Signal-to-noise ratio comparison of phased-array vs. implantable coil for rat spinal cord MRI

Magnetic Resonance Imaging

Volumn 25, Issue 8, 2007, Pages 1215-1221

  Yung, Andrew C ^a   Kozlowski, Piotr ^a  

^a UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

Implantable coil; MRI; Phased array; Rat spinal cord

Indexed keywords

ARTICLE; FEASIBILITY STUDY; IMAGE ANALYSIS; IMAGE QUALITY; IMPLANT; INTERMETHOD COMPARISON; LAMINECTOMY; NEUROIMAGING; NUCLEAR MAGNETIC RESONANCE IMAGING; PRIORITY JOURNAL; SIGNAL NOISE RATIO; SPINAL CORD;

ANIMALS; EQUIPMENT DESIGN; EQUIPMENT FAILURE ANALYSIS; IMAGE ENHANCEMENT; MAGNETIC RESONANCE IMAGING; MAGNETICS; PROSTHESES AND IMPLANTS; RATS; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SPINAL CORD; TRANSDUCERS;

RATTUS;

EID: 34648846241     PISSN: 0730725X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mri.2007.01.006     Document Type: Article

References (20)

1. Fraidakis M., Klason T., Cheng H., Olson L., and Spenger C. High-resolution MRI of intact and transected rat spinal cord. Exp Neurol 153 2 (1998) 299-312
2. Weirich S.D., Cotler H.B., Narayana P.A., Hazle J.D., Jackson E.F., Coupe K.J., et al. Histopathologic correlation of magnetic resonance imaging signal patterns in a spinal cord injury model. Spine 15 7 (1990) 630-638
3. Silver X., Ni W.X., Mercer E.V., Beck B.L., Bossart E.L., Inglis B., et al. In vivo 1H magnetic resonance imaging and spectroscopy of the rat spinal cord using an inductively-coupled chronically implanted RF coil. Magn Reson Med 46 6 (2001) 1216-1222
4. Ford J.C., Hackney D.B., Alsop D.C., Jara H., Joseph P.M., Hand C.M., et al. MRI characterization of diffusion coefficients in a rat spinal cord injury model. Magn Reson Med 31 5 (1994) 488-494
5. Yung A.C., Choo A., Liu J., Tetzlaff W., Oxland T., and Kozlowski P. Measurements of myelin water in rat spinal cord in vivo. Book of abstracts: Twelfth Annual Meeting of the International Society of Magnetic Resonance in Medicine Vol. 1 (2004), ISMRM, Kyoto, Japan 1537
6. Ford J.C., Hackney D.B., Joseph P.M., Phelan M., Alsop D.C., Tabor S.L., et al. A method for in vivo high resolution MRI of rat spinal cord injury. Magn Reson Med 31 2 (1994) 218-223
7. Wirth III E.D., Mareci T.H., Beck B.L., Fitzsimmons J.R., and Reier P.J. A comparison of an inductively coupled implanted coil with optimized surface coils for in vivo NMR imaging of the spinal cord. Magn Reson Med 30 5 (1993) 626-633
8. Bilgen M., Elshafiey I., and Narayana P.A. In vivo magnetic resonance microscopy of rat spinal cord at 7 T using implantable RF coils. Magn Reson Med 46 6 (2001) 1250-1253
9. Bilgen M. Simple, low-cost multipurpose RF coil for MR microscopy at 9.4 T. Magn Reson Med 52 4 (2004) 937-940
10. Bilgen M. Magnetic resonance microscopy of spinal cord injury in mouse using a miniaturized implantable RF coil. J Neurosci Methods 159 1 (2006) 93-97
11. Bilgen M. Inductively-overcoupled coil design for high resolution magnetic resonance imaging. Biomed Eng Online 5 (2006) 3
12. Roemer P.B., Edelstein W.A., Hayes C.E., Souza S.P., and Mueller O.M. The NMR phased array. Magn Reson Med 16 2 (1990) 192-225
13. Beck B.L., and Blackband S.J. Phased array imaging on a 4.7T/33 cm animal research system. Rev Sci Instrum 72 11 (2001) 4292-4294
14. Ullmann P., Junge S., Nauerth A., Panagiotelis I., Ruhm W., and Hennig J. High field parallel imaging in rats. Book of abstracts: Twelfth Annual Meeting of the International Society of Magnetic Resonance in Medicine Vol. 1 (2004), ISMRM, Kyoto, Japan 1610
15. Terman F. Radio engineers' handbook (1943), McGraw-Hill 148
16. Constantinides C.D., Atalar E., and McVeigh E.R. Signal-to-noise measurements in magnitude images from NMR phased arrays. Magn Reson Med 38 5 (1997) 852-857
17. Henkelman R.M. Measurement of signal intensities in the presence of noise in MR images. Med Phys 12 2 (1985) 232-233
18. Kramer C.Y. Extension of multiple range tests to group means with unequal numbers of replications. Biometrics 12 (1956) 309-310
19. Bewick V., Cheek L., and Ball J. Statistics review 7: correlation and regression. Crit Care 7 6 (2003) 451-459
20. Yung A.C., Carr K., and Kozlowski P. Comparison of phased array versus implantable coil for rat spinal cord MRI. Book of abstracts: Fourteenth Annual Meeting of the International Society of Magnetic Resonance in Medicine Vol. 1 (2006), ISMRM, Seattle, USA 886