Cited by 64Neuroscience and Neural EngineeringMuscle activation and electromyography studiesUndergraduate Neuroscience Education and Research

Quantification of human upper extremity nerves and fascicular anatomy

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Brill, Natalie A., Tyler, Dustin J.·2017·Muscle & Nerve

Abstract

INTRODUCTION: In this study we provide detailed quantification of upper extremity nerve and fascicular anatomy. The purpose is to provide values and trends in neural features useful for clinical applications and neural interface device design. METHODS: Nerve cross-sections were taken from 4 ulnar, 4 median, and 3 radial nerves from 5 arms of 3 human cadavers. Quantified nerve features included cross-sectional area, minor diameter, and major diameter. Fascicular features analyzed included count, perimeter, area, and position. RESULTS: Mean fascicular diameters were 0.57 ± 0.39, 0.6 ± 0.3, 0.5 ± 0.26 mm in the upper arm and 0.38 ± 0.18, 0.47 ± 0.18, 0.4 ± 0.27 mm in the forearm of ulnar, median, and radial nerves, respectively. Mean fascicular diameters were inversely proportional to fascicle count. CONCLUSION: Detailed quantitative anatomy of upper extremity nerves is a resource for design of neural electrodes, guidance in extraneural procedures, and improved neurosurgical planning. Muscle Nerve 56: 463-471, 2017.

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  • The human nerve has many more fascicles than the pre-clinical animal models.

    “The human nerve, however, has many more fascicles than the pre-clinical animal models [26].”

    From Directed stimulation with interfascicular interfaces for peripheral nerve stimulation (2021) · cites this paper as [26]

    The Results (Fascicular Characterization; page unavailable) quantify fascicle counts in human upper-extremity nerves. The Discussion (Implications for Neural Interface Design; page unavailable) says preclinical animal nerve structures differ significantly from human ones, but does not say that animal models have fewer fascicles. (LLM, conf=0.83)

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Research works printed but not linked: 3

  1. [4]Tukey JW Exploratory data analysis (limited preliminary edition) Reading, MA Addison-Wesley 1970
  2. [39]Gustafson KJ Pinault GC Neville JJ Syed I Davis JA Jr Jean-Claude J Fascicular anatomy of human femoral nerve: implications for neural prostheses using nerve cuff electrodes J Rehabil Res Dev 2009 46 973 20104420 PMC2967182
  3. [42]Kundu A Harreby K Jensen W Comparison of median and ulnar nerve morphology of Danish landrace pigs and Gottingen mini pigs Annual Conference of the International Functional Electrical Stimulation Society 2012

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Authors
Brill, N. A., & Tyler, D. J.
Affiliations
  • Case Western Reserve University (US)
  • Louis Stokes Cleveland VA Medical Center (US)
Corresponding author
Tyler, Dustin J.
Venue
Muscle & Nerve
Publisher
Wiley
Published
2017-04
Volume
56
Issue
3
Pages
463-471
ISSN
  • 0148-639X (ISSN-L)
  • 1097-4598
OpenAlex
W2560953689
Cited by
64
References
60
Citations by year
2026: 4 · 2025: 5 · 2024: 9 · 2023: 11 · 2022: 10 · 2021: 5 · 2020: 8 · 2019: 6 · 2018: 2 · 2017: 3 · 2015: 1
FWCI
2.06
Type
journal article
Language
en
Open access
Locations
  • Muscle & Nerve (publishedVersion)
  • PubMed (publishedVersion)
  • Europe PMC (PubMed Central) (acceptedVersion)
  • PubMed Central (acceptedVersion)
Funders
  • Defense Advanced Research Projects Agency
  • National Institutes of Health (NIH R21NS058705, 2R01NS053603, FT32EB004314)
Topics
  • Life Sciences › Neuroscience › Cellular and Molecular Neuroscience › Neuroscience and Neural Engineering
  • Physical Sciences › Engineering › Biomedical Engineering › Muscle activation and electromyography studies
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Undergraduate Neuroscience Education and Research
Keywords
upper extremity nerves, ulnar nerve, median nerve, radial nerve, nerve cross-sectional area, neural electrodes
MeSH terms
Arm, Cadaver, Female, Humans, Male, Median Nerve, Peripheral Nerves, Radial Nerve, Ulnar Nerve, Upper Extremity

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