MR current density and conductivity imaging: The state of the art

Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings

Volumn 26 VII, Issue , 2004, Pages 5315-5319

  Joy, Michael L G ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

Electrical Current Density Conductivity Impedance; Imaging; Magnetic; Resonance

Indexed keywords

CURRENT DENSITY; DATA ACQUISITION; DATA PROCESSING; ELECTRIC CONDUCTIVITY; IMAGING TECHNIQUES; MAGNETIC FIELDS; SQUIDS;

CURRENT DENSITY CONDUCTIVITY IMPEDANCE; MODIFIED PULSE SEQUENCE (PSD); OPTICAL CONDUCTIVITY;

MAGNETIC RESONANCE IMAGING;

EID: 11144281254     PISSN: 05891019     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (33)

1. M. L. G. Joy, G. C. Scott, and R. M. Henkelman, "In-Vivo Detection of Applied Electric Currents by Magnetic Resonance Imaging," Magnetic Resonance Imaging, vol. 7, pp. 89-94, 1989.
2. G. C. Scott, M. L. G. Joy, R. L. Armstrong, and R. M. Henkelman, "Measurement of nonuniform current density by magnetic resonance," IEEE Trans. Med. Imag, vol. 10, pp. 362-374, 1991.
3. G. C. Scott, M. L. G. Joy, R. L. Armstrong, and R. M. Henkelman, "Sensitivity of Magnetic Resonance Current Density Imaging," J. Mag. Res, 1992.
4. A. Weinroth, "Variable Frequency Current Density Imaging," in IBME-Dept of Elec. and Computer Eng. Toronto: University of Toronto, 1998.
5. L. Y. L. Mo, G. Yip, R. S. C. Cobbold, C. Gutt, M. L. G. Joy, G. Santyr, and K. K. Shung, "Non-Newtonian behavior of whole blood in a large diameter tube," Biorheology, vol. 28, pp. 421-427, 1991.
6. M. L. G. Joy, V. P. Lebedev, and J. Gatti, "Imaging of Current Density and Current Pathways in Rabbit Brain during Transcranial Electrostimulation," IEEE Trans. Biomed. Eng, vol. 46, pp. 1139-1149, 1999.
7. T. P. DeMonte, A. Patriciu, M. L. G. Joy, and J. J. Struijk, "Current densities produced by surface electrodes: comparison of MRI measurements and finite element modeling, 2001," presented at ISMRM,IX'th Sci. Meet. & Exh., Glasgow,686, 2001.
8. A. Patriciu, K. Yoshida, T. P. DeMonte, and M. L. G. Joy, "Detecting Skin Burns Induced by Surface Electrodes," presented at 23rd Ann. Int.l Conf. IEEE EMBS, Istanbul, 1158, 2001.
9. A. Patriciu, T. P. DeMonte, M. L. G. Joy, and J. J. Struijk, "Investigation of Current Densities Produced by Surface Electrodes Using Finite Element Modeling and Current Density Imaging," presented at 23rd Ann.Int.l Conf. IEEE EMBS, Turkey,1157, 2001.
10. R. S. Yoon, T. P. DeMonte, D. Jorgenson, and M. L. G. Joy, "Study of current pathways in porcine heart using current density imaging"," presented at ISMRM, IX'th Sci. Meet. & Exh., Glasgow, 685, 2001.
11. T. P. DeMonte, R. S. Yoon, D. Jorgenson, and M. L. G. Joy, "Artifacts Associated with Measuring Cardiac Electrical Currents in a Post-mortem Pig Using Current Density Imaging," presented at ISMRM,X'th Sci. Meet, and Exh.2313, 2002.
12. R. S. Yoon, T. P. DeMonte, K. F. Hasanov, D. Jorgenson, and M. L. G. Joy, "Vector Analysis of Current Pathways in Post-mortem Pig Torso," presented at ISMRM,X'th Sci. Meet, and Exh., Honolulu. Hawai'i,2314, 2002.
13. R. S. Yoon, T. P. DeMonte, K. F. Hasanov, D. Jorgenson, and M. L. G. Joy, "Direct Measurement of Current Pathways Between Defibrillation Electrodes in a Pig," presented at NASPE 2002, San Diego,697, 2002.
14. R. S. Yoon, T. P. DeMonte, K. F. Hasanov, D. B. Jorgenson, and M. L. G. Joy, "Measurement of thoracic current flow in pigs for the study of defibrillation and cardioversion," Ieee Transactions on Biomedical Engineering, vol. 50, pp. 1167-1173, 2003.
15. R. S. Yoon, T. P. DeMonte, L. Organ, and M. L. G. Joy, "Study of Current Density Distribution in a Non-Invasive Breast Cancer Detection Device," presented at Engineering in Medicine and Biology Soc 25't AIC, Cancun, Mexico,494-496, 2003.
