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临床试验/RBR-2m39mk2
RBR-2m39mk2招募中不适用

Influence of enamel cracks and the use of gingival barrier in Dental Bleaching: controlled clinical trial

Universidade Estadual de Ponta Grossa0 个研究点目标入组 120 人开始时间: 2026年6月3日最近更新:
适应症
干预措施

试验速览

阶段
不适用
状态
招募中
入组人数
120

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

年龄范围
18Y 至 60Y(—)

入选标准

  • •Age between 18 and 60 years; good general and oral health; vital healthy teeth; minimum color A2; agree and sign the informed consent form (TCLE)

排除标准

  • •Bleaching procedure previously; previous dental sensitivity; dental prosthesis; fixed orthodontic appliance; restorations in the anterior superior teeth; endodontic treatment on anterosuperior teeth; gingival recessions; teeth stained by tetracycline or fluorosis; continuous use of medications; pregnant or lactating women; bruxism; smokers

研究组 & 干预措施

It will be a non-randomized, controlled clinical trial with participant blinding and a parallel design. A total of 120 participants will be selected and divided into (n = 40): patients without cracks; patients with at least two longitudinal cracks on the enamel surface on the buccal face of the eight anterior teeth (from canine to canine) without a protective gingival barrier; patients with at least two longitudinal cracks on the enamel surface on the buccal face of the eight anterior teeth with a protective gingival barrier. The bleaching procedure will be performed using 35% hydrogen peroxide in 2 sessions of 30 minutes each

干预措施: It will be a non-randomized, controlled clinical trial with participant blinding and a parallel design. A total of 120 participants will be selected and divided into (n = 40): patients without cracks; patients with at least two longitudinal cracks on the enamel surface on the buccal face of the eight anterior teeth (from canine to canine) without a protective gingival barrier; patients with at least two longitudinal cracks on the enamel surface on the buccal face of the eight anterior teeth with a protective gingival barrier. The bleaching procedure will be performed using 35% hydrogen peroxide in 2 sessions of 30 minutes each

研究者

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