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Electric ear test: can zaps help the deaf hear?

NCT ID NCT07402941

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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 Results may not be published yet.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
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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026

Summary

This study tests if adults having awake ear surgery can hear short electrical pulses applied to a part of the inner ear. Researchers want to see if people can tell different frequencies apart. The results could help design better hearing implants. About 18 participants will be involved.

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

About 18 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jun 2025

Expected to finish

Jul 2026

An estimate. End dates often move.

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 years and older

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: 1. Individual is ≥ 18 years old at the time of consent. 2. Individual is scheduled for awake ear surgery that will expose the middle ear (subannular tympanostomy tube placement, tympanoplasty, stapes surgery). 3. Individual is willing to complete intraoperative assessments of promontory stimulation. Exclusion Criteria: 1. Individual has had severe-to-profound hearing loss for more than 30 years. 2. Individual has congenital hearing loss (for the purpose of this study, onset prior to 2 years of age) 3. Ear canal will not accommodate a speculum with minimum outer diameter (OD) of 4.0 mm or other anatomic challenges present as determined by the study investigator 4. Hearing loss or auditory processing disorder of neural or central origin 5. Active middle ear infection 6. History of cholesteatoma treated within the past 2 years 7. Ossification of the cochlear or other previously identified cochlear anomaly 8. Prior major head trauma (stroke, hemorrhage, traumatic brain injury) within past 2 years 9. Contralateral presence of cochlear implant 10. Individual is pregnant. 11. Individual is unable or unwilling to complete training for qualitative evaluation of promontory electrical stimulation. 12. A disability that could interfere with intraoperative evaluations as determined by study investigator. 13. Profound tinnitus 14. History of vertigo that would interfere with the planned investigation as determined by the principal investigator

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The places running it

    1 site. The list below names each one and where it is.

  3. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  4. A doctor treating you

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Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

Locations

  • Cleveland Clinic

    RECRUITING

    Cleveland, Ohio, 44195, United States

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