Surface coil arrays for simultaneous reception and...

Electricity: measuring and testing – Particle precession resonance – Spectrometer components

Reexamination Certificate

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Reexamination Certificate

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08030926

ABSTRACT:
This invention provides arrays of counter rotating current surface coils for simultaneous reception and transmission with a volume coil for improved signal-to-noise ratio and radio frequency field homogeneity for in particular high-field (4-8 T) imaging of deep body regions, such as central brain structures.

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Notification Concerning Transmittal of International Preliminary Report on Patentability, issued from the International Bureau of WIPO on Sep. 25, 2008 in connection with PCT International Patent Application No. PCT/US2007/005453.
Froncisz W et al., entitled “Counter Rotating Current Local Coils for High-Resolution Magnetic Resonance Imaging,” Magnetic Resonance in Medicine, 3, 590-603, 1986.
Hyde J S et al., entitled “Simultaneous Image Acquisition from the Head (or Body) Coil and a Surface Coil,” Magnetic Resonance in Medicine, 6, 235-239, 1988.
Avdievich N I et al., entitled “Simultaneous Reception from the Head Volume Coil and the Array of Counter Rotating Surface Coils (CRC) at 4T—an Alternative to Using Actively Detuned Transmit Volume Coils,” Proc. Intl. Soc. Mag. Reson. Med. 13, p. 327 (2005).
Avdievich N I et al., entitled “Modified perturbation method for transverse electromagnetic (TEM) coil tuning and evaluation,” Magn Reson Med, Jul. 2003;50(1):13-8, Abstract Only.
Avdievich N I at al., entitled “4 T actively detunable transmit/receive transverse electromagnetic coil and 4-channel receive-only phased array for (1)H human brain studies,” Magn Reson Med, Dec. 2004;52(6):1459-64, Abstract Only.
Avdievich N I et al., entitled “Sense imaging with a quadrature half-volume tranverse electromagnetic (TEM) coil at 4T,” J Magn Reson Imaging, Oct. 2006;24(4):934-8, Abstract Only.
Avdievich N I et al., entitled “Modified perturbation method for transverse electromagnetic