Status:

COMPLETED

Patient Satisfaction With At-home Dental Bleaching Using Orthodontic Retainers With Different Margin Designs

Lead Sponsor:

Universidad Rey Juan Carlos

Conditions:

Patient Satisfaction

Bleaching Efficacy

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

This randomized single-blind, split-mouth clinical trial evaluated patient satisfaction with at-home dental bleaching using orthodontic retainers with different margin designs, as well as bleaching ef...

Detailed Description

The objective of the study will be to clinically evaluate patient satisfaction, as well as the effectiveness of colour change, tooth sensitivity and gingival irritation with home whitening using 10% c...

Eligibility Criteria

Inclusion

  • Completed of orthodontic treatment with Invisalign aligners (Align Technology Inc., CA, USA); willingness to undergo tooth bleaching as a complementary procedure; and current use of clear retainers. Additional criteria included age of ≥18 years of age, good general and oral health, and provision of informed consent. Eligible participants also needed anterior teeth free from carious and periodontal disease, with canines of shade A2 or darker on the VITA Classical scale (VITA Zahnfabrik, Bad Säckingen, Germany) and a Whiteness Index for Dentistry (WID) value ≤15.

Exclusion

  • History of previous bleaching; self-reported tooth sensitivity; continuous use of analgesics or anti-inflammatory drugs; pregnancy or breastfeeding; and deleterious habits such as bruxism or smoking. Participants with anterior teeth presenting fixed orthodontic appliances, attachments, restorations, endodontic treatment, color changes due to tetracyclines or fluorosis, or visible enamel cracks were also excluded.

Key Trial Info

Start Date :

April 7 2025

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 28 2025

Estimated Enrollment :

40 Patients enrolled

Trial Details

Trial ID

NCT07208708

Start Date

April 7 2025

End Date

July 28 2025

Last Update

October 6 2025

Active Locations (1)

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1

Universidad Rey Juan Carlos

Alcorcón, Madrid, Spain, 28922