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Related Experiment Video

Updated: Jun 8, 2026

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

Auditory results from cochlear implants in elderly people.

Valéria Oyanguren1, Maria Valéria Goffi Gomes, Robinson Koji Tsuji

  • 1Cochlear implant group, Clinical Hospital, Medical School, Sao Paulo University .

Brazilian Journal of Otorhinolaryngology
|September 14, 2010
PubMed
Summary

Cochlear implants significantly improve hearing in elderly individuals with severe hearing loss, enhancing speech understanding and telephone conversation abilities. This technology offers a vital solution for an aging population experiencing profound auditory challenges.

Related Concept Videos

The Cochlea01:13

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.

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Area of Science:

  • Audiology
  • Gerontology
  • Biomedical Engineering

Background:

  • Brazil's elderly population increased by 47.8% in the last decade.
  • Severe to profound hearing loss affects a portion of this demographic, rendering conventional hearing aids ineffective.
  • Cochlear implantation is a necessary intervention for eligible elderly individuals.

Purpose of the Study:

  • To evaluate the efficacy of cochlear implants in elderly patients.
  • To compare auditory thresholds and speech discrimination before and after cochlear implantation.
  • To assess the impact of cochlear implants on telephone conversation ability in older adults.

Main Methods:

  • Retrospective cohort study design.
  • Analysis of medical records for patients aged over 60 years.

Related Experiment Videos

Last Updated: Jun 8, 2026

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

  • Inclusion criteria: cochlear implant users for at least one year.

    • Main Results:

    • Mean pure tone thresholds pre-implantation were 113dBHL.
    • Post-implantation, mean sound field thresholds improved to 34dBHL.
    • Open-set sentence recognition improved to 93.57%, with 71% able to converse on the telephone.

    Conclusions:

    • Cochlear implants provide significant auditory benefits for elderly users.
    • The study demonstrates marked improvements in speech understanding and telephone communication.
    • Cochlear implantation is an effective solution for age-related severe hearing loss.