Clinical Study of Cochlear Implants in Adults With Asymmetrical Hearing Loss
Launched by WASHINGTON UNIVERSITY SCHOOL OF MEDICINE · Dec 4, 2013
Trial Information
Current as of May 22, 2025
Completed
Keywords
ClinConnect Summary
Multichannel cochlear implants have been highly successful in restoring speech understanding in adults and children who have congenital or acquired bilateral profound or severe-to-profound sensorineural (permanent) hearing loss. As implant technology has continued to develop and post-implant performance of patients has improved, the patient selection criteria has broadened to include patients with less severe hearing loss. Further, results from studies where patients received bilateral cochlear implants have demonstrated not only improved performance but the feasibility of integrating signa...
Gender
ALL
Eligibility criteria
- Inclusion Criteria:
- • 18 years of age or older at time of surgery
- • The poorer ear (implant ear) will have a severe-to-profound hearing loss and meet current cochlear implant candidacy criteria.
- • The better ear (contralateral ear) will have hearing levels less than current cochlear implant candidacy criteria and stable/non-fluctuating hearing levels for at least the previous year
- • Normal/patent cochlear anatomy
- • Fluent in English
- • Desire to have more functional binaural hearing and willingness to comply with all of the study requirements
- Exclusion Criteria:
- • Medical or psychological conditions that contraindicate undergoing surgery
- • Additional handicaps that would prevent or restrict participation in the audiological evaluations
- • Ossification or any other cochlear anomaly that might prevent complete insertion of the electrode array
- • Hearing loss of neural or central origin, including auditory neuropathy
- • Chronic and severe tinnitus in the ear to be implanted
- • Unwillingness or inability to comply with all investigational requirements
About Washington University School Of Medicine
Washington University School of Medicine is a leading academic medical institution renowned for its commitment to advancing healthcare through innovative research, education, and patient care. With a strong emphasis on translating scientific discoveries into practical applications, the institution conducts a diverse array of clinical trials aimed at improving treatment outcomes and enhancing the understanding of various medical conditions. Its collaborative environment fosters partnerships between researchers, clinicians, and community stakeholders, ensuring that the trials not only contribute to scientific knowledge but also address the pressing health needs of diverse populations.
Contacts
Jennifer Cobb
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Locations
Saint Louis, Missouri, United States
Patients applied
Trial Officials
Jill B Firszt, PhD
Principal Investigator
Washington University School of Medicine in St. Louis
Timeline
First submit
Trial launched
Trial updated
Estimated completion
Not reported
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