Tiny study tests speech trick to improve sleep apnea mouthpieces

NCT ID NCT05553860

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

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This completed study tested two different methods for positioning a dental sleep appliance used to treat obstructive sleep apnea. Eleven adults each tried both a standard forward-jaw technique and a technique based on saying certain sounds. The goal was to see if the speech-based method worked as well at keeping the airway open during sleep.

What this could mean

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

Active substance: dental sleep appliance with speech positioning technique
What this could lead to: If successful, this could show that a speech-based technique works as well as the standard method for positioning sleep apnea appliances, potentially making them more comfortable.
What could go wrong: This is a very small, early study with only 11 participants. Results may not apply to everyone, and the technique may not manage sleep apnea as effectively as standard methods.

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.

obstructive sleep apnea syndrome

As listed by the trial registrant

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

OCCLUSAL SPLINTS SLEEP APNEA, OBSTRUCTIVE

Contacts and locations

Locations

University of Alberta

Edmonton, Alberta, T6G 2E1, Canada

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