16. E. J. Woo, S. Y. Lee, and C. W. Mun, "Impedance tomography using internal current density distribution measured by nuclear magnetic resonance," presented at Mathematical Methods in Medical Imaging III, San Diego, CA, USA,377-385, 1994.
17. B. M. Eyuboglu, R. Reddy, and J. S. Leigh, "Imaging of electric current density with MR imaging," Radiology, vol. 201, pp. 368-368, 1996.
18. B. M. Eyuboglu, R. Reddy, and J. S. Leigh, "Measurement of Electric Current Density with Magnetic Resonance Imaging," presented at IEEE Nuc. Sci. Symp.1472-1473, 1996.
19. B. M. Eyuboglu, R. Reddy, and J. S. Leigh, "Imaging electrical current density using nuclear magnetic resonance," Elektrik, vol. 6, pp. 201-215, 1998.
20. T. P. DeMonte, R. S. Yoon, D. B. Jorgenson, and M. L. G. Joy, "A System for In-Vivo Cardiac Defibrillation Current Density Imaging in a Pig," presented at Engineering in Medicine and Biology Soc 25't AIC, Cancun, Mexico, 175-178, 2003.
21. U. Mikac, F. Demsar, K. Beravs, and I. Sersa, "Magnetic resonance imaging of alternating electric currents," Magnetic Resonance Imaging, vol. 19, pp. 845-856, 2001.
22. G. C. Scott, M. L. G. Joy, R. L. Armstrong, and R. M. Henkelman, "RF Current Density Imaging in Homogeneous Media," Magnetic Resonance in Medicine, vol. 28, pp. 186-201, 1992.
23. G. C. Scott, M. L. G. Joy, R. L. Armstrong, and R. M. Henkelman, "Electromagnetic Considerations for RF Current Density Imaging," IEEE Transactions on Medical Imaging, vol. 14, pp. 515-524, 1995.
24. G. C. Scott, M. L. G. Joy, R. L. Armstrong, and R. M. Henkelman, "Rotating Frame RF Current Density Imaging," Magnetic Resonance in Medicine, vol. 33, pp. 355-369, 1995.
25. O. Kwon, J.-Y. Lee, and J.-R. Yoon, "Equipotential line method for magnetic resonance electrical impedance tomography," Inverse Problems, vol. 18, pp. 1089-1100, 2002.
26. B. M. Eyuboglu, J. S. Leigh, and R. Reddy, "Magnetic Resonance-Electrical Impedance Tomography." United States: The trustees of the University of Pennsylvania, PA (US), 2002.
27. N. P. Zhang, "Electrical Impedance Tomography Based on Current Density Imaging," in IBME & Dept. Electrical Engineering, 1992.
28. Y. Z. Ider and O. Birgul, "Use of the magnetic field generated by the internal distribution of injected currents for Electrical Impedance Tomography (MR-EIT)," Elektrik, vol. 6, pp. 215-225, 1998.
29. M. L. Joy, A. I. Nachman, K. F. Hasanov, R. S. Yoon, A. W. Ma, M. L. Joy, A. I. Nachman, K. F. Hasanov, R. S. Yoon, and A. W. Ma, "A new approach to Current Density Impedance Imaging (CDD)," presented at ISMRM 12th Scientific Meeting, Kyoto, Japan,2004.
30. H. S. Khang, B. I. Lee, S. H. Oh, E. J. Woo, S. Y. Lee, M. Y. Cho, O. Kwon, J. R. Yoon, and J. K. Seo, "J-substitution algorithm in Magnetic Resonance Electrical Impedance Tomography (MREIT): Phantom experiments for static resistivity images," Ieee Transactions on Medical Imaging, vol. 21. pp. 695-702, 2002.
31. O. Birgul, B. M. Eyuboglu, and Y. Z. Ider, "Experimental results for 2D magnetic resonance electrical impedance tomography (MR-EIT) using magnetic flux density in one direction," Physics in Medicine and Biology, vol. 48, pp. 3485-3504, 2003.
32. S. H. Oh, B. I. Lee, E. J. Woo, S. Y. Lee, M. H. Cho, O. Kwon, and J. K. Seo, "Conductivity and current density image reconstruction using harmonic B-z algorithm in magnetic resonance electrical impedance tomography," Physics in Medicine and Biology, vol. 48, pp. 3101-3116, 2003.
33. E. J. Woo and J. K. Seo, "MREIT Research at IIRC." Toronto, April 2004. Presented at The Fields Institute for Research in Mathematical Sciences.