Diamond devices for high acuity prosthetic vision

A Ahnood, H Meffin, DJ Garrett, K Fox… - Advanced …, 2017 - Wiley Online Library
… of conductive nitrogen doped ultrananocrystalline diamond (N-… diamond substrates25 has
enabled hermetic all-diamond electrode array. Here, we describe a device with 256 diamond

Ultrananocrystalline diamond-CMOS device integration route for high acuity retinal prostheses

A Ahnood, MC Escudie, R Cicione… - Biomedical …, 2015 - Springer
vision experienced by patients using retinal prostheses. The present work presents an
integration strategy for a diamond based, high … of indium bumps to create high count and density …

Progress in DIAMOND-I high acuity epi-retinal prosthesis prototype

K Ganesan, DJ Garrett, A Stacey… - … & visual science, 2014 - iovs.arvojournals.org
… A high density diamond epi-retinal prosthesis prototype with non cytotoxic diamond material
was fabricated and tested successfully. The use of a single material for construction of the …

3D diamond electrode array for high-acuity stimulation in neural tissue

MEM Stamp, W Tong, K Ganesan… - ACS Applied Bio …, 2020 - ACS Publications
… We have presented a new design for an all-diamond 3D microelectrode array for retinal
prostheses … Integrating conductive diamond on an insulating diamond base offers a hermetic, …

An all-diamond, hermetic electrical feedthrough array for a retinal prosthesis

K Ganesan, DJ Garrett, A Ahnood, MN Shivdasani… - Biomaterials, 2014 - Elsevier
… Retinal prostheses consist of an array of stimulating electrodes that are surgically implanted
… , the area responsible for high acuity vision [8]. The devices are designed to treat diseases …

Laser driven miniature diamond implant for wireless retinal prostheses

A Ahnood, R Cheriton, A Bruneau… - Advanced …, 2020 - Wiley Online Library
… The device presented in this work is specifically designed as a high acuity retinal implant. …
This part of the retina is responsible for the high acuity vision and boosts the highest density …

Prosthetic vision: devices, patient outcomes and retinal research

AE Hadjinicolaou, H Meffin, MI Maturana… - Clinical and …, 2015 - Taylor & Francis
… of fine spatial detail and is thought to underlie high acuity vision.Citation1993 Eight per cent
of … diamond and electrically conducting nitrogen‐doped ultra‐nanocrystalline diamond (N‐…

Visual prosthesis: interfacing stimulating electrodes with retinal neurons to restore vision

A Barriga-Rivera, L Bareket, J Goding… - Frontiers in …, 2017 - frontiersin.org
The bypassing of degenerated photoreceptors using retinal neurostimulators is helping the
blind to recover functional vision. Researchers are investigating new ways to improve visual

Optimizing Photovoltaic Subretinal Implants for High-Acuity Prosthetic Vision

Z Chen - 2023 - search.proquest.com
… Because of its high prevalence and the relatively well-preserved retinal … high-acuity prosthetic
vision for AMD patients with geographic atrophy. 1.3 Restoring sight with visual prostheses

Advances in retinal prosthesis systems

E Bloch, Y Luo, L da Cruz - Therapeutic advances in …, 2019 - journals.sagepub.com
… temporal resolution and image persistence further limit the interpretation of prosthetic vision.
… foreground extraction method under simulated prosthetic vision. In: International symposium …