FERRO, Marc D, Christopher M PROCTOR, Alexander GONZALEZ, Sriram JAYABAL, Eric ZHAO, Maxwell GAGNON, Andrea SLEZIA, Jolien PAS, Gerwin DIJK, Mary J DONAHUE, Adam WILLIAMSON, Jennifer RAYMOND, George G MALLIARAS, Lisa GIOCOMO and Nicholas A MELOSH. NeuroRoots, a bio-inspired, seamless brain machine interface for long-term recording in delicate brain regions. AIP Advances. MELVILLE: AMER INST PHYSICS, 2024, vol. 14, No 8, p. 1-12. ISSN 2158-3226. Available from: https://dx.doi.org/10.1063/5.0216979.
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Basic information
Original name NeuroRoots, a bio-inspired, seamless brain machine interface for long-term recording in delicate brain regions
Authors FERRO, Marc D, Christopher M PROCTOR, Alexander GONZALEZ, Sriram JAYABAL, Eric ZHAO, Maxwell GAGNON, Andrea SLEZIA, Jolien PAS, Gerwin DIJK, Mary J DONAHUE, Adam WILLIAMSON (124 Canada, belonging to the institution), Jennifer RAYMOND, George G MALLIARAS, Lisa GIOCOMO and Nicholas A MELOSH.
Edition AIP Advances, MELVILLE, AMER INST PHYSICS, 2024, 2158-3226.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30210 Clinical neurology
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.600 in 2022
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.1063/5.0216979
UT WoS 001285497400004
Keywords in English NeuroRoots; brain machine interface; delicate brain regions
Tags 14110132
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tereza Miškechová, učo 341652. Changed: 19/8/2024 10:26.
Abstract
Scalable electronic brain implants with long-term stability and low biological perturbation are crucial technologies for high-quality brain-machine interfaces that can seamlessly access delicate and hard-to-reach regions of the brain. Here, we created "NeuroRoots," a biomimetic multi-channel implant with similar dimensions (7 mu m wide and 1.5 mu m thick), mechanical compliance, and spatial distribution as axons in the brain. Unlike planar shank implants, these devices consist of a number of individual electrode "roots," each tendril independent from the other. A simple microscale delivery approach based on commercially available apparatus minimally perturbs existing neural architectures during surgery. NeuroRoots enables high density single unit recording from the cerebellum in vitro and in vivo. NeuroRoots also reliably recorded action potentials in various brain regions for at least 7 weeks during behavioral experiments in freely-moving rats, without adjustment of electrode position. This minimally invasive axon-like implant design is an important step toward improving the integration and stability of brain-machine interfacing.
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