Cochlear implant research and development in the twenty-first century: a critical update

RP Carlyon, T Goehring - Journal of the Association for Research in …, 2021 - Springer
Cochlear implants (CIs) are the world's most successful sensory prosthesis and have been
the subject of intense research and development in recent decades. We critically review the …

Cochlear health and cochlear-implant function

KC Schvartz-Leyzac, DJ Colesa, DL Swiderski… - Journal of the …, 2023 - Springer
The cochlear implant (CI) is widely considered to be one of the most innovative and
successful neuroprosthetic treatments developed to date. Although outcomes vary, CIs are …

Effects of electrode location on estimates of neural health in humans with cochlear implants

KC Schvartz-Leyzac, TA Holden, TA Zwolan… - Journal of the …, 2020 - Springer
There are a number of psychophysical and electrophysiological measures that are
correlated with SGN density in animal models, and these same measures can be performed …

[HTML][HTML] The relation between polarity sensitivity and neural degeneration in a computational model of cochlear implant stimulation

RK Kalkman, JJ Briaire, DMT Dekker, JHM Frijns - Hearing Research, 2022 - Elsevier
The main aim of this computational modelling study was to test the validity of the hypothesis
that sensitivity to the polarity of cochlear implant stimulation can be interpreted as a measure …

Changes in the electrically evoked compound action potential over time after implantation and subsequent deafening in guinea pigs

D Ramekers, H Benav, SFL Klis, H Versnel - Journal of the Association for …, 2022 - Springer
The electrically evoked compound action potential (eCAP) is a direct measure of the
responsiveness of the auditory nerve to electrical stimulation from a cochlear implant (CI) …

Evaluating and comparing behavioural and electrophysiological estimates of neural health in cochlear implant users

T Brochier, F Guerit, JM Deeks, C Garcia… - Journal of the …, 2021 - Springer
Variations in neural health along the cochlea can degrade the spectral and temporal
representation of sounds conveyed by cochlear implants (CIs). We evaluated and compared …

Relationships between intrascalar tissue, neuron survival, and cochlear implant function

DL Swiderski, DJ Colesa, AP Hughes… - Journal of the …, 2020 - Springer
Fibrous tissue and/or new bone are often found surrounding a cochlear implant in the
cochlear scalae. This new intrascalar tissue could potentially limit cochlear implant function …

Single-channel focused thresholds relate to vowel identification in pediatric and adult cochlear implant listeners

MK Arjmandi, KN Jahn, JG Arenberg - Trends in Hearing, 2022 - journals.sagepub.com
Speech recognition outcomes are highly variable among pediatric and adult cochlear
implant (CI) listeners. Although there is some evidence that the quality of the electrode …

[HTML][HTML] Polarity sensitivity of human auditory nerve fibers based on pulse shape, cochlear implant stimulation strategy and array

A Heshmat, S Sajedi, A Schrott-Fischer… - Frontiers in …, 2021 - frontiersin.org
Neural health is of great interest to determine individual degeneration patterns for improving
speech perception in cochlear implant (CI) users. Therefore, in recent years, several studies …

Electrophysiological estimates of the electrode–neuron interface differ between younger and older listeners with cochlear implants

KN Jahn, JG Arenberg - Ear and Hearing, 2020 - journals.lww.com
Objectives: The primary objective of this study was to quantify differences in evoked potential
correlates of spiral ganglion neuron (SGN) density between younger and older individuals …