Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

The Cochlea

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.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Binaural audio frontend processing for cochlear implants inspired by the medial olivocochlear reflex.

Frontiers in neuroscience·2025

Same author

A Wearable Research System for Combined Cochleo-Vestibular Stimulation.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society·2025

Same author

Similar performance in sound localisation with unsynchronised and synchronised automatic gain controls in bilateral cochlear implant recipients.

International journal of audiology·2024

Same author

Masked Speech Perception with Bone Conduction Device, Contralateral Routing of Signals Hearing Aid, and Cochlear Implant Use in Adults with Single-Sided Deafness: A Prospective Hearing Device Comparison using a Unified Testing Framework.

Audiology & neuro-otology·2024

Same author

Speech Perception With Novel Stimulation Strategies for CombinedCochleo-Vestibular Systems.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society·2021

Same author

A state-of-the-art implementation of a binaural cochlear-implant sound coding strategy inspired by the medial olivocochlear reflex.

Hearing research·2021

Search research articles

Related Experiment Video

Updated: Jul 4, 2026

Behavioral Determination of Stimulus Pair Discrimination of Auditory Acoustic and Electrical Stimuli Using a Classical Conditioning and Heart-rate Approach

Behavioral Determination of Stimulus Pair Discrimination of Auditory Acoustic and Electrical Stimuli Using a Classical Conditioning and Heart-rate Approach

Published on: June 6, 2012

Simultaneous intracochlear stimulation based on channel interaction compensation: analysis and first results.

Clemens M Zierhofer¹, Reinhold Schatzer

¹C. Doppler Laboratory for Active Implantable Systems, Institute of Ion Physics and Applied Physics, University of Innsbruck, A-6020 Innsbruck, Austria. clemens.zierhofer@uibk.ac.at

IEEE Transactions on Bio-Medical Engineering

|July 4, 2008

Summary

This study introduces a new simultaneous electric stimulation method for the acoustic nerve. This approach achieves comparable speech perception to sequential methods, potentially increasing pulse rates for better hearing implant function.

More Related Videos

Optogenetic Stimulation of the Auditory Nerve

Optogenetic Stimulation of the Auditory Nerve

Published on: October 8, 2014

Related Experiment Videos

Last Updated: Jul 4, 2026

Behavioral Determination of Stimulus Pair Discrimination of Auditory Acoustic and Electrical Stimuli Using a Classical Conditioning and Heart-rate Approach

Behavioral Determination of Stimulus Pair Discrimination of Auditory Acoustic and Electrical Stimuli Using a Classical Conditioning and Heart-rate Approach

Published on: June 6, 2012

Optogenetic Stimulation of the Auditory Nerve

Optogenetic Stimulation of the Auditory Nerve

Published on: October 8, 2014

Area of Science:

Biomedical Engineering
Neuroscience
Audiology

Background:

Cochlear implants aim to restore hearing via electrical stimulation of the acoustic nerve.
Current cochlear implant systems often use sequential stimulation, which may limit performance.
Optimizing electrical stimulation paradigms is crucial for improving speech perception in cochlear implant users.

Purpose of the Study:

To present a novel simultaneous electric stimulation paradigm for the acoustic nerve.
To investigate the impact of spatial channel interaction on simultaneous pulse amplitude determination.
To evaluate the speech perception performance of the simultaneous stimulation paradigm compared to sequential methods.

Main Methods:

Developed a simultaneous electric stimulation paradigm using a monopolar electrode configuration and sign-correlated pulses.
Determined simultaneous pulse amplitudes by solving linear systems of equations, considering spatial channel interaction.
Simplified computations by approximating spatial impulse responses with exponentially decaying branches.
Conducted preliminary speech identification tests (vowels and consonants) with cochlear implant patients.

Main Results:

Achieved comparable speech perception scores between simultaneous and sequential stimulation settings at equal pulse repetition rates.
Demonstrated that appropriate setting of decay constants (alpha and beta) is essential for performance.
Showed that the simultaneous paradigm theoretically allows for pulse rate increases up to a factor of N (number of channels).

Conclusions:

The proposed simultaneous electric stimulation paradigm is a viable alternative to sequential methods for cochlear implants.
This method offers the potential for increased pulse rates, which could enhance speech processing capabilities.
Further research with optimized parameters may lead to significant improvements in cochlear implant efficacy.