with good results. The report is as follows.