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Braces for better breathing? study tests if jaw realignment opens airways in children

NCT ID NCT04190953

Recruiting now Knowledge-focused Sponsor: University of Alberta Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at whether orthodontic treatments like Twin Block and Hyrax appliances can improve breathing in children aged 8-14 with small jaws and narrow upper airways. Researchers will use 3D scans to measure changes in airway shape and airflow. The goal is to understand if correcting jaw alignment can reduce breathing effort, not to treat a disease directly.

What this could mean

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

Active substance
Orthodontic appliances (Twin Block and Hyrax)
What this could lead to
If successful, this could show that common orthodontic treatments may also improve breathing in children with certain jaw and airway problems.
What could go wrong
This is an early observational study, not a treatment trial. It measures airflow changes, not health outcomes, so real-world breathing benefits are uncertain.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Apnea Binder syndrome metaphyseal dysplasia-maxillary hypoplasia-brachydacty syndrome Micrognathism Nasal Obstruction Retrognathia sleep apnea syndrome

As listed by the trial registrant

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

AIRWAY OBSTRUCTION, NASAL APNEA MANDIBLE SMALL MAXILLARY HYPOPLASIA

Contacts and locations

Locations

  • University of Alberta

    RECRUITING

    Edmonton, Alberta, T6G 2R3, Canada

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