Self-decoupled radiofrequency coils for magnetic resonance imaging

Nature Communications
Xinqiang YanWilliam A Grissom

Abstract

Arrays of radiofrequency coils are widely used in magnetic resonance imaging to achieve high signal-to-noise ratios and flexible volume coverage, to accelerate scans using parallel reception, and to mitigate field non-uniformity using parallel transmission. However, conventional coil arrays require complex decoupling technologies to reduce electromagnetic coupling between coil elements, which would otherwise amplify noise and limit transmitted power. Here we report a novel self-decoupled RF coil design with a simple structure that requires only an intentional redistribution of electrical impedances around the length of the coil loop. We show that self-decoupled coils achieve high inter-coil isolation between adjacent and non-adjacent elements of loop arrays and mixed arrays of loops and dipoles. Self-decoupled coils are also robust to coil separation, making them attractive for size-adjustable and flexible coil arrays.

References

Nov 1, 1990·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·P B RoemerO M Mueller
Nov 5, 1997·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·D K Sodickson, W J Manning
Aug 14, 1999·Child's Nervous System : ChNS : Official Journal of the International Society for Pediatric Neurosurgery
Jul 12, 2002·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Ray F LeeChristopher J Hardy
Jul 12, 2002·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Mark A GriswoldAxel Haase
Jul 12, 2002·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Jacco A de ZwartJeff H Duyn
Jan 2, 2003·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Ulrich KatscherJohan S van den Brink
Apr 6, 2004·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Yudong Zhu
Aug 25, 2004·Journal of Magnetic Resonance·Xiaozhong Zhang, Andrew Webb
Oct 27, 2004·Journal of Magnetic Resonance·D I HoultS B King
Oct 27, 2004·Journal of Magnetic Resonance·Robert G PinkertonRavi S Menon
Jul 21, 2005·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Robert G PinkertonRavi S Menon
Oct 6, 2005·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Michael A OhligerDaniel K Sodickson
Jul 11, 2006·Journal of Magnetic Resonance·Bing WuGary X Shen
Aug 9, 2006·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·William GrissomDouglas C Noll
Jan 26, 2008·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Gregor AdrianyKâmil Uğurbil
Jul 3, 2009·Journal of Magnetic Resonance·Mikhail Kozlov, Robert Turner
Oct 21, 2010·IEEE Transactions on Medical Imaging·Marta G ZanchiGreig C Scott
Aug 24, 2011·Medical Physics·Ye LiXiaoliang Zhang
Nov 22, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·C J SnyderG J Metzger
Jan 19, 2012·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Kay Nehrke, Peter Börnert
Apr 11, 2012·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Tao ZhangMichael Lustig
Feb 13, 2013·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·N Gudino, M A Griswold
Mar 5, 2013·Journal of Magnetic Resonance·Boris Keil, Lawrence L Wald
Mar 12, 2013·Journal of Magnetic Resonance·David A Feinberg, Kawin Setsompop
Mar 14, 2013·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·G ShajanRolf Pohmann
Jun 19, 2013·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Bastien GuérinLawrence L Wald
Apr 9, 2014·IEEE Transactions on Medical Imaging·Xinqiang YanRong Xue
Apr 23, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Bastien GuérinLawrence L Wald
Nov 22, 2014·IEEE Transactions on Medical Imaging·Ian R O ConnellRavi S Menon
Dec 3, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Su XuRao P Gullapalli
Jun 30, 2015·Applied Magnetic Resonance·Xinqiang YanXiaoliang Zhang
Aug 19, 2015·NMR in Biomedicine·A J E RaaijmakersC A T van den Berg
Oct 29, 2015·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Zhipeng CaoWilliam A Grissom
Feb 19, 2016·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·M Arcan ErtürkGregory J Metzger
Mar 11, 2016·Nature Communications·Joseph R CoreaAna C Arias
Jun 6, 2016·Journal of Magnetic Resonance·Anna A HurshkainenAlexander J E Raaijmakers
Mar 12, 2019·Nature Biomedical Engineering·Bei ZhangMartijn A Cloos

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Citations

Nov 14, 2019·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Zhipeng CaoWilliam A Grissom
Sep 5, 2019·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Thomas RuytenbergIrena Zivkovic
Jun 13, 2019·Topics in Magnetic Resonance Imaging : TMRI·Oliver Kraff, Harald H Quick
Jul 4, 2020·NMR in Biomedicine·Nikolai I AvdievichAnke Henning
Sep 27, 2019·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Hongwei SunJonathan C Sharp
Dec 24, 2018·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Bei ZhangGraham Wiggins
Feb 4, 2021·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Xin LiJoseph V Rispoli
Feb 23, 2020·Magnetic Resonance Imaging·Ming LuXinqiang Yan
Mar 30, 2021·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Nader TavafPierre-Francois Van de Moortele
Jan 1, 2020·Concepts in Magnetic Resonance. Part B, Magnetic Resonance Engineering·Karthik LakshmananGraham C Wiggins
Dec 22, 2021·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Kyle M GilbertCorey A Baron

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Methods Mentioned

BETA
imaging techniques

Software Mentioned

ANSYS Electromagnetics
ANSYS Designer
ANSYS HFSS

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