Clinical evaluation comparing the fit of all-ceramic crowns obtained from silicone and digital intraoral impressions

Straumann Implant system0 个研究点目标入组 21 人2015年9月29日

概览

阶段: 不适用
干预措施: 未指定
疾病 / 适应症: 未指定
发起方: Straumann Implant system
入组人数: 21
状态: 已完成
最后更新: 9年前

概览研究者入排标准结局指标相似试验

概览

简要总结

暂无简介。

注册库

who.int

开始日期

2015年9月29日

结束日期

待定

最后更新

9年前

研究类型

Observational

性别

All

研究者

发起方

Straumann Implant system

入排标准

入选标准

•1\. In need of one or two (if located in contra\-lateral quadrants and opposing arches) single crowns on pre\-(molar) teeth
•2\. Subject tooth free of clinical symptoms
•3\. No requirement for additional endodontic treatment expressed by the presence of a periapical radiolucency around an endodontically treated tooth or a root canal filling \<3 months
•4\. Adequate level of oral hygiene expressed by the absence of signs of periodontal inflammation, bleeding on probing and periodontal pocket depth \<4 mm

排除标准

•1\. Advanced periodontitis affecting the mobility of the teeth (mobility degree 2 or higher)
•2\. Clinical history of bruxism
•3\. Pregnant or lactating females
•4\. Marginal preparation situated deeper than 1 mm subgingival

结局指标

主要结局

未指定

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