Effect of temperature and storage time on dental bleaching effectiveness and sensitivity: a randomized clinical trial.

Faculdade de Odontologia de Piracicaba0 个研究点开始时间: 2020年9月1日最近更新: 2023年5月29日

适应症

试验速览

暂无简介。

•To be included in this study, males and females participants must be age 18 years or older and be in good general and oral health, healthy maxillary and mandibular anterior teeth, no cervical lesions, no white spot lesions or caries, and no periodontal disease. The maxillary central incisors of each patient will be evaluated, specifically the médium third of the facial surface. These teeth must present color A2 or higher, according to the Vita scale (VITA Classic, Vita Zahnfabrik, Bad Sackingen, Germany) and Vita Easyshade (Vident,Brea, CA, USA).

•The exclusion criteria were participants needing endodontic treatment or those with nonvital teeth,pregnant or breast-feeding women, participants with known allergies to bleaching materials or any other material used in this study, those taking antiinflammatory, analgesic or psychotropic drugs, the presence of restorations in the anterior teeth, parafunctional habits, those with severe internal tooth discoloration (tetracycline stains, fluorosis, pulpless teeth), those who smoked, and those who had undergone tooth-whitening procedures. During the first appointment, tooth sensitivity was measured using an air stream in the cervical region of the anterior teeth and vertical/horizontal percussion. Patients who demonstrated pain (on a verbal scale from 0 to 4) were excluded from the study.

发起方

Faculdade de Odontologia de Piracicaba