New 3D-Printed stent could banish gummy smiles for good

NCT ID NCT06991699

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study tested a custom-made PEEK stent to reduce a gummy smile in 10 healthy adults. The stent was designed using 3D scans and placed under the upper lip during a minor surgical procedure. Researchers measured how much gum showed and how satisfied patients were.

What this could mean

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

Active substance
Milled PEEK stent
What this could lead to
If successful, this could offer a new, precise surgical option for people bothered by a gummy smile.
What could go wrong
This is a very small, early study with only 10 participants. Results may not apply to everyone, and long-term safety or effectiveness is not yet known.

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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

  • Faculty of Dentistry, Alexandria University

    Alexandria, Egypt

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