Can gum surgery permanently fix a gummy smile?

NCT ID NCT07762482

Recruiting now Disease control Sponsor: University of Sao Paulo Source: ClinicalTrials.gov ↗

First seen Aug 13, 2026 · Last updated Aug 14, 2026 · Updated 1 time

Summary

This study looks at whether a type of gum surgery called esthetic crown-lengthening can provide lasting results for people with a gummy smile caused by altered passive eruption. Ten adults with excessive gingival display will undergo the procedure, which involves removing excess gum tissue and reshaping the underlying bone. Researchers will track changes in gum position, bone levels, and patient satisfaction for up to 12 months to see if the improvements hold.

What this could mean

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

Active substance: Esthetic crown-lengthening surgery (gingivectomy and osseous recontouring)
What this could lead to: If successful, this could establish a reliable surgical approach for correcting excessive gingival display, improving smile aesthetics and patient satisfaction.
What could go wrong: This is a small early-stage study with only 10 participants, so results may not apply broadly. Surgery carries risks like swelling, discomfort, or tissue changes that may not be stable over time.

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Conditions

The condition(s) this trial relates to.

gingival overgrowth

As listed by the trial registrant

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

ALTERED PASSIVE ERUPTION EXCESSIVE GINGIVAL DISPLAY

Contacts and locations

Locations

School of Dentistry of Ribeirão Preto, University of Sao Paulo
RECRUITING

Ribeirão Preto, São Paulo, 14040-904, Brazil

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