Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.

We have demonstrated that micro-channel electrode arrays with 100 microm x 100 microm cross-section channels support axon regeneration well, and that micro-channels of similar calibre and up to 5 mm long can support axon regeneration and vascularisation. They may be microfabricated using silicon, si...

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Main Authors: Lacour, S, Fitzgerald, J, Lago, N, Tarte, E, McMahon, S, Fawcett, J
Format: Journal article
Language:English
Published: 2009
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author Lacour, S
Fitzgerald, J
Lago, N
Tarte, E
McMahon, S
Fawcett, J
author_facet Lacour, S
Fitzgerald, J
Lago, N
Tarte, E
McMahon, S
Fawcett, J
author_sort Lacour, S
collection OXFORD
description We have demonstrated that micro-channel electrode arrays with 100 microm x 100 microm cross-section channels support axon regeneration well, and that micro-channels of similar calibre and up to 5 mm long can support axon regeneration and vascularisation. They may be microfabricated using silicon, silicone, or polyimide and thin metal films to form 3-D bundles of long micro-channels. Arrays of "mini-nerves," i.e., miniature nerve fascicles with their own blood vessels, successfully grew through implants 0.5-5 mm long. Furthermore, guiding the regenerating nerve fibres into the small insulating channels allows for a significant increase of the extracellular (recordable) amplitude of action potentials, which promises considerable improvement for in vivo electrophysiology.
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spelling oxford-uuid:d991a835-2aa9-487b-ac85-ed0c4e3f211c2022-03-27T08:56:47ZLong micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:d991a835-2aa9-487b-ac85-ed0c4e3f211cEnglishSymplectic Elements at Oxford2009Lacour, SFitzgerald, JLago, NTarte, EMcMahon, SFawcett, JWe have demonstrated that micro-channel electrode arrays with 100 microm x 100 microm cross-section channels support axon regeneration well, and that micro-channels of similar calibre and up to 5 mm long can support axon regeneration and vascularisation. They may be microfabricated using silicon, silicone, or polyimide and thin metal films to form 3-D bundles of long micro-channels. Arrays of "mini-nerves," i.e., miniature nerve fascicles with their own blood vessels, successfully grew through implants 0.5-5 mm long. Furthermore, guiding the regenerating nerve fibres into the small insulating channels allows for a significant increase of the extracellular (recordable) amplitude of action potentials, which promises considerable improvement for in vivo electrophysiology.
spellingShingle Lacour, S
Fitzgerald, J
Lago, N
Tarte, E
McMahon, S
Fawcett, J
Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title_full Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title_fullStr Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title_full_unstemmed Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title_short Long micro-channel electrode arrays: a novel type of regenerative peripheral nerve interface.
title_sort long micro channel electrode arrays a novel type of regenerative peripheral nerve interface
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