Comparative Assessment of Failure Rate of Fixed Lingual Retainer in Finished Orthodontic Cases Between Two Types of Light Cured Resin Composite. A Randomized Clinical Trial
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 入组人数
- 90
- 试验地点
- 1
- 主要终点
- Failure rate( detachment rate) of fixed lingual retainer
研究概览
简要总结
The study will be performed on human subjects with finished orthodontic treatment to see the failure rate(detachment) of fixed lingual retainer between two types of light cure resin composite
详细描述
The study consists of two groups, the intervention involve performing bonding of fixed lingual retainer with light cured composite Transbond LR which is manufactured specific for the fixed lingual retainer while the control group involve bonding of fixed lingual retainer by light cured composite Transbond XT with follow up every month for 6 month to see the failure rate(detachment) between the two types of composite
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
- Triple (Participant, Investigator, Outcomes Assessor)
入排标准
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Patient at the end of an orthodontic treatment requiring the subsequent application of a lingual and palatal fixed retainer
- •good oral hygiene
- •medically free
排除标准
- •Facial trauma
- •onychophagia
- •habit of biting pencils or pens
- •tooth mobility
结局指标
主要结局
Failure rate( detachment rate) of fixed lingual retainer
时间窗: the patient will be inspected after applying the fixed retainer every month for 6 months
measured by inspection of any detachment partial or complete of the fixed lingual retainer
次要结局
未报告次要终点
研究者
Mohamed Mohamed Saied
principle investigator
Cairo University