New study tests smarter cochlear implant tuning for clearer sound
NCT ID NCT05709223
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two different methods for programming cochlear implants in 17 adults with hearing loss. The goal was to see if a new, faster fitting method works as well as the standard one for understanding speech in quiet and noisy settings. Results will help improve how implants are tuned after surgery.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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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
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17 people
The number who actually took part.
- Started
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Mar 2023
- Finished
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Feb 2025
- Lead sponsor
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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
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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. Aged 18 years or older (no upper age limit). 2. Post-lingually deafened defined as severe or greater sensorineural hearing loss onset after the age of 2 years as reported by the subject 3. Unilaterally implanted with the CI600 Series (CI612, CI622, CI632) or CI500 series (CI512, CI522, CI532) cochlear implant. 4. Fluent speaker in the language used to assess speech perception performance, as determined by the investigator. 5. Willingness to participate in and comply with all requirements of the protocol. 6. Willing and able to provide written informed consent Exclusion Criteria: 1. Score below 3 on the screening subset of questions from the Mobile Device Proficiency Questionnaire. 2. Subject who will be programmed with an acoustic component in the implanted ear. 3. Pure tone average (average of unaided thresholds at 0.5, 1, 2 and 4 kHz) less than or equal to 30 dB HL and aided word score of more than 80% in the contralateral ear. 4. Diagnosis of auditory neuropathy. 5. Additional health factors, known to the investigator, that would prevent or restrict participation in the evaluations, including significant visual impairment and/or dexterity issues. 6. Unable or unwilling to comply with the requirements of the clinical investigation as determined by the Investigator. 7. Investigator site personnel directly affiliated with this study and/or their immediate families: immediate family is defined as a spouse, parent, child, or sibling. 8. Cochlear employees or employees of Contract Research Organizations or contractors engaged by Cochlear for the purposes of this investigation. 9. Current participation, or participation in another interventional clinical study/trial in the past 30 days, involving an investigational drug or device (unless the other investigation was/is a Cochlear sponsored investigation and determined by the investigator or Sponsor to not impact this investigation). -
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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.
Contacts and locations
Locations
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Cochlear Americas
Lone Tree, Colorado, 80124, United States
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Cochlear Sydney
Sydney, Sydney, 2113, Australia
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HEARnet
Carlton, Victoria, 3053, Australia
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Medizinische Hochschule Hannover (MHH)
Hanover, Hannover, 30625, Germany
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Other studies related to the condition(s) this trial covers.
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