Evaluation of MRI RF probes utilizing infrared sensors

IEEE Transactions on Biomedical Engineering

Volumn 53, Issue 5, 2006, Pages 963-967

  Ibrahim, Tamer S ^a,b   Lee, Robert ^c  

^a UNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE   (United States)

^b University of Oklahoma   (United States)

^c Ohio State University   (United States)

Author keywords

FDTD; Infrared sensors; RF coils

Indexed keywords

ELECTRIC FIELDS; FINITE DIFFERENCE METHOD; INFRARED DETECTORS; OPTICAL SENSORS; PROBES; TIME DOMAIN ANALYSIS;

ELECTRIC FIELD DISTRIBUTION; FDTD; INFRARED SENSORS; RF COILS;

MAGNETIC RESONANCE IMAGING;

ACCURACY; ARTICLE; CALCULATION; ELECTRIC FIELD; ELECTROMAGNETIC RADIATION; HEAT TRANSFER; IMAGE QUALITY; INFRARED RADIATION; MECHANICAL PROBE; NUCLEAR MAGNETIC RESONANCE IMAGING; RADIATION ABSORPTION; RADIATION DOSE DISTRIBUTION; RADIOFREQUENCY; SENSOR; THREE DIMENSIONAL IMAGING;

EQUIPMENT DESIGN; EQUIPMENT FAILURE ANALYSIS; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; RADIATION DOSAGE; RADIO WAVES; RADIOMETRY; SPECTROPHOTOMETRY, INFRARED; THERMOGRAPHY; TRANSDUCERS;

EID: 33646379140     PISSN: 00189294     EISSN: None     Source Type: Journal    
DOI: 10.1109/TBME.2006.871892     Document Type: Article

References (30)

