20-Year study reveals which gum surgery lasts longest for implant infections

NCT ID NCT06648564

ENROLLING_BY_INVITATION Knowledge-focused Sponsor: Kristianstad University Source: ClinicalTrials.gov ↗

First seen Jun 29, 2026 · Last updated Jun 30, 2026 · Updated 1 time

Summary

This study examines people who had surgery for peri-implantitis—a serious gum infection around dental implants—20 to 25 years ago. Researchers compare two surgical methods: using a bone substitute alone versus combining it with a resorbable membrane. By checking bone levels, pocket depths, and signs of infection, the study aims to see which approach holds up better over decades.

What this could mean

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

Active substance: bone graft substitute with or without resorbable membrane
What this could lead to: If successful, this could help dentists choose the best surgical technique for treating peri-implantitis, potentially improving long-term implant survival.
What could go wrong: This is a small observational study with only 20 participants, so results may not apply to everyone. It looks back at past treatments, so it cannot prove one technique is better than the other.

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.

Peri-Implantitis

As listed by the trial registrant

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

PERI IMPLANTITIS

Contacts and locations

Locations

Kristianstad Univeristy

Kristianstad, 29893, Sweden

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