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New hearing aid tech aims to unmuffle whispered conversations

NCT ID NCT07388784

Symptom relief Sponsor: Sebastian Griepentrog 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
The trial has finished. Results may not be published yet.
Stopped early This study
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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jul 28, 2026 · Updated 2 times

Summary

This study tests a new way for hearing aids to process soft sounds, aiming to make quiet speech clearer. Sixteen adults with hearing loss will try two different hearing aid settings in a lab and rate which one sounds more natural and understandable. The goal is to improve hearing aid design for better everyday listening.

What this could mean

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

Active substance
Hearing aid with modified gain precalculation
What this could lead to
If successful, this could lead to hearing aids that make soft speech clearer and more natural for users.
What could go wrong
This is a small, early-stage study with only 16 participants, so results may not apply to everyone. It focuses on short-term lab tests, not real-world 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

14 people

The number who actually took part.

Started

Apr 2026

Finished

Jul 2026

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

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

Ages

18 to 99 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Hearing impaired adult at a minimum age of 18 years * Good written and spoken german skills * Ability to fill in a questionnaire concientiously * Ability to produce a reliable hearing test result * Ability to describe listening impressions / experiences * Audiogram is in the fitting range of the hearing aids Exclusion Criteria: * Unaidable hearing loss in one or both ears * Auricle deformities that prevent secure placement of the investigational device * Acute tinnitus in one or both ears * Unwillingness to test the investigational device * Asymmetrical hearing loss * Hypersensitivity or allergy against synthetic materials * Symptoms of vertigo or dizziness * Suffering from any otologic disease

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Conditions

The condition(s) this trial relates to.

hearing loss disorder

As listed by the trial registrant

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

Hearing loss

Contacts and locations

Locations

  • Sonova AG

    Stäfa, 8712, Switzerland

More trials for these conditions

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