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Pediatric performance with the Nucleus 22-channel cochlear implant system.
S J Staller1, A L Beiter, J A Brimacombe
1Cochlear Corporation, Englewood, CO 80112.
The American Journal of Otology
|January 1, 1991
Summary
Pediatric cochlear implant (Nucleus multichannel cochlear implant) use significantly benefits children with hearing loss across various auditory skills. Early and pre-lingual deafness may impact performance, but long-term improvements are possible.
Area of Science:
- Audiology
- Pediatric Otolaryngology
- Neuroscience
Background:
- Cochlear implants are vital for pediatric hearing rehabilitation.
- Assessing long-term benefits in children is crucial for understanding device efficacy.
Purpose of the Study:
- To evaluate the clinical and statistical benefits of the Nucleus multichannel cochlear implant in pediatric subjects after 12 months of use.
- To identify factors influencing performance, such as age at deafness onset and duration of deafness.
Main Methods:
- Retrospective analysis of 80 pediatric subjects with 12 months of cochlear implant experience.
- Assessment of auditory skills using suprasegmental, closed-set, and open-set tests.
- Evaluation of lipreading performance with and without implant-provided sound.
Main Results:
- Significant improvements were observed in 66% (prosodic), 63% (closed-set), and 46% (open-set) of subjects.
- 49% of subjects showed improved lipreading ability when combined with implant sound.
- Early or prolonged deafness correlated with lower performance on complex auditory tasks.
Conclusions:
- The Nucleus multichannel cochlear implant provides significant benefits for pediatric users across diverse auditory abilities.
- While early-onset or long-duration deafness may present challenges, continued use suggests potential for long-term performance gains, reducing disparities.