Presentation | 2015-10-25 Intracortical microstimulation in rats in vivo by using a multi-channel stimulator VLSI chip Yuichi Umehira, Yuki Hayashida, Shigetoshi Hutami, Kouki Takatani, Seiji Kameda, Tetsuya Yagi, |
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PDF Download Page | PDF download Page Link |
Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | It has been long believed that intracortical microstimulation to the visual cortex can be one of the methods that artificially induce a certain level of visual sensation for people with a severe visual impairment. However, the visual perception and neural responses in the visual cortex induced by multi-site microstimulation remain little understood. On the other hand, a number of wireless multi-channel stimulation systems have been proposed for use in neural prostheses. Recently, also our group constructed a multi-channel stimulator VLSI chip that can generate current pulse stimulus in 64 channels. Therefore, in this study, we verified the validity of this stimulator chip in the performance of current injections, and of inducing neural responses, with using a multi-channel electrode inserted in the primary visual cortex of anesthetized rats in vivo. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | Visual prosthesis / Intracortical microstimulation / Multi-channel stimulator VLSI chip / In-vivo neural imaging / Physiological experiments |
Paper # | BioX2015-35,MBE2015-46,NC2015-30 |
Date of Issue | 2015-10-18 (BioX, MBE, NC) |
Conference Information | |
Committee | MBE / BioX / NC |
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Conference Date | 2015/10/25(1days) |
Place (in Japanese) | (See Japanese page) |
Place (in English) | Osaka Electro-Communication University |
Topics (in Japanese) | (See Japanese page) |
Topics (in English) | |
Chair | Tetsuo Kobayashi(Kyoto Univ.) / Masakatsu Nishigaki(Shizuoka Univ.) / Toshimichi Saito(Hosei Univ.) |
Vice Chair | Yutaka Fukuoka(Kogakuin Univ.) / Kazuhiko Sumi(Aoyama Gakuin Univ.) / Akira Otsuka(AIST) / Shigeo Sato(Tohoku Univ.) |
Secretary | Yutaka Fukuoka(akita noken) / Kazuhiko Sumi(Kogakuin Univ.) / Akira Otsuka(Toyama Pref. Univ.) / Shigeo Sato(NEC) |
Assistant | Takenori Oida(Kyoto Univ.) / Ryota Horie(Shibaura Inst. of Tech.) / Tetsushi Ohki(AIST) / Nobuyuki Nishiuchi(Tokyo Metropolitan Univ.) / Hiroyuki Kanbara(Tokyo Inst. of Tech.) / Hisanao Akima(Tohoku Univ.) |
Paper Information | |
Registration To | Technical Committee on ME and Bio Cybernetics / Technical Committee on Biometrics / Technical Committee on Neurocomputing |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Intracortical microstimulation in rats in vivo by using a multi-channel stimulator VLSI chip |
Sub Title (in English) | |
Keyword(1) | Visual prosthesis |
Keyword(2) | Intracortical microstimulation |
Keyword(3) | Multi-channel stimulator VLSI chip |
Keyword(4) | In-vivo neural imaging |
Keyword(5) | Physiological experiments |
1st Author's Name | Yuichi Umehira |
1st Author's Affiliation | Osaka University(Osaka Univ.) |
2nd Author's Name | Yuki Hayashida |
2nd Author's Affiliation | Osaka University(Osaka Univ.) |
3rd Author's Name | Shigetoshi Hutami |
3rd Author's Affiliation | Osaka University(Osaka Univ.) |
4th Author's Name | Kouki Takatani |
4th Author's Affiliation | Osaka University(Osaka Univ.) |
5th Author's Name | Seiji Kameda |
5th Author's Affiliation | Osaka University(Osaka Univ.) |
6th Author's Name | Tetsuya Yagi |
6th Author's Affiliation | Osaka University(Osaka Univ.) |
Date | 2015-10-25 |
Paper # | BioX2015-35,MBE2015-46,NC2015-30 |
Volume (vol) | vol.115 |
Number (no) | BioX-266,MBE-267,NC-268 |
Page | pp.pp.71-76(BioX), pp.71-76(MBE), pp.71-76(NC), |
#Pages | 6 |
Date of Issue | 2015-10-18 (BioX, MBE, NC) |