Three-dimensional tonotopic mapping of the human cochlea based on synchrotron radiation phase-contrast imaging

H Li, L Helpard, J Ekeroot, SA Rohani, N Zhu… - Scientific reports, 2021 - nature.com
The human cochlea transforms sound waves into electrical signals in the acoustic nerve
fibers with high acuity. This transformation occurs via vibrating anisotropic membranes …

Frequency-to-place mismatch: characterizing variability and the influence on speech perception outcomes in cochlear implant recipients

MW Canfarotta, MT Dillon, E Buss, HC Pillsbury… - Ear and …, 2020 - journals.lww.com
Objectives: The spatial position of a cochlear implant (CI) electrode array affects the spectral
cues provided to the recipient. Differences in cochlear size and array length lead to …

Cochlear duct length along the outer wall vs organ of corti: Which one is relevant for the electrode array length selection and frequency mapping using Greenwood …

A Dhanasingh - World Journal of Otorhinolaryngology-Head and …, 2019 - mednexus.org
Cochlear duct length (CDL) measurement or estimation is a hot topic for various research
groups in the cochlear implant (CI) field as of today. Getting the CDL along the outer wall …

CT imaging-based approaches to cochlear duct length estimation—A human temporal bone study

T Breitsprecher, A Dhanasingh, M Schulze, M Kipp… - European …, 2022 - Springer
Objectives Knowledge about cochlear duct length (CDL) may assist electrode choice in
cochlear implantation (CI). However, no gold standard for clinical applicable estimation of …

Prediction of the cochlear implant electrode insertion depth: clinical applicability of two analytical cochlear models

G Mertens, V Van Rompaey, P Van de Heyning… - Scientific reports, 2020 - nature.com
Although the spiral anatomy of the human cochlea seems evident, measuring the highly
inter-variable true dimensions is still challenging. Today, only a few three-dimensional …

An approach for individualized cochlear frequency mapping determined from 3D synchrotron radiation phase-contrast imaging

L Helpard, H Li, SA Rohani, N Zhu… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Objective: Cochlear implants are traditionally programmed to stimulate according to a
generalized frequency map, where individual anatomic variability is not considered when …

Influence of cochlear parameters on the current practice in cochlear implantation: development of a concept for personalized medicine. German version

K Rak, L Ilgen, J Taeger, P Schendzielorz, J Voelker… - Hno, 2021 - Springer
Since the introduction of cochlear implants into clinical routine, the interest in measuring
cochlear parameters, particularly the cochlear duct length (CDL) has increased, since these …

Synchrotron radiation-based reconstruction of the human spiral ganglion: implications for cochlear implantation

H Li, N Schart-Moren, SA Rohani, HM Ladak… - Ear and …, 2020 - journals.lww.com
Objective: To three-dimensionally reconstruct Rosenthal's canal (RC) housing the human
spiral ganglion (SG) using synchrotron radiation phase-contrast imaging (SR-PCI). Straight …

Characterization of the human helicotrema: implications for cochlear duct length and frequency mapping

L Helpard, H Li, H Rask-Andersen… - … -Head & Neck …, 2020 - journals.sagepub.com
Background Despite significant anatomical variation amongst patients, cochlear implant
frequency-mapping has traditionally followed a patient-independent approach. Basilar …

Visualizing the 3D cytoarchitecture of the human cochlea in an intact temporal bone using synchrotron radiation phase contrast imaging

JS Iyer, N Zhu, S Gasilov, HM Ladak… - Biomedical Optics …, 2018 - opg.optica.org
The gold standard method for visualizing the pathologies underlying human sensorineural
hearing loss has remained post-mortem histology for over 125 years, despite awareness …