메뉴 건너뛰기




Volumn 15, Issue 1, 2002, Pages 26-36

Finite-difference time-domain-based studies of MRI pulsed field gradient-induced eddy currents inside the human body

Author keywords

FDTD method; Gradient field; Human body model; Induced current densities; MRI; Peripheral nerve stimulation

Indexed keywords

ARTICLE; DENSITY; GEOMETRY; HUMAN TISSUE; MAGNETIC FIELD; NERVE STIMULATION; NUCLEAR MAGNETIC RESONANCE IMAGING; PARAMETER; SIMULATION; TIME;

EID: 18544375738     PISSN: 10437347     EISSN: None     Source Type: Journal    
DOI: 10.1002/cmr.10011     Document Type: Article
Times cited : (42)

References (19)
  • 1
    • 0027225604 scopus 로고
    • Limits to neural stimulation in echo-planar imaging
    • Mansfileld P, Harvey PR. Limits to neural stimulation in echo-planar imaging. Magn Reson Med 1993; 29:746-758.
    • (1993) Magn Reson Med , vol.29 , pp. 746-758
    • Mansfileld, P.1    Harvey, P.R.2
  • 2
    • 0034365345 scopus 로고    scopus 로고
    • Biological effects and health implications in magnetic resonance imaging
    • Kangarlu A, Robitaille PML. Biological effects and health implications in magnetic resonance imaging. Concepts Magn Reson 2000; 12:321-359.
    • (2000) Concepts Magn Reson , vol.12 , pp. 321-359
    • Kangarlu, A.1    Robitaille, P.M.L.2
  • 3
    • 0032832724 scopus 로고    scopus 로고
    • Modular gradient coil: A new concept in high-performance whole-body gradient coil design
    • Harvey PR, Katzonelson E. Modular gradient coil: a new concept in high-performance whole-body gradient coil design. Magn Reson Med 1999; 42:561-570.
    • (1999) Magn Reson Med , vol.42 , pp. 561-570
    • Harvey, P.R.1    Katzonelson, E.2
  • 4
    • 0031962707 scopus 로고    scopus 로고
    • Maximum pulsed electromagnetic field limits based on peripheral nerve stimulation: Application to IEEE/ANSI C95.1 electromagnetic field standards
    • Reilly JP. Maximum pulsed electromagnetic field limits based on peripheral nerve stimulation: application to IEEE/ANSI C95.1 electromagnetic field standards. IEEE Trans Biomed Eng 1998; 45:137-141.
    • (1998) IEEE Trans Biomed Eng , vol.45 , pp. 137-141
    • Reilly, J.P.1
  • 5
    • 0031397354 scopus 로고    scopus 로고
    • Peripheral nerve stimulation in a whole body echo-planar imaging system
    • Ehrhardt JC, Lin CS, Magnotta VA, Fisher DJ. Peripheral nerve stimulation in a whole body echo-planar imaging system. J Magn Reson Imag 1997; 7:405-409.
    • (1997) J Magn Reson Imag , vol.7 , pp. 405-409
    • Ehrhardt, J.C.1    Lin, C.S.2    Magnotta, V.A.3    Fisher, D.J.4
  • 6
    • 0028549679 scopus 로고
    • A three-dimensional finite element method for computing magnetically induced currents in tissues
    • Wang W, Eisenberg SR. A three-dimensional finite element method for computing magnetically induced currents in tissues. IEEE Trans Magn 1994; 30:5015-5023.
    • (1994) IEEE Trans Magn , vol.30 , pp. 5015-5023
    • Wang, W.1    Eisenberg, S.R.2
  • 7
    • 0027699228 scopus 로고
    • Magnetic stimulation of excitable tissue: Calculation of induced eddy-currents with a three-dimensional finite element model
    • Mouchawar GA, Nyenhhuis JA, Geddes LA. Magnetic stimulation of excitable tissue: calculation of induced eddy-currents with a three-dimensional finite element model. IEEE Trans Magn 1993; 29:3355-3357.
    • (1993) IEEE Trans Magn , vol.29 , pp. 3355-3357
    • Mouchawar, G.A.1    Nyenhhuis, J.A.2    Geddes, L.A.3
  • 8
    • 0030130971 scopus 로고    scopus 로고
    • Analysis of eddy currents originating from switched magnetic gradient fields in magnetic resonance imaging
    • Berl
    • Simunic D, Renhart WP. Analysis of eddy currents originating from switched magnetic gradient fields in magnetic resonance imaging. Biomed Tech (Berl) 1996; 41:79-83.
    • (1996) Biomed Tech , vol.41 , pp. 79-83
    • Simunic, D.1    Renhart, W.P.2
  • 9
    • 0344731407 scopus 로고    scopus 로고
