Light therapy may ease pain and protect roots during braces

NCT ID NCT06199674

Ongoing Symptom relief Sponsor: The University of Hong Kong Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether using a portable light device (photobiomodulation) at home for 8 minutes daily can reduce pain, root damage, and improve gum health in adults getting braces. Fifty patients aged 18–35 who need premolar extractions will use the device alongside standard braces. Researchers will measure root changes, pain levels, and dental bacteria over time.

What this could mean

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

Active substance: photobiomodulation therapy (a portable light device used daily at home)
What this could lead to: If it works, this could offer a simple, at-home way to reduce pain and root damage during orthodontic treatment.
What could go wrong: This is a small, early-stage study with only 50 participants. The device may not provide significant benefits over standard care, and results may not apply to all orthodontic patients.

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Conditions

The condition(s) this trial relates to.

root resorption

As listed by the trial registrant

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

ORTHODONTICS ROOT RESORPTION

Contacts and locations

Locations

The University of Hong Kong

Hong Kong, Hong Kong, Hong Kong

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