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 …

Impact of aging and the electrode-to-neural interface on temporal processing ability in cochlear-implant users: Amplitude-modulation detection thresholds

MJ Shader, S Gordon-Salant… - Trends in hearing, 2020 - journals.sagepub.com
Although cochlear implants (CIs) are a viable treatment option for severe hearing loss in
adults of any age, older adults may be at a disadvantage compared with younger adults. CIs …

A site-selection strategy based on polarity sensitivity for cochlear implants: effects on spectro-temporal resolution and speech perception

T Goehring, A Archer-Boyd, JM Deeks… - Journal of the …, 2019 - Springer
Thresholds of asymmetric pulses presented to cochlear implant (CI) listeners depend on
polarity in a way that differs across subjects and electrodes. It has been suggested that lower …

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 …

Effects of degrees of degeneration on the electrical excitation of human spiral ganglion neurons based on a high-resolution computer model

AM Croner, A Heshmat, A Schrott-Fischer… - Frontiers in …, 2022 - frontiersin.org
After hearing loss retrograde degeneration of spiral ganglion neurons (SGNs) has been
described. Studies modeling the effects of degeneration mostly omitted peripheral …

Effect of stimulus polarity on detection thresholds in cochlear implant users: relationships with average threshold, gap detection, and rate discrimination

RP Carlyon, S Cosentino, JM Deeks… - Journal of the …, 2018 - Springer
Previous psychophysical and modeling studies suggest that cathodic stimulation by a
cochlear implant (CI) may preferentially activate the peripheral processes of the auditory …

Spectral Grouping of Electrically Encoded Sound Predicts Speech-in-Noise Performance in Cochlear Implantees

I Choi, PE Gander, JI Berger, J Woo, MH Choy… - Journal of the …, 2023 - Springer
Objectives Cochlear implant (CI) users exhibit large variability in understanding speech in
noise. Past work in CI users found that spectral and temporal resolution correlates with …

Identifying cochlear implant channels with relatively poor electrode-neuron interfaces using the electrically evoked compound action potential

KN Jahn, JG Arenberg - Ear and Hearing, 2020 - journals.lww.com
Objectives: The primary objective of this study was to quantify local (within ear) and global
(between ear) variation in the cochlear implant (CI) electrode-neuron interface (ENI) using …

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 …

Rate discrimination, gap detection and ranking of temporal pitch in cochlear implant users

S Cosentino, RP Carlyon, JM Deeks… - Journal of the …, 2016 - Springer
Cochlear implant (CI) users have poor temporal pitch perception, as revealed by two key
outcomes of rate discrimination tests:(i) rate discrimination thresholds (RDTs) are typically …