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

1.方法要移动的牙齿上粘着托槽,根据修复要求,竖直基牙或扩大、减缺牙隙。

2.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.

2.结果基牙根龋、基牙松动、覆盖残根牙龈炎的发生随递增趋势,而牙槽嵴则无不均匀吸收。