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搜索结果: 1-3 共查到口腔正畸学 Clinical trial相关记录3条 . 查询时间(0.201 秒)
Sixty-three orthodontic patients wearing upper and lower fixed appliances were randomly assigned to use either a powered toothbrush fitted with a modified orthodontic brush head (Braun Oral-B Plaq...
The objective of this study was to compare the effectiveness and comfort of Damon 2 brackets and conventional twin brackets during initial alignment. Sixty consecutive patients participated in a spl...
The purpose of this clinical trial was to determine whether pumice prophylaxis is required before the use of a self-etching primer (SEP). A total of 30 patients undergoing treatment with full upper ...

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