Special Section Technical Briefs

Principles of Within Electrode Current Steering1

[+] Author and Article Information
Niranjan Khadka, Dennis Q. Truong, Marom Bikson

Department of Biomedical Engineering,
The City College of New York,
New York, NY 10031

Accepted and presented at The Design of Medical Devices Conference (DMD2015), April 13-16, 2015, Minneapolis, MN, USA.

Manuscript received March 3, 2015; final manuscript received March 17, 2015; published online April 24, 2015. Editor: Arthur Erdman.

J. Med. Devices 9(2), 020947 (Jun 01, 2015) (2 pages) Paper No: MED-15-1053; doi: 10.1115/1.4030126 History: Received March 03, 2015; Revised March 17, 2015; Online April 24, 2015

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Copyright © 2015 by ASME
Topics: Electrodes , Design
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Grahic Jump Location
Fig. 1

FEM analysis of electrode assembly to validate the underlying assumption of WECS. (a) A montage with electrode assembly. (b) Even, partially uneven, and fully uneven current injection mode through metal rivets of an electrode assembly keeping total current constant. (c) A streamline current flow from each metal rivets under all three current injection conditions. (d) Current density observed at the scalp electrode interface. (e) An electric field distribution found in the brain target.




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