Results A two-year follow-up revealed there occurred butment caries,luxated butment,and overlain residual root gingivitis,even on the rise,while the alveolar ridge showed no uneven absorption.

结果根、松动、覆盖残根龈炎的发生随时间呈递增趋势,而嵴则无不均匀吸收。

Methods By adhering the bracket to the movable teeth and holding the butment erect or adjusting edentulous space depend on different clinical needs.

方法在需要移动的齿上粘,根据修复要求,竖直或扩大、减少缺间隙。