Using air-polishing with erythritol to prevent gum inflammation and white spots during orthodontic treatment
Official title: Air-polishing With Erythritol on Prevalence of White Spot Lesions and Gingivitis During Orthodontic Treatment With Fixed Appliances: a Randomized Clinical Trial of 2-years Duration
Run by University of Geneva, Switzerland · NCT05989750 · Data updated 2026-11-12
This study is testing if using an air-polishing device with erythritol can help prevent gum inflammation and white spots in young people getting braces, compared to a regular cleaning method.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 12 Years to 16 Years |
| Sex | All |
| Enrollment | 60 (estimated) |
| Sponsor | University of Geneva, Switzerland Academic / other |
| Locations | 1 site (Geneva, Canton of Geneva) |
| Status | Recruiting |
| Started | September 11, 2023 |
| Main results expected | September 11, 2027 |
| Study ends | September 1, 2028 |
| Registry record updated | May 5, 2026 |
| Trial ID | NCT05989750 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are adolescents aged 12 to 16 who are about to begin fixed orthodontic treatment.
✕Probably not a fit
Patients with significant concomitant diseases, previous orthodontic treatment, or high plaque levels may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial evaluates the effectiveness of an air-polishing device using erythritol powder compared to the conventional ultrasonic scaler in preventing white spot lesions (WSLs) and gingivitis in young patients undergoing multi-bracketed fixed orthodontic treatment. The study involves 60 participants aged 12 to 16, who will be randomly assigned to receive either air-polishing or ultrasonic treatment during their orthodontic appointments over a period of two years. Clinical examinations and sample collections will occur at regular intervals to assess the prevalence of WSLs and gingivitis, as well as the antimicrobial efficacy against periodontal pathogens. The primary aim is to determine if air-polishing can serve as a viable monotherapy for these conditions.
Why it matters
Potential benefit: If successful, this approach could significantly reduce the incidence of white spot lesions and gingivitis in orthodontic patients, improving oral health outcomes.
How similar studies have gone: While the use of air-polishing in periodontal therapy has shown promise, this specific application during orthodontic treatment is novel and has not been extensively tested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Subjects about to undergo fixed orthodontic treatment will be invited to participate. * Age between 12 and 16 years only participants * Informed written consent obtained by the parents Exclusion Criteria: * Clinically significant concomitant disease states (e.g., renal failure, hepatic dysfunction, cardiovascular disease, etc.), * Known or suspected non-compliance, drug or alcohol abuse * Inability to follow the procedures of the investigation, e.g. due to language problems, psychological disorders, dementia, etc. of the subject * Participation in another investigation with an investigational drug or another MD within the 30 days preceding and during the present investigation * Previous enrolment into the current investigation * Enrolment of the PI, his/her family members, employees and other dependent persons * History of fixed orthodontic treatment * Defects on enamel on labial surfaces of the teeth * Untreated cavitated lesions * Plaque levels \>25% * Periodontitis * Multiple missing teeth * Cleft lip and/or palate or other craniofacial anomalies or syndromes * Patients taking any regular medication * Patients with asthmatic problems
Where it's running
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University of Geneva, University Clinics of Dental Medicine
Geneva, Canton of Geneva, Switzerland Recruiting
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.