4 T actively detunable transmit/receive transverse electromagnetic coil and 4-channel receive-only phased array for 1H human brain studies

Magnetic Resonance in Medicine

Volumn 52, Issue 6, 2004, Pages 1459-1464

  Avdievich, Nikolai I ^a,b   Hetherington, Hoby P ^a,b  

^a ALBERT EINSTEIN COLLEGE OF MEDICINE   (United States)

^b Gruss Magnetic Resonance Research Center   (United States)

Author keywords

Active detuning; High field MRI MRS; Phased array; TEM head coil

Indexed keywords

ANTENNA PHASED ARRAYS; SEMICONDUCTOR DIODES;

DESIGN AND CONSTRUCTION; DETUNINGS; HIGH FIELD MRI; HIGH FREQUENCY HF; HIGH-RESOLUTION IMAGING; QUARTER WAVELENGTH TRANSFORMER; SPECTROSCOPIC IMAGING; TRANSVERSE ELECTROMAGNETIC;

SIGNAL TO NOISE RATIO;

ARTICLE; EQUIPMENT DESIGN; FOUR CHANNEL RECEIVE ONLY PHASED ARRAY; HIGH FIELD NUCLEAR MAGNETIC RESONANCE IMAGING; HIGH FIELD NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; HUMAN; IMAGE INTENSIFIER; IMAGING SYSTEM; INTERMETHOD COMPARISON; MAGNETIC FIELD; NEUROIMAGING; NUCLEAR MAGNETIC RESONANCE IMAGING; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; PIN DIODE DECOUPLING; PREAMPLIFIER DECOUPLING; PROTON NUCLEAR MAGNETIC RESONANCE; SIGNAL NOISE RATIO; TECHNIQUE; TRANSVERSE ELECTROMAGNETIC HEAD COIL; TRANSVERSE ELECTROMAGNETIC VOLUME HEAD COIL;

EID: 10044275549     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.20264     Document Type: Article

References (20)

1. Roemer PB, Edelstein WA, Hayes CE, Souza SP, Mueller OM. The NMR phased array. Magn Reson Med 1990;16:192-225.
2. Wright SM, Wald LL. Theory and application of array coils in MR spectroscopy. NMR Biomed 1997;10:394-410.
3. Vaughan JT, Adriany G, Garwood M, Yacoub T, Duong T, DelaBarre L, Andersen P, Ugurbil K. Detunable transverse electromagnetic (TEM) volume coil for high field NMR. Magn Reson Med 2002;47:990-1000.
4. Barbed EA, Gati JS, Rutt BK, Menon RS. A transmit-only/receive-only (TORO) RF system for high-field MRI/MRS applications. Magn Reson Med 2000;43:284-289.
5. Xu D, Srinivasan R, Sailasuta N, Hurd R, Noworolski SM, Murkherjee P, Nelson SJ, Vigneron DB. High resolution phased-array 3D MR spectroscopic imaging at 3 Tesla. In: Proceedings of the 11th Annual Meeting of ISMRM, Toronto, Canada 2003. p 1988.
6. Ledden P, de Zwart J, Gelderen P, Bodurka J, Duyn J. Sixteen channel gapped SENSE array for brain imaging at 3T. In: Proceedings of the 11th Annual Meeting of ISMRM, Toronto, Canada, 2003. p 466.
7. Adriany G, Heberlein K, Hu X, Andersen P, Ugurbil K, Vaughan JT. Four channel array coil for 4 Tesla brain imaging. In: Proceedings of the 10th Annual Meeting of ISMRM, Honolulu, 2002. p 860.
8. Adriany G, Van de Moortele P, Wiesinger F, Andersen P, Strupp J, Zhang X, Snyder CJ, Chen W, Pruessmann KP, Boesinger JT, Vaughan JT, Ugurbil K. Transceive stripline arrays for ultra high field parallel imaging application. In: Proceedings of the 11th Annual Meeting of ISMRM, Toronto, Canada, 2003. p 474.
9. Vaughan JT, Hetherington HP, Otu JO, Pan JW, Pohost GM. High frequency volume coils for clinical NMR imaging and spectroscopy. Magn Reson Med 1994;32:206-218.
10. Reykowski Wright, SM Porter, JR. Design of matching networks for low noise preamplifiers. Magn Reson Med 1995;33:848-852.
11. de Zwart JA, Ledden PJ, Kellman P, van Gelderen P, Duyn JH. Design of a SENSE-optimized high-sensitivity MRI receive coil for brain imaging. Magn Reson Med 2002;47:1218-1227.
12. Poole CPJ. Electron spin resonance: a comprehensive treatise on experimental techniques. New York: Wiley; 1983.
13. Pan JW, Vaughan JT, Kuzniecky RI, Pohost GM, Hetherington HP. High resolution neuroimaging at 4.1T. Magn Reson Imag 1995;13:915-921.
14. 31P spectroscopy and bioenergetics in the lateralization of seizures in temporal lobe epilepsy. J Magn Reson Imag 2002;16:477-483.
15. Pan JW, Twieg DB, Hetherington HP. Quantitative spectroscopic imaging of the human brain. Magn Reson Med 1998;40:363-369.
16. Tropp J, Schrimer T. Spatial Dependence of a differential shading artifact in images from coils arrays with reactive cross-talk at 1.5 T. J Magn Reson 2001;151:146-151.
17. Vaughan JT, Garwood M, Collins CM, Liu W, DelaBarre L, Adriany G, Andersen P, Merkle H, Goebel R, Smith MB, Ugurbil K. 7T vs. 4T: RF power, homogeneity, and signal-to-noise comparison in head images. Magn Reson Med 2001;46:24-30.
18. Avdievich NI, Krymov VN, Hetherington HP. Modified perturbation method for transverse electromagnetic (TEM) coil tuning and evaluation. Magn Reson Med 2003;50:13-18.
19. Yang QX, Wang J, Zhang X, Collins M, Smith MB, Liu H, Zhu X-H, Vaughan JT, Ugurbil K, Chen W. Analysis of wave behavior in lossy dielectric samples at high field. Magn Reson Med 2002;47:982-989.
20. Glover GH, Hayes CE, Pelc NJ, Edelstein WA, Mueller OM, Hart HR, Hardy CJ, O'Donnell M, Barber WD. Comparison of linear and circular polarization for magnetic resonance imaging. J Magn Reson 1985;64:255-270.