Evidence map›Paper›PMID 31464094›Full record

ReviewAdvanced healthcare materials2019

A Critical Review of Microelectrode Arrays and Strategies for Improving Neural Interfaces.

Morgan Ferguson, Dhavan Sharma, David Ross, Feng Zhao

Abstract readReview
In one paragraph

Review in Advanced healthcare materials, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

52 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Morgan FergusonDepartment of Biomedical Engineering, Michigan Technological University, 1400 Townsend Dr., Houghton, MI, 49931, USA.
Dhavan SharmaDepartment of Biomedical Engineering, Michigan Technological University, 1400 Townsend Dr., Houghton, MI, 49931, USA.
David RossDepartment of Biomedical Engineering, Michigan Technological University, 1400 Townsend Dr., Houghton, MI, 49931, USA.
Feng ZhaoDepartment of Biomedical Engineering, Michigan Technological University, 1400 Townsend Dr., Houghton, MI, 49931, USA.ORCID 0000-0003-4138-9027

Funding

Therapeutic Lymphatic Vessel RegenerationR15CA202656 · NCI · MICHIGAN TECHNOLOGICAL UNIVERSITY · PI ZHAO, FENG · 2016 to 2016
$465k
Development of Off-the-shelf Completely Biological Small-Diameter Blood Vessel with Human Stem CellsR15HL145654 · NHLBI · MICHIGAN TECHNOLOGICAL UNIVERSITY · PI GUILLORY, ROGER J. · 2019 to 2019
$459k
Development of Off-the-shelf Completely Biological Small-Diameter Blood Vessel wiR15HL115521 · NHLBI · MICHIGAN TECHNOLOGICAL UNIVERSITY · PI ZHAO, FENG · 2013 to 2013
$410k
National Science Foundation 1703570NCI NIH HHS R15 CA202656NHLBI NIH HHS R15 HL115521NHLBI NIH HHS R15 HL145654NIH HHS 1R15CA202656
6 · The paper itself

Abstract

Though neural interface systems (NISs) can provide a potential solution for mitigating the effects of limb loss and central nervous system damage, the microelectrode array (MEA) component of NISs remains a significant limiting factor to their widespread clinical applications. Several strategies can be applied to MEA designs to increase their biocompatibility. Herein, an overview of NISs and their applications is provided, along with a detailed discussion of strategies for alleviating the foreign body response (FBR) and abnormalities seen at the interface of MEAs and the brain tissue following MEA implantation. Various surface modifications, including natural/synthetic surface coatings, hydrogels, and topography alterations, have shown to be highly successful in improving neural cell adhesion, reducing gliosis, and increasing MEA longevity. Different MEA surface geometries, such as those seen in the Utah and Michigan arrays, can help alleviate the resultant FBR by reducing insertion damage, while providing new avenues for improving MEA recording performance and resolution. Increasing overall flexibility of MEAs as well as reducing their stiffness is also shown to reduce MEA induced micromotion along with FBR severity. By combining multiple different properties into a single MEA, the severity and duration of an FBR postimplantation can be reduced substantially.

Indexed as

Electrodes, ImplantedMicroelectrodesAnimalsBiocompatible MaterialsBlood-Brain BarrierBrainBrain-Computer InterfacesDrug Delivery SystemsExtracellular MatrixForeign-Body ReactionHumansMotionNeurogliaNeuronsPolymersRatsBiocompatible MaterialsPolymersforeign body responsesmicroelectrode arraysstiffnesssurface modification

Identifiers

PMID31464094
PMCPMC6786932

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.