Clinical Trial

Clear Orthodontic Expander Versus Hyrax

Study acronym: COE-Hyarx
Recruiting
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Summary
This study will be conducted to evaluate the effectiveness of a clear expander fabricated from 2-mm biocompatible polyethylene terephthalate glycol (PETG) thermoforming material integrated with an expansion screw in achieving dental and skeletal expansion in adolescent patients, compared with the conventional Hyrax expander.
Protocol Amendment History 1 change
critical Recruitment opened 2026-04-23
Trial Details
NCT Number NCT07362160
Lead Sponsor University of Baghdad
Conditions Malocclusion, Narrow Maxilla
Enrollment 40 participants
Start Date 2026-02-01
Primary Completion 2026-11-01 (estimated)
Study Completion 2027-02-01 (estimated)
Updated on ClinicalTrials.gov 2026-04-22