1. O. P. Gandhi and X. B. Chen, "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., vol. 41, pp. 816-823, 1999.
2. J. Chen, Z. Feng, and J. M. Jin, "Numerical simulation of SAR and B1-field inhomogeneity of shielded RF coils loaded with the human head," IEEE Trans. Biomed. Eng., vol. 45, no. 5. pp. 650-659, May 1998.
3. C. M. Collins and M. B. Smith, "Calculations of B(1) distribution, SNR, and SAR for a surface coil adjacent to an anatomically-accurate human body model," Magn. Reson. Med., vol. 45, pp. 692-699, 2001.
4. T. S. Ibrahim, R. Lee, B. A. Baertlein, Y. Yu, and P.-M. L. Robitaille, "Computational analysis of the high pass birdcage resonator: finite difference time domain simulations for high-field MRI," Magn. Reson. Imag., vol. 18, pp. 835-843, 2000.
5. T. S. Ibrahim, A. M. Abduljalil, R. Lee, B. A. Baertlein, and P.-M. L. Robitaille, "Analysis of B1 field profiles and SAR values for multi-strut transverse electromagnetic RF coils in high field MRI application," Phys. Med. Biol., vol. 46, pp. 2545-2555, 2001.
6. T. S. Ibrahim, R. Lee, A. M. Abduljalil, B. A. Baertlein, and P.-M. L. Robitaille, "Dielectric resonances and B1 field inhomogeneity in UHFMRI: computational analysis and experimental findings," Magn. Reson. Imag., vol. 19, pp. 219-226, 2001.
7. T. S. Ibrahim, R. Lee, B. A. Baertlein, and P.-M. L. Robitaille, "Effect of RF coil excitation on field inhomogeneity at ultra high fields: a field optimized TEM resonator," Magn. Reson. Imag., vol. 19, pp. 1339-1347, 2001.
8. T. S. Ibrahim, R. Lee, B. A. Baertlein, A. Kangarlu, and P.-M. L. Robitaille, "Application of finite difference time domain method for the design of birdcage RF head coils using multiport excitations," Magn. Reson. Imag., vol. 18, pp. 733-742, 2000.
9. H. Glover, C. E. Hayes, N. J. Pelc, W. A. Edelstein, O. M. Mueller, H. R. Hart, C. J. Hardy, M. O'Donnell, and W. D. Barber, "Comparison of linear and circular polarization for magnetic resonance imaging," J. Magn. Reson., vol. 64, pp. 255-270, 1985.
10. R. Stollberger and P. Wach, "Imaging of the active B1 field in vivo," Magn. Reson. Med., vol. 35, pp. 246-251, 1996.
11. E. K. Insko and L. Bolinger, "Mapping of radiofrequency field," J. Magn. Reson. Ser. A, vol. 103, pp. 82-85, 1993.
12. T. S. Ibrahim, C. Mitchell, P. Schmalbrock, and D. W. Chakeres, "Computational and experimental analysis of electromagnetic fields induced by RF coils for high field imaging," in Proc. 12th Int. Soc. Magnetic Resonance in Medicine Annu. Meeting, Kyoto, Japan, 2004, p. 488.
13. Y. Ishihara, H. Watanabe, K. Okamoto, T. Kanamatsu, and Y. Tsukada, "Temperature monitoring of internal body heating induced by decoupling pulses in animal 13C-MRS experiments," Magn. Reson. Med., vol. 43, pp. 706-803, 2000.
14. C. Weidensteiner, B. Quesson, B. Caire-Gana, N. Kerioui, A. Rullier, H. Trillaud, and C. T. W. Moonen, "Real-time MR temperature mapping of rabbit liver in vivo during thermal ablation," Magn. Reson. Med., vol. 50, pp. 322-330, 2003.
15. G. Rademaker, J. W. Jenne, R. Rastert, D. Roder, and L. Schad, "Comparison of noninvasive MRT procedures for temperature measurement for the application of medical heat therapies," Z Med. Phys., vol. 13, pp. 183-187, 2003.
16. A. J. Schwarz, M. Rijpkema, D. J. Collins, G. S. Payne, T. Prock, A. C. Woodward, A. Heerschap, and M. O. Leach, "SAR and tissue heating with a clinical (31)P MRS protocol using surface coils, adiabatic pulses, and proton-decoupling," Magn. Reson. Med., vol. 44, pp. 692-700, Nov. 2000.
17. R. M. Sega and J. D. Norgard, "An infrared measurement technique for the assessment of electromagnetic coupling," IEEE Trans. Nucl. Sci., vol. 32, pp. 4330-1332, NS-1985.
18. J. D. Norgard, D. C. Fromme, and R. M. Sega, "Correlation of infrared measurement results of coupled fields in long cylinders with a dual series solution," IEEE Trans. Nucl. Sci., vol. 37, no. 6, pp. 2138-2143, Dec. 1990.
19. T. S. Ibrahim, B. A. Baertlein, R. Gilbert, R. Lee, A. M. Abduljalil, and P.-M. L. Robitaille, "Minimally invasive probing of B1 field distributions in MR coils using infrared sensors," in Proc. 9th Annu. Meeting Int. Soc. Magnetic Resonance in Medicine, Glasgow, U.K., 2001, p. 695.
20. T. S. Ibrahim, R. Gilbert, A. M. Abduljalil, B. A. Baertlein, R. Lee, and P.-M. L. Robitaille, "Measuring RF field distributions in MR coils with IR sensors," in Proc. IEEE Int. Symp. Antennas and Propagation and USNC/CNC/URSI North American Radio Science, Boston, MA, 2001, pp. 374-377.
21. H. Xiao, Y. Zhang, and A. Wang, "Multispectral three-dimensional digital infrared thermal imaging," Opt. Eng., vol. 42, pp. 906-911, 2003.
22. J. T. Vaughan, H. P. Hetherington, J. O. Otu, J. W. Pan, and J. M. Pohost, "High frequency volume coils for clinical NMR imaging and spectroscopy," Magn. Reson. Med., vol. 32, pp. 206-218, 1994.
23. P. K. Roschmann, "High-Frequency Coil System for Magnetic Resonance Imaging Apparatus," 4 746 866, 1988, U.S. Patent, assignee.
24. F. T. Ulaby and P. K. Fung, Microwave Remote Sensing, Active and Passive: From Theory to Applications. Dedham, MA: Artech House, 1986.
25. T. S. Ibrahim, R. Lee, A. M. Abduljalil, B. A. Baertlein, and P.-M. L. Robitaille, "Calculations of EM interactions with biological tissue: magnetic resonance imaging at ultra high field," Appl. Comput. Electromagn., vol. 16, pp. 138-144, 2001.
26. T. S. Ibrahim, A. Kangarlu, and D. W. Chakeres, "Design and performance issues of RF coils utilized in ultra high field MRI: experimental and numerical evaluations," IEEE Trans. Biomed. Eng., vol. 52, no. 7, pp. 1278-1284, Jul. 2005.
27. J. P. Berenger, "A perfectly matched layer for the absorption of electromagnetic waves," J. Comput. Phys., vol. 114, pp. 185-20, 1994.
28. T. S. Ibrahim, C. Mitchell, R. Lee, P. Schmalbrock, and D. W. Chakeres, "a perspective into the operation of RF coils from 1.5 to 11.7 Tesla," Magn. Reson. Med., vol. 54, no. 3, pp. 683-690, 2005.
29. T. S. Ibrahim, R. Lee, B. A. Baertlein, Y. Yu, and P.-M. L. Robitaille, "On the physical feasibility of achieving linear polarization at high-field: a study of the birdcage coil," in Proc. 7th Annu. Meeting Int. Soc. Magnetic Resonance in Medicine, Philadelphia, PA, 1999, p. 2058.
30. T. S. Ibrahim, R. Lee, B. A. Baertlein, and P.-M. L. Robitaille, "B1 field homogeneity and SAR calculations in the high pass birdcage coil," Phys. Med. Biol., vol. 46, pp. 609-619, 2001.