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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.

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Related Experiment Video

Updated: Jun 15, 2026

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode

Published on: October 11, 2024

Cochlear stenting: how I do it.

Milind V Kirtane¹, Yogesh I More, Gauri Mankekar

¹P D Hinduja Hospital, Mumbai, India.

European Archives of Oto-Rhino-Laryngology : Official Journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : Affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery

|March 10, 2010

Summary

This summary is machine-generated.

Post-meningitis hearing loss cases with ossifying cochleas can be treated with cochlear implants. Stenting the cochlear lumen preserves space for electrode insertion, improving auditory performance.

Related Experiment Videos

Last Updated: Jun 15, 2026

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode

Enhanced Cochlear Coverage and Hearing Preservation in High-Frequency Hearing Loss via Electric Acoustic Stimulation with Longer Electrode

Published on: October 11, 2024

Area of Science:

Otolaryngology
Neurosurgery
Biomedical Engineering

Background:

Post-meningitis sensorineural hearing loss often leads to progressive labyrinthine ossification.
Early cochlear implantation is crucial for managing hearing loss in these cases.
Financial constraints can delay cochlear implant procedures in certain regions.

Observation:

A case study involving a 1-year-old child with post-meningitis bilateral profound sensorineural hearing loss.
Imaging revealed early cochlear ossification, necessitating a novel approach.
The patient underwent cochlear implantation at a tertiary referral center.

Findings:

A customized sterile electrode stent was used to maintain cochlear lumen patency in the ossifying cochlea.
The stent prevented scalar occlusion, allowing for complete functional electrode insertion.
Auditory performance improved significantly, with the Categories of Auditory Performance score increasing from 1 to 6 within 15 months.

Implications:

Cochlear lumen stenting is an effective technique for managing progressive labyrinthine ossification.
This method ensures successful cochlear implant electrode insertion in delayed cases.
It offers a viable solution for patients facing financial challenges in accessing timely treatment.