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Related Experiment Videos

Results for two children using a multiple-electrode intracochlear implant.

P A Busby1, Y C Tong, S A Roberts

  • 1Department of Otolaryngology, University of Melbourne, Parkville, Victoria, Australia.

The Journal of the Acoustical Society of America
|December 1, 1989
PubMed
Summary
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Cochlear implantation significantly improved speech perception, production, and language skills in two pediatric patients. Post-operative assessments showed notable gains across all evaluated areas, demonstrating the device

Area of Science:

  • Audiology and Speech-Language Pathology
  • Pediatric Medicine
  • Biomedical Engineering

Background:

  • Cochlear implants are advanced neuroprosthetic devices designed to restore hearing in individuals with severe to profound sensorineural hearing loss.
  • Assessing the impact of cochlear implantation on comprehensive communication abilities in pediatric populations is crucial for understanding device efficacy.
  • The Nucleus multiple-electrode cochlear implant represents a significant technological advancement in auditory rehabilitation.

Purpose of the Study:

  • To evaluate the effects of Nucleus multiple-electrode cochlear implant use on speech perception, speech production, and language skills in pediatric patients.
  • To compare pre-operative and post-operative performance metrics to quantify improvements over time.
  • To investigate changes in auditory-alone and auditory-visual conditions for speech perception tasks.

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Main Methods:

  • Longitudinal study design involving pre- and post-operative assessments.
  • Utilized the Nucleus multiple-electrode cochlear implant in two pediatric patients (ages 5 and 10 at surgery).
  • Administered standardized tests measuring speech perception (closed-set, open-set), speech production, and language skills.

Main Results:

  • Significant improvements in post-operative speech perception were observed in both patients compared to pre-operative levels.
  • Both patients demonstrated enhanced speech production abilities following cochlear implant surgery.
  • Language skills showed marked improvement across all measures in the post-operative period for both children.
  • The older patient exhibited improved auditory-visual speech perception, indicating enhanced integration of auditory and visual cues.

Conclusions:

  • The Nucleus multiple-electrode cochlear implant facilitates substantial gains in speech perception, production, and language development in pediatric users.
  • Early and consistent use of cochlear implants can lead to significant functional communication improvements.
  • Cochlear implantation is an effective intervention for enhancing overall communication abilities in children with hearing loss.