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Published on: January 9, 2019
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Cochlear implants and other inner ear prostheses: today and tomorrow
1Oregon Health & Science University, Otolaryngology, Oregon Health & Science University, 3181 SW Sam Jackson Park Road, Mailcode NRC04, OHSU, Portland 97239, United States.
Current Opinion in Physiology
|September 9, 2020
Summary
Cochlear implants (CIs) improve hearing but have variable outcomes, especially in noise. Innovations focus on neural health and plasticity to enhance future auditory prostheses for deaf individuals.
Area of Science:
- Auditory Neuroscience
- Biomedical Engineering
- Otolaryngology
Background:
- Cochlear implants (CIs) provide sound access to deaf individuals via electrical nerve stimulation.
- While successful, CI outcomes vary, with speech-in-noise recognition remaining a significant challenge.
Purpose of the Study:
- To review factors contributing to variable CI outcomes.
- To discuss innovations in neural health preservation, regeneration, and other inner ear prostheses.
- To explore the role of central auditory plasticity in improving hearing restoration.
Main Methods:
- Literature review of factors influencing CI efficacy.
- Analysis of recent innovations in neural preservation and regeneration techniques.
- Discussion of emerging research on central auditory plasticity.
Main Results:
- Variability in CI outcomes is linked to factors affecting neural health and processing.
- Innovations in neural preservation and regeneration show promise for improved CI function.
- Central auditory plasticity plays a crucial role in adapting to and benefiting from CIs.
Conclusions:
- Addressing neural health and leveraging central plasticity are key to advancing CI technology.
- Future generations of CIs and inner ear prostheses will benefit from these integrated approaches.
- Improved speech perception in noise is a primary goal for next-generation auditory prostheses.
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