Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction: A Randomized Controlled Trial
试验速览
- 阶段
- 不适用
- 入组人数
- 13
- 试验地点
- 1
- 主要终点
- Rate of En-masse retraction
研究概览
简要总结
accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.
详细描述
the study contains 2 groups each contains 13 subjects, A control group (anterior segment retraction with the help of miniscrews) and an intervention group ( anterior segment retraction with the help of miniscrews and microosteoperforation)
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Treatment
- 盲法
- None
盲法说明
not possible as the subject will sign an informed consent and areas of microosteoperforation will be apparent
入排标准
- 年龄范围
- 16 Years 至 30 Years（Child, Adult）
- 性别
- Female
- 接受健康志愿者
- 是
入选标准
- •Females with an age ranging between 16-30 years.
- •Malocclusion that requires bilateral extraction of the maxillary first premolars and anterior segment retraction; Angle class I mal-occlusion with bi-alveolar dental protrusions or class II division
- •Healthy dental and periodontal condition with a good oral hygiene
- •Absence of degenerative conditions.
- •Full set of permanent dentition.
排除标准
- •Medically compromised patients.
- •Previous orthodontic treatment
- •Patients suffering from any congenital, hereditary or systemic diseases or asymmetries that might have an influence on tooth movement
- •Chronic use of any medications affecting orthodontic tooth movement (eg: NSAIDs).
- •Active periodontal affection or severe gingival inflammation.
研究组 & 干预措施
en masse retraction only
anterior segment retraction on miniscrews without microosteoperforation
en masse retraction with alveocentesis
anterior segment retraction on miniscrews with microosteoperforation
干预措施: microosteoperforation (Procedure)
结局指标
主要结局
Rate of En-masse retraction
时间窗: three to six months
retracting six anterior teeth
次要结局
- Extrusion of anterior teeth(three to six months)
- Root resorption affecting the six anterior teeth.(three to six months)
- Tipping affecting the anterior teeth.(three to six months)
研究者
Nashwa abdel mohsen mohamed
principal investigator
Cairo University