1.It was proved that custom designed framework could solve the clinical dilemma of severe dentition attrition, food impaction and periodontitis, and the odontoptosis was repaired.

1.采用义齿个别设计铸造可摘局部义齿修复类缺，可较好地解重度磨耗、食物嵌塞、周疾患等问题。