New device may save hearing options after brain tumor removal
NCT ID NCT03261726
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study was designed to see if a small device placed in the inner ear during acoustic neuroma surgery can keep the cochlea from filling with scar tissue. If successful, patients who lose hearing from the surgery could still get a cochlear implant later. The study was withdrawn before enrolling any participants, so no results are available.
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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.
- Started
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Aug 2017
- Finished
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Mar 2021
- Lead sponsor
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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
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * patients of all ages with unilateral or bilateral acoustic neuromas who face loss of hearing in 1 ear from surgical removal via a translabyrinthine approach. * patients do not meet criteria for conventional cochlear implantation or auditory brainstem implantation. * tumor removal must allow preservation of the auditory division of the VIIIth cranial nerve. * the patient must be willing to undergo preoperative S pneumococcus immunization protocol recommended by the US CDC immunization recommendations for cochlear implant patients. Exclusion Criteria: * inability to preserve the auditory division of the VIIIth cranial nerve during tumor removal ossification or fibrosis of the cochlea found on preoperative imaging (CT or MRI) that precludes cochlear implantation. * active middle ear disease.
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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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The Michigan Ear Institute
Farmington Hills, Michigan, 48334, United States
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Other studies related to the condition(s) this trial covers.
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