Current dipole estimation from magnetospinogram with 3-D planar sensor array

Satoshi Honda

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Magnetspinogram(MSG) is an electrical diagnosis method for myelopathy, symptom by fault of spinal nerve. It is one of the promising technique to locate spinal cord legion by detecting nerve activities. Since the nerve activities are hard to detect on body surface electrode as in electroencephalogram(EEG), 3-D biomagnetic superconducting quantum interference device(SQUID) sensors are in clinical use. This paper describes application of a direct current dipole estimation method succeeded in magnetoencephalogram(MEG) to MSG processing. Since MSG does not have the electrical counter part, electrospinogram(ESG), due to low SNR, a closed and explicit description of volume current field is required, and we introduce strict derivation by using Green's function.

Original languageEnglish
Title of host publication2017 56th Annual Conference of the Society of Instrument and Control Engineers of Japan, SICE 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages916-921
Number of pages6
Volume2017-November
ISBN (Electronic)9784907764579
DOIs
Publication statusPublished - 2017 Nov 10
Event56th Annual Conference of the Society of Instrument and Control Engineers of Japan, SICE 2017 - Kanazawa, Japan
Duration: 2017 Sept 192017 Sept 22

Other

Other56th Annual Conference of the Society of Instrument and Control Engineers of Japan, SICE 2017
Country/TerritoryJapan
CityKanazawa
Period17/9/1917/9/22

Keywords

  • equivalent current dipole
  • magnetospinogram
  • moment expansion

ASJC Scopus subject areas

  • Computer Science Applications
  • Control and Optimization
  • Control and Systems Engineering
  • Instrumentation

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