Clinical Trial

Effectiveness of Dental Bleaching Using Different Designs of 3D-Printed and Conventional Customized Nightguards

Recruiting
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Record status
This record was last updated March 16, 2026 (before its estimated May 2026 completion). Its status may not reflect the trial's current state.
Summary
This randomized, double-blind, split-mouth clinical trial evaluates the effectiveness of at-home dental bleaching using customized nightguards fabricated by digital (3D-printed CAD-CAM) and conventional methods, with and without reservoirs. Adult participants with good general and oral health and a baseline tooth shade of A2 or darker undergo bleaching with 10% carbamide peroxide. Outcomes include tooth color change (subjective and spectrophotometric measures), tooth sensitivity, gingival irritation, patient comfort, and patient satisfaction over time.
Protocol Amendment History 1 amendment
This ClinicalTrials.gov record has been amended once since 2026-03-05.
Trial Details
NCT Number NCT07464197
Lead Sponsor Universitat Internacional de Catalunya
Conditions Tooth Discoloration, Tooth Staining
Enrollment 40 participants
Start Date 2022-05-01
Primary Completion 2026-05 (estimated)
Study Completion 2026-07 (estimated)
Updated on ClinicalTrials.gov 2026-03-16