Retinal prostheses: Engineering and clinical perspectives for vision restoration

KY Wu, M Mina, JY Sahyoun, A Kalevar, SD Tran - Sensors, 2023 - mdpi.com
A retinal prosthesis, also known as a bionic eye, is a device that can be implanted to partially
restore vision in patients with retinal diseases that have resulted in the loss of …

Next-generation healthcare: Enabling technologies for emerging bioelectromagnetics applications

A Kiourti, AM Abbosh, M Athanasiou… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
Rapid advances in antennas, propagation, electromagnetics, and materials are opening
new and unexplored opportunities in body area sensing and stimulation. Next-generation …

An extraocular electrical stimulation approach to slow down the progression of retinal degeneration in an animal model

A Gonzalez Calle, J Paknahad, D Pollalis, P Kosta… - Scientific reports, 2023 - nature.com
Retinal diseases such as retinitis pigmentosa (RP) and age-related macular degeneration
(AMD) are characterized by unrelenting neuronal death. However, electrical stimulation has …

Improving the spatial resolution of artificial vision using midget retinal ganglion cell populations modeled at the human fovea

ML Italiano, T Guo, NH Lovell… - Journal of Neural …, 2022 - iopscience.iop.org
Objective. Retinal prostheses seek to create artificial vision by stimulating surviving retinal
neurons of patients with profound vision impairment. Notwithstanding tremendous research …

Pre‐processing visual scenes for retinal prosthesis systems: A comprehensive review

HA Holiel, SA Fawzi, W Al‐Atabany - Artificial Organs, 2024 - Wiley Online Library
Background Retinal prostheses offer hope for individuals with degenerative retinal diseases
by stimulating the remaining retinal cells to partially restore their vision. This review delves …

The mechanism of human color vision and potential implanted devices for artificial color vision

B Zhang, R Zhang, J Zhao, J Yang, S Xu - Frontiers in Neuroscience, 2024 - frontiersin.org
Vision plays a major role in perceiving external stimuli and information in our daily lives. The
neural mechanism of color vision is complicated, involving the co-ordinated functions of a …

Preferential modulation of individual retinal ganglion cells by electrical stimulation

M Yunzab, A Soto-Breceda, M Maturana… - Journal of Neural …, 2022 - iopscience.iop.org
Objective. Retinal prostheses have had limited success in vision restoration through
electrical stimulation of surviving retinal ganglion cells (RGCs) in the degenerated retina …

Modeling ON cone bipolar cells for electrical stimulation

J Paknahad, P Kosta, E Iseri, S Farzad… - 2021 43rd Annual …, 2021 - ieeexplore.ieee.org
Retinal prosthetic systems have been developed to help blind patients suffering from retinal
degenerative diseases gain some useful form of vision. Various experimental and …

Retinal ganglion cells undergo cell type—specific functional changes in a computational model of cone-mediated retinal degeneration

A Xu, M Beyeler - Frontiers in Neuroscience, 2023 - frontiersin.org
Introduction Understanding the retina in health and disease is a key issue for neuroscience
and neuroengineering applications such as retinal prostheses. During degeneration, the …

Mechanisms underlying activation of retinal bipolar cells through targeted electrical stimulation: a computational study

J Paknahad, P Kosta, JMC Bouteiller… - Journal of neural …, 2021 - iopscience.iop.org
Objective. Retinal implants have been developed to electrically stimulate healthy retinal
neurons in the progressively degenerated retina. Several stimulation approaches have been …