DRKS00016710已完成未知
Influence of fixed orthodontic steel retainers on gingival health of lower anterior teeth
Poliklinik für Parodontologie, Zentrum für Zahn-, Mund- und Kieferheilkunde der Johann Wolfgang-Goethe Universität Frankfurt am Main0 个研究点目标入组 32 人开始时间: 2019年9月5日最近更新:
适应症
试验速览
- 阶段
- 未知
- 状态
- 已完成
- 发起方
- 入组人数
- 32
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized controlled study
- 盲法
- Open (masking not used)
入排标准
- 年龄范围
- 12 Years 至 one（—）
- 性别
- All
入选标准
- •(1) Presence of all lower anterior teeth (33-43)
- •(2) patients with orthodontic brace who are in need of a retention after removing all brackets
- •(3) healthy patients with no general diseases
- •(4) no Periodontal Screening Index Code > 2
- •(5) written informed consent (of the parents, legal guardian)
排除标准
- 未提供
研究者
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