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Effectiveness Comparison of 3D-Printed and Conventional Ear Tip Comfort in Individuals With Hearing in the Normal Range

RecruitingNAAges 18 Years - 89 YearsAllUniversity of Arizona
NCT07216937 on ClinicalTrials.gov ↗
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In plain words

What the trial is, and whether it could suit you

Access to affordable and timely hearing healthcare remains a major challenge for many individuals, partly due to the high cost and long turnaround time. This study will explore whether 3D-printed ear tips perform as well as or better than standard ear tips in terms of sound quality, comfort, and fit. It will also compare how long each method takes to make and how much each costs.

Sign in to get the eligibility rules as simple questions to take to your doctor.

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📋 Eligibility rules (as published)
Inclusion Criteria: * Normal hearing thresholds (\<25 dB HL) at octave frequencies from 250-8000Hz. * Normal otoscopy: patent ear canals with normal appearing eardrums and aerated middle ear, bilaterally. * English speaking. Exclusion Criteria: * history of extensive or current outer or middle ear pathology. * history of extensive outer or middle ear surgery. * history of neurological or cognitive disorder.
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What it tests

  • BTE hearing aid with compatible earmolds
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Where

1 site
The University of Arizona Hearing Clinic
Tucson, United States
🤝 Taking part is your choice, and you can leave at any time. Only the trial team can confirm you are eligible — always decide together with your own doctor.
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