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Tuning implants: new study aims to sharpen hearing in noise

NCT ID NCT03877211

Knowledge-focused Sponsor: Hospices Civils de Lyon Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study looked at how different channels in a cochlear implant interact and affect a person's ability to understand speech in noisy settings. Researchers tested 28 adults—some with normal hearing and some with cochlear implants—using speech tests and sound masking measurements. The goal was to find a fast and accurate way to customize implant settings for each user, potentially improving their hearing in everyday noisy situations.

What this could mean

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

What this could lead to
If successful, this could lead to better customized cochlear implant settings that improve speech understanding in noisy environments.
What could go wrong
This is a small, completed study with only 28 participants. The methods tested may not translate into real-world benefits or be practical for routine clinical use.

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

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

28 people

The number who actually took part.

Started

Feb 2019

Finished

Feb 2021

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 60 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Fluent in French * Able to understand written instructions * Under French public medical insurance * Normal-hearing subjects only: * Adult between 18 and 50 years old * Without a remarkable otological medical history, for example: chronic otitis, trans-tympanic tubes and / or all ear surgeries; * Clear auditory canal and normal eardrum; * Average audiometric loss under 20 decibels Hearing Level (dB HL) * Cochlear implant users only: * Adult between 18 and 60 yo * Normal middle ear * Used the cochlear implant for more than a year * Wearing a device from the company Neurelec/Oticon Medical Exclusion Criteria: * Behavioral and/or neurological disorders * Proven psychological disorder * Use of psychotropic medication * People who experience migraine attacks on a regular basis * Use of ototoxic medication * Exposed to loud noises within the last 72 hours * Included in another clinical trial that uses medication

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Conditions

The condition(s) this trial relates to.

sensorineural hearing loss disorder

As listed by the trial registrant

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

Cochlear implants

Contacts and locations

Locations

  • ENT and Cervico-Facial Surgery Department, Hôpital Edouard Herriot

    Lyon, 69003, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.