Do dental implant cleanings shed titanium? scientists measure metal particles in four treatment methods
NCT ID NCT07811921
First seen Sep 10, 2026 · Last updated Sep 11, 2026 · Updated 1 time
Summary
Peri-implantitis is an infection around a dental implant that can damage the surrounding bone. Researchers are comparing four non-surgical cleaning methods, including mechanical debridement with titanium curettes, in 70 implants, 56 with peri-implantitis and 14 healthy controls. They will measure clinical signs of healing and use a sensitive lab technique to track titanium and other metal particles released into the fluid around the implants. The goal is to see which cleaning approach controls infection while releasing the fewest metal particles.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Mechanical debridement with titanium curettes
- What this could lead to
- If one cleaning method releases fewer metal particles while still reducing infection, dentists could choose it to protect both the implant and the surrounding bone.
- What could go wrong
- This is a small, short study of 70 implants followed for six weeks. It can show which method releases fewer particles, but it cannot prove long-term implant survival or rule out other sources of metal in the mouth.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 70 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Oct 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Being systemically healthy and older than 18 years of age. * Having implants diagnosed with peri-implantitis according to the 2017 World Workshop criteria (probing depth ≥ 5 mm, bleeding on probing positive, radiographic bone loss \> 2 mm). * Dental implants being in function in the oral cavity for at least 1 year. Exclusion Criteria: * Having received systemic antibiotic therapy within the past 3 months. * Having previously received peri-implantitis treatment at the relevant implant site. * Being pregnant or lactating.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
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Other studies related to the condition(s) this trial covers.
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