NL-OMON21807已完成不适用
Single tooth implants in the aesthetic zone: a prospective study on the clinical performance of Straumann Bone Level Tapere Implants
niversity Medical Center Groningen and Straumann0 个研究点目标入组 60 人开始时间: 待定最近更新:
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 60
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Observational
入排标准
入选标准
- •1) one missing or failing tooth being an incisor, canine or first premolar in the maxilla with
- •neighbouring natural teeth;
- •2) presence of a defect of the buccal bone wall as noticed immediately after tooth extraction (not applicable for cases with a missing tooth);
- •3) at least 18 year of age;
- •4) ASA score = 2 (Smeets et al. 1998);
- •5) adequate oral hygiene, i.e. Plaque Index Score (Silness and Lo?, 1964) and Gingival Index
- •Score (Silness and Lo?, 1964) = 1;
- •6) mesial-distal width of diastema at least 6 mm;
- •7) patient is capable of understanding and giving informed consent
排除标准
- •1) smoking;
- •2) a history of radiotherapy to the head and neck region;
- •3) use of intravenous bisphosphonates shorter than 10 years ago.
研究者
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