ISRCTN73608522已完成不适用
Clinical trial of the influence of time on the three-dimensional accuracy of fast-set polyether and fast-set polyvinyl siloxane impression materials
3M ESPE AG (Germany)0 个研究点目标入组 104 人开始时间: 2008年7月31日最近更新:
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 104
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
- 性别
- All
入选标准
- •Suitable probands were aged between 18 and 80 years, either sex, and showed a complete set of either healthy or restored teeth in the lower right quadrant up to the second molar.
排除标准
- •1. Alcohol or drug dependence
- •2. Persons with restricted legal capacity
- •3. Pregnant women
- •4. Probands who would face a conflict of interest due to the participation in another study
- •5. Patients with periodontal disease (periodontal screening index greater than 2)
- •6. Probands with missing teeth in the according quadrant (except for third molars and orthodontically closed spaces)
- •7. Probands excluded from the dental education course because of an infectious disease such as hepatitis or acquired immune deficiency syndrome (AIDS)
研究者
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