Using ozone to enhance the effectiveness of dental sealants
Official title: The Effect of Ozone Application Before Fissure Sealants: a Split Mouth Randomized Controlled Trial
Run by IRCCS Burlo Garofolo · NCT04040920 · Data updated 2026-11-12
This study is testing if using ozone on teeth before putting on sealants can help keep those sealants working longer to prevent cavities.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 6 Years to 16 Years |
| Sex | All |
| Enrollment | 67 (estimated) |
| Sponsor | IRCCS Burlo Garofolo Academic / other |
| Locations | 1 site (Trieste, Trieste) |
| Status | Recruiting |
| Started | June 17, 2019 |
| Main results expected | December 31, 2026 |
| Study ends | December 31, 2026 |
| Registry record updated | May 16, 2025 |
| Trial ID | NCT04040920 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are children or adolescents with first or second secondary molars that are suitable for sealing and in good general health.
✕Probably not a fit
Patients with latex allergies, severe neurological conditions, or specific enamel disorders 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 study investigates the application of ozone on first or second secondary molars before the placement of pits and fissure sealants. The goal is to determine if ozone, known for its bactericidal properties and ability to remineralize enamel, can prolong the effectiveness of sealants in preventing dental caries. Participants will undergo a procedure where ozone is applied to their teeth, followed by the sealing process. The study aims to assess the long-term benefits of this combined approach in dental care.
Why it matters
Potential benefit: If successful, this approach could significantly reduce the incidence of dental caries in children and adolescents by enhancing the longevity of sealants.
How similar studies have gone: While the use of ozone in dental treatments has been explored, this specific approach of combining ozone application with sealants is relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * first or second secondary molars to be sealed * possibility to isolate with rubber dam both the teeth involved * no clear signs of pigmentations * good general health Exclusion Criteria: * latex allergy * epilepsy or other severe neurological pathologies * psychiatric disease * excessive sensibility to electrical current * severe asthma * enamel disorders, such as amelogenesis imperfect, white spots, fluorosis or Molar Incisors Hypomineralization
Where it's running
-
Institute for Maternal and Child Health - IRCCS Burlo Garofolo-
Trieste, Trieste, Italy Recruiting
Study contacts
- Principal investigator: Maddalena Chermetz, DDS,MSc — IRCCS Burlo Garofolo
- Study coordinator: Milena Cadenaro, DDS,MSc,PhD
- Email: milena.cadenaro@burlo.trieste.it
- Phone: +390403785358
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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.