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Related Experiment Videos

Open-set speech perception in congenitally deaf children using cochlear implants

S B Waltzman1, N L Cohen, R H Gomolin

  • 1Department of Otolaryngology, New York University School of Medicine, NY 10016, USA.

The American Journal of Otology
|May 1, 1997
PubMed
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Multichannel cochlear implants significantly improve speech recognition in congenitally deaf children implanted before age five. Most children achieve usable open-set speech perception and rely on oral language for communication.

Area of Science:

  • Pediatric audiology
  • Neuroscience of hearing
  • Medical device technology

Background:

  • Congenital deafness presents significant challenges to speech and language development.
  • Early intervention is crucial for maximizing outcomes in deaf children.
  • Cochlear implantation is a primary treatment for profound hearing loss.

Purpose of the Study:

  • To evaluate the development of open-set speech recognition in children with congenital profound deafness.
  • To assess the efficacy of Nucleus multichannel cochlear implants in young children (< 5 years).
  • To document speech perception outcomes in relation to age at implantation.

Main Methods:

  • A cohort of 38 children with congenital profound deafness implanted with Nucleus multichannel cochlear implants before age 5.

Related Experiment Videos

  • Longitudinal follow-up at NYU Medical Center for 1-5 years post-implantation.
  • Preoperative and postoperative speech perception assessments using standardized tests (GASP, PBK, Common Phrases, NNL, LNT).

    • Main Results:

    • All implanted children demonstrated significant open-set speech recognition postoperatively.
    • Thirty-seven of 38 children utilized oral language as their primary communication method.
    • Correlation analyses indicated a relationship between speech recognition scores and age at implantation.

    Conclusions:

    • Nucleus multichannel cochlear implants are effective in developing significant and usable open-set speech perception.
    • Early cochlear implantation (< 5 years) in congenitally deaf children yields substantial communication benefits.
    • This technology supports oral language development as the primary mode of communication.