Vestibular Function After Cochlear Implantation Using Soft Surgery Techniques



Status:Completed
Healthy:No
Age Range:18 - Any
Updated:11/17/2018
Start Date:April 2015
End Date:October 1, 2018

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This study will measure the effects of soft surgical techniques on vestibular function and
quality of life in patients pre- and post-cochlear implant (CI) surgery. Additionally, the
investigators will attempt to systematically evaluate the utility of different
electrophysiological measures of vestibular system function in surgical ears.

Vestibular system function in CI patients will be evaluated pre-surgically and twice
post-surgically, at 3 months and again at 1 year post-surgery. Traditional test techniques -
such as VNG, rotational testing, and air conduction VEMPs - will be compared to and
cross-checked with newer techniques including video head impulse testing (vHIT) and bone
conduction VEMPs.

Design & Procedures: The current standard of care for CI patients includes a pre-op
evaluation of the vestibular system. For this study, the investigators will compare subjects'
routine pre-op test results to two additional post-op assessments performed for study
purposes: one in the short term (~3 months post-op) and one in the long-term (~1 year
post-op).

Inclusion Criteria:

- > 18 years of age

- Only patients implanted with the MED-EL CI device within the last 90 days will be
eligible for this study.

Exclusion Criteria:

- Patients < 18 years of age

- Patients implanted with a cochlear implant device other than MED-El CI
We found this trial at
1
site
2301 Erwin Rd
Durham, North Carolina 27710
919-684-8111
Principal Investigator: Erin Piker, AuD, PhD
Phone: 919-684-1732
Duke Univ Med Ctr As a world-class academic and health care system, Duke Medicine strives...
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Durham, NC
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