DocumentCode
2955098
Title
Optoelectronic microarrays for retinal prosthesis
Author
Degenaar, P. ; Grossman, N. ; Berlinguer-Palmini, R. ; McGovern, B. ; Pohrer, V. ; Drakakis, E. ; Dawson, M. ; Toumazou, C. ; Burrone, J. ; Nikolic, K. ; Neil, M.
fYear
2009
fDate
26-28 Nov. 2009
Firstpage
185
Lastpage
188
Abstract
In this work we demonstrate the use of optoelectronic Gallium Nitride LED micro arrays for optical neural stimulation. We demonstrate the ability to control these sufficiently to transfer a spike coded `image´ to arrays of channelrhodopsin-2 photosensitized cells. We also show how this initial work is scalable from in-vitro towards a long term optoelectronic system for optogenetic retinal prosthesis.
Keywords
III-V semiconductors; eye; gallium compounds; light emitting diodes; prosthetics; GaN; LED micro arrays; gallium nitride; optical neural stimulation; optoelectronic microarrays; photosensitized cells; retinal prosthesis; Biomedical engineering; Biomedical optical imaging; Educational institutions; In vitro; Neurons; Optical arrays; Optical pumping; Prosthetics; Retina; Stimulated emission; ChR2; GaN; LED; Retina prosthesis; component; opsin; optoelectronic; optogenetic;
fLanguage
English
Publisher
ieee
Conference_Titel
Biomedical Circuits and Systems Conference, 2009. BioCAS 2009. IEEE
Conference_Location
Beijing
Print_ISBN
978-1-4244-4917-0
Electronic_ISBN
978-1-4244-4918-7
Type
conf
DOI
10.1109/BIOCAS.2009.5372052
Filename
5372052
Link To Document