Using laser and air polishing for treating gum disease

Combined Application of Er:YAG Laser and Sub-gingival Air Polishing Powder in Treatment of Periodontitis: A Split-mouth, Randomized Controlled Trial

NA · Beijing Chao Yang Hospital · NCT06574802

This study tests if using a laser along with air polishing can help people with gum disease feel better compared to just using the laser alone.

Quick facts

PhaseNA
Study typeInterventional
Enrollment60 (estimated)
Ages35 Years to 65 Years
SexAll
SponsorBeijing Chao Yang Hospital (other)
Locations1 site (Beijing, Beijing Municipality)
Trial IDNCT06574802 on ClinicalTrials.gov

What this trial studies

This study investigates the effectiveness of combining Er:YAG laser treatment with sub-gingival air polishing in patients with generalized stage II or III periodontitis. It employs a split-mouth design where two quadrants of the mouth are treated differently: one with the combined approach and the other with laser treatment alone. Clinical evaluations will be conducted at multiple time points over two years to assess the outcomes of both treatment methods in a Chinese population.

Who should consider this trial

Good fit: Ideal candidates are individuals aged 35-65 with generalized stage II or III periodontitis and a minimum of 20 teeth.

Not a fit: Patients who are pregnant, have diabetes, or have received recent periodontal treatment may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could enhance the effectiveness of periodontal treatment and improve patient outcomes in managing gum disease.

How similar studies have performed: While there have been studies on laser treatments for periodontal disease, the specific combination of Er:YAG laser and air polishing is relatively novel and has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 1\) aged 35-65 years old, in good systemic healthy;
* 2\) clinically diagnosed with generalized stage Ⅱ or stage Ⅲ periodontitis;
* 3\) a minimum of 20 teeth

Exclusion Criteria:

* 1\) pregnancy or recent pregnancy plans;
* 2\) had received periodontal treatment within the previous 6 months;
* 3\) taken antibiotics within the previous 3 months;
* 4\) had diabetes;
* 5\) obvious malocclusion, history of orthodontic treatment, or a habit of mouth breathing.

Where this trial is running

Beijing, Beijing Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Periodontitis, generalized, stage Ⅱ or stage Ⅲ

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.