A Comparative Study Between the Efficacy of Diode Laser and Nano-chitosan Gel on Activation of Non-vital in- Office Bleaching Agent :A Controlled Clinical Trial
试验速览
- 阶段
- 1 期
- 状态
- Enrolling By Invitation
- 入组人数
- 42
- 试验地点
- 1
- 主要终点
- Color change
研究概览
简要总结
The growing demand for white smile between patients has increased over recent years, the development of techniques and improvement of materials permits searching for beautiful natural smile.
The discoloration of teeth might be intrinsic, extrinsic, or combined. A variety of commercial bleaching agents is available. The most common substances used are carbamide peroxide or hydrogen peroxide or a mixture of sodium perborate and hydrogen peroxide.
详细描述
The aim of the study is to assess the effectiveness of two different in-office bleaching materials carbamide peroxide alone and carbamide peroxide with Chitosan nanoparticles Using diode laser as an activator Regarding tooth whitening and color stability 1 Day , 1 weeks, 1 month after treatment using Vita easy shade.
研究设计
- 研究类型
- Interventional
- 分配方式
- Na
- 干预模型
- Sequential
- 主要目的
- Treatment
- 盲法
- None
入排标准
- 年龄范围
- 18 Years 至 40 Years（Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •discolored crown, non-vital or endodontically treated upper central and lateral incisors
- •previous endodontic treatment performed two or more years earlier.
排除标准
- •caries on upper central and lateral incisors, inadequate fillings, and progressive periodontal disease.
研究组 & 干预措施
peroxides and sodium perborate and 980nm diode laser.
peroxides and sodium perborate + 980nm diode laser.
干预措施: nano chitosan (Drug)
结局指标
主要结局
Color change
时间窗: these assessments were performed for 1 day, 1 week, and 1 month after treatment with Vita easy shade.
these assessments were performed for 1 day, 1 week, and 1 month after treatment with Vita easy shade obtaining difference ∆E\* values using colorcoordinates CIE L\*, a\* and b\*
color change using digital vita easy shade guide
时间窗: 1 day , 1 week , 1 month
color change using digital vita easy shade guide
次要结局
未报告次要终点
研究者
Silvia Sabry
lecturer of conservative dentidtry
Misr University for Science and Technology