IRCT2016042427577N1招募中未知
Comparision of tooth alignment and pain perception of different sizes of nickle-titanium archwires in the initial phase of fixed orthodontic treatment : randomized clinical trial
Vice Chancellor for Research (VCR) of Tabriz University of Medical Sciences0 个研究点目标入组 81 人开始时间: 待定最近更新:
试验速览
- 阶段
- 未知
- 状态
- 招募中
- 发起方
- 入组人数
- 81
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
入排标准
- 年龄范围
- 12 years 至 no limit（—）
- 性别
- All
入选标准
- •presence of all permanant teeth except third molars; no quadhelix or other palatal expansion device present; no extraoral appliance; no deep overbite; no use of NSAIDS before study.
- •Exclusion criteria: pervious orthodontic treatment; medical history or craniofacial abnormality; active periodontal disease; skeletal asymmetry; systemic diseases that might affect pain perception, or in therapy for pain conditions; previous incisor extraction; missing of incisors or canine; unwillingness of patient; vertical displacement of incisors more than 3 mm; tooth block out due to crowding.
排除标准
- 未提供
研究者
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