    • Specific absorption rates and induced current densities for an anatomy-based model of the human for exposure to time-varying magnetic fields of MRI
    • Ganhi OP, Chen XB. Specific absorption rates and induced current densities for an anatomy-based model of the human for exposure to time-varying magnetic fields of MRI. Magn Reson Med 1999; 41:816-823.
    • (1999) Magn Reson Med , vol.41 , pp. 816-823
    • Ganhi, O.P.1    Chen, X.B.2
  • 11
    • 0033770165 scopus 로고    scopus 로고
    • Computational analysis of the high pass birdcage resonator: Finite difference time domain simulations for high-field MRI
    • Ibrahim TS, Lee R, Baertlein BA. Computational analysis of the high pass birdcage resonator: finite difference time domain simulations for high-field MRI. Concepts Magn Reson 2000; 18:835-843.
    • (2000) Concepts Magn Reson , vol.18 , pp. 835-843
    • Ibrahim, T.S.1    Lee, R.2    Baertlein, B.A.3
  • 12
    • 0032252606 scopus 로고    scopus 로고
    • SAR and B1 field distributions in a heterogeneous human head model within a birdcage coil
    • Collins CM, Li S, Smith MB. SAR and B1 field distributions in a heterogeneous human head model within a birdcage coil. Magn Reson Med 1998; 40:847-856.
    • (1998) Magn Reson Med , vol.40 , pp. 847-856
    • Collins, C.M.1    Li, S.2    Smith, M.B.3
  • 13
    • 18544382753 scopus 로고    scopus 로고
    • An analysis of the high-definition finite-difference time-domain (HD-FDTD) methods
    • in press
    • Zhao H, Crozier S, Liu F. An analysis of the high-definition finite-difference time-domain (HD-FDTD) methods. Appl Math Model, in press.
    • Appl Math Model
    • Zhao, H.1    Crozier, S.2    Liu, F.3
  • 14
    • 18544365751 scopus 로고    scopus 로고
    • http://www.brooks.af.mil/AFRL/HED/hedr/.
  • 15
    • 0003084437 scopus 로고    scopus 로고
    • Designs for an asymmetric gradient set and a compact superconducting magnet for neural magnetic resonance imaging
    • Crozier S, Luescher K, Hinds G, Roffmann WU, Doddrell DM. Designs for an asymmetric gradient set and a compact superconducting magnet for neural magnetic resonance imaging. Rev Sci Instrum 1999; 70:4062-4066.
    • (1999) Rev Sci Instrum , vol.70 , pp. 4062-4066
    • Crozier, S.1    Luescher, K.2    Hinds, G.3    Roffmann, W.U.4    Doddrell, D.M.5
  • 16
    • 0030349006 scopus 로고    scopus 로고
    • An analysis of the finite-difference time-domain method for modeling the microwave heating of dielectric materials with a three-dimensional cavity system
    • Zhao H, Turner IW. An analysis of the finite-difference time-domain method for modeling the microwave heating of dielectric materials with a three-dimensional cavity system. J Microw Power Electromagn Energy 1996; 31:199-214.
    • (1996) J Microw Power Electromagn Energy , vol.31 , pp. 199-214
    • Zhao, H.1    Turner, I.W.2
  • 17
    • 0030666557 scopus 로고    scopus 로고
    • Axonal stimulations under MRI magnetic field z-gradients: A modeling study
    • Carbunaru R, Durand DM. Axonal stimulations under MRI magnetic field z-gradients: a modeling study. Magn Reson Med 1997; 38:750-758.
    • (1997) Magn Reson Med , vol.38 , pp. 750-758
    • Carbunaru, R.1    Durand, D.M.2
  • 18
    • 0030088116 scopus 로고    scopus 로고
    • Computer simulation of epicardial potentials using a heart-torso model with realistic geometry
    • Lu WX, Xia L. Computer simulation of epicardial potentials using a heart-torso model with realistic geometry. IEEE Trans Biomed Eng 1996; 43:211-217.
    • (1996) IEEE Trans Biomed Eng , vol.43 , pp. 211-217
    • Lu, W.X.1    Xia, L.2
  • 19
    • 0034162370 scopus 로고    scopus 로고
    • The use of a coupled computational model for studying the microwave heating of wood
    • Zhao H, Turner IW. The use of a coupled computational model for studying the microwave heating of wood. Appl Math Model 2000; 24:183-197.
    • (2000) Appl Math Model , vol.24 , pp. 183-197
    • Zhao, H.1    Turner, I.W.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.