Effect of bleaching with activated carbon on enamel

Not Applicable

Recruiting

• Conditions: Dentin sensivity. Tooth abrasion; C07.793.266; C07.793.818.124

• Registration Number: RBR-39jnyj
• Lead Sponsor: niversidade Federal do Rio Grande do Norte

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2020-09-21
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: Recruiting
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

Volunteers between 18 and 25 years old; both sexes; good oral and general health; vital teeth with color starting at A2; superior first molar with clinical crown greater than 5 mm, third molars extracted for orthodontic indication; vital

Exclusion Criteria

Have previous bleaching; smoker; tetracycline stains; fluorosis; hypoplasia; cracks; caries lesions; non carious lesions; periodontal disease; parafunctional habits; sensitivity; resin restorations in the anterior region; fixed or removable orthodontic appliance; third molars with morphological defects; cracks, fractures, caries lesions, non carious lesions and restorations

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
It is expected to note the effectiveness of activated carbon to remove extrinsic stains, analyzed by classic vita scale before, during and after the intervention period.

Secondary Outcome Measures

Name	Time	Method
Abrasion to tooth enamel, evaluated through Scaning Electron Microscope, Energy Dispersive Spectroscopy and Atomic Force Microscopy. Data analyzed before and after the 15 days of intervention.