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Clear aligners vs. traditional braces: which fixes jaw problems better?

NCT ID NCT07454694

Completed Disease control Sponsor: Bezmialem Vakif University Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compared two treatments for Class II malocclusion (overbite) in 34 growing patients: clear aligners and Twinblock appliances. Researchers measured changes in jaw and teeth position using X-rays. The goal was to see if clear aligners could work as well as the traditional Twinblock for correcting jaw alignment.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Invisalign Clear Aligners and Twinblock Functional Appliance
What this could lead to
If clear aligners work as well as Twinblock, patients may have a more comfortable, less visible option for correcting jaw alignment.
What could go wrong
This is a small, completed study with only 34 participants. Results may not apply to all patients, and clear aligners might not be as effective for severe cases.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Overbite

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

CLASS II MALOCCLUSION MANDIBULAR RETROGNATHISM

Contacts and locations

Locations

  • Bezmialem Vakif University

    Istanbul, Fatih, 34093, Turkey (Türkiye)

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