Braces-Free breakthrough? scientists test which aligner material holds up best
NCT ID NCT07449598
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at how clear aligners change after being worn for two weeks. Researchers will compare single-layer and multi-layer aligners in 20 people with mild crowding. They will measure surface roughness, hardness, and thickness before and after use to see which material performs better.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- clear aligner (device)
- What this could lead to
- If successful, this study could help orthodontists choose better aligner materials for more predictable tooth movement.
- What could go wrong
- This is a small, early-stage study with only 20 participants, so results may not apply to all patients or aligner brands.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Mansoura university
Al Mansurah, Egypt