Nanotechnology for vision restoration

G Lanzani, G Chiaravalli, E Colombo… - Nature Reviews …, 2024 - nature.com
Degenerative retinal dystrophies, such as retinitis pigmentosa and age-related macular
degeneration, cause the progressive loss of retinal photoreceptors, which leads to …

Retinal prosthetic approaches to enhance visual perception for blind patients

S Shim, K Eom, J Jeong, SJ Kim - Micromachines, 2020 - mdpi.com
Retinal prostheses are implantable devices that aim to restore the vision of blind patients
suffering from retinal degeneration, mainly by artificially stimulating the remaining retinal …

Characterization of mechanical and dielectric properties of silicone rubber

E Cho, LLY Chiu, M Lee, D Naila, S Sadanand… - Polymers, 2021 - mdpi.com
Silicone rubber's silicone-oxygen backbones give unique material properties which are
applicable in various biomedical devices. Due to the diversity of potential silicone rubber …

An optically addressed nanowire-based retinal prosthesis with wireless stimulation waveform control and charge telemetering

A Akinin, JM Ford, J Wu, C Kim… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
Current retinal prostheses (RPs) have not achieved useful vision restoration, as their
resolution is limited by power dissipation and complexity of interconnect. This article …

[HTML][HTML] Emerging trends in the development of flexible optrode arrays for electrophysiology

RM Almasri, F Ladouceur, D Mawad… - APL …, 2023 - pubs.aip.org
Optical-electrode (optrode) arrays use light to modulate excitable biological tissues and/or
transduce bioelectrical signals into the optical domain. Light offers several advantages over …

Recent advances in vertically aligned nanowires for photonics applications

S Chang, GJ Lee, YM Song - Micromachines, 2020 - mdpi.com
Over the past few decades, nanowires have arisen as a centerpiece in various fields of
application from electronics to photonics, and, recently, even in bio-devices. Vertically …

18.1 An Optically-Addressed Nanowire-Based Retinal Prosthesis with 73% RF-to-Stimulation Power Efficiency and 20nC-to-3μC Wireless Charge Telemetering

A Akinin, JM Ford, J Wu, C Kim… - … Solid-State Circuits …, 2021 - ieeexplore.ieee.org
Recent approaches toward a functional retinal prosthesis to restore vision in
neurodegenerative patients have been limited by the number of pixels that can be …

Differences in the spatial fidelity of evoked and spontaneous signals in the degenerating retina

M Carleton, NW Oesch - Frontiers in Cellular Neuroscience, 2022 - frontiersin.org
Vision restoration strategies aim to reestablish vision by replacing the function of lost
photoreceptors with optoelectronic hardware or through gene therapy. One complication to …

Towards optical neuromodulation using nitrogen-doped ultrananocrystalline diamond photoelectrodes

S Falahatdoost, A Chambers, A Stacey, S Prawer… - Surfaces and …, 2022 - Elsevier
Nitrogen-doped ultrananocrystalline diamond (N-UNCD) is a form of diamond electrode with
near-infrared photoresponsivity, making it well suited for physiological applications. N …

P3HT:Bebq2-Based Photovoltaic Device Enhances Differentiation of hiPSC-Derived Retinal Ganglion Cells

CC Hsu, YY Lin, TC Yang, AA Yarmishyn… - International journal of …, 2019 - mdpi.com
Electric field stimulation is known to affect various cellular processes, including cell fate
specification and differentiation, particularly towards neuronal lineages. This makes it a …