Can 3D-Printed retainers outlast the Old-School wire?

NCT ID NCT07730476

Not yet recruiting Disease control Sponsor: Minia University Source: ClinicalTrials.gov ↗

First seen Jul 28, 2026 · Last updated Jul 31, 2026 · Updated 2 times

Summary

This trial tests whether 3D-printed metal retainers (made from cobalt-chromium or titanium) work better than the standard twisted-wire retainer at keeping teeth from shifting after braces. Thirty-six adults who have just finished orthodontic treatment will receive one of the three retainer types and be followed for a year. Researchers will measure how well the teeth stay in place, how often the retainer breaks, and how it affects gum health.

What this could mean

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

Active substance: fixed dental retainers (conventional multistranded stainless steel, 3D-printed cobalt-chromium, and 3D-printed titanium)
What this could lead to: If 3D-printed retainers prove more durable or comfortable, they could become a new standard option for keeping teeth aligned after braces.
What could go wrong: This is a small, early-stage trial with only 36 participants, so results may not apply to everyone. 3D-printed retainers might break more often or cause more plaque buildup than conventional ones.

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Conditions

The condition(s) this trial relates to.

Malocclusion malocclusion due to protuberant upper front teeth

As listed by the trial registrant

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

MALOCCLUSION ORTHODONTIC RELAPSE

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