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Related Concept Videos

The Cochlea01:13

The Cochlea

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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.
48.3K

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Related Experiment Video

Updated: Nov 10, 2025

Robotic Cochlear Implantation for Direct Cochlear Access
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Robotic Cochlear Implantation for Direct Cochlear Access

Published on: June 16, 2022

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Bilateral cochlear implantation.

Anandhan Dhanasingh1, Ingeborg Hochmair1

  • 1MED-EL Elektromedizinische Geraete Gesellschaft m.b.H., Innsbruck, Austria.

Acta Oto-Laryngologica
|April 5, 2021
PubMed
Summary
This summary is machine-generated.

Bilateral cochlear implants (CI) restore binaural hearing, enabling users to benefit from sound cues in noisy environments. Translational research has advanced bilateral CI technology, making it a standard care option for improved hearing and language development.

Keywords:
Binaural hearingsequential bilateral CIsimultaneous bilateral CIsound localization

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Area of Science:

  • Audiology and Otolaryngology
  • Biomedical Engineering
  • Translational Research

Background:

  • Binaural hearing provides significant advantages in sound localization and speech intelligibility, particularly in noisy settings.
  • Single-sided deafness (SSD) and unilateral cochlear implant (CI) users are deprived of these binaural benefits.
  • The development of bilateral CI technology aims to restore binaural hearing for individuals with hearing loss in both ears.

Observation:

  • Translational research into bilateral CIs began in 1998, involving collaborations with MED-EL.
  • Numerous clinical studies have been conducted globally, contributing to the advancement of bilateral CI technology.
  • Bilateral CI implantation is increasingly recognized as the standard of care in many healthcare systems.

Findings:

  • Bilateral CI implantation has become a widely adopted clinical practice, with established reimbursement pathways.
  • Children are prioritized for bilateral CI implantation due to the positive impact on language development.
  • Simultaneous bilateral CI surgery is often performed, especially in pediatric cases.

Implications:

  • Bilateral CIs offer a viable solution for individuals unable to benefit from monaural hearing aids or unilateral CIs.
  • The widespread clinical adoption of bilateral CIs signifies a major advancement in hearing restoration technology.
  • Continued research and development in bilateral CI technology promise further improvements in auditory rehabilitation and patient outcomes.