Could 3D-Printed ear tips make hearing aids more comfortable?

NCT ID NCT07228845

Recruiting now Symptom relief Sponsor: University of Arizona Source: ClinicalTrials.gov ↗

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

Summary

This study compares 3D-printed ear tips to standard ones for hearing aids in 32 adults with hearing loss. Participants will try each type for a week and rate comfort, sound quality, and fit. Researchers will also measure production time and cost to see if 3D printing is a practical alternative.

What this could mean

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

Active substance: 3D-printed ear tips
What this could lead to: If successful, this could lead to more comfortable and affordable hearing aid fittings using 3D printing technology.
What could go wrong: This is a small, early-stage study with only 32 participants, so results may not apply to everyone. The ear tips are custom-made, which could limit widespread use.

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.

hearing loss disorder sensorineural hearing loss disorder

As listed by the trial registrant

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

3D PRINTING HEARING AIDS HEARING LOSS, BILATERAL SENSORINEURAL

Contacts and locations

Locations

The University of Arizona Hearing Clinic
RECRUITING

Tucson, Arizona, 85721, United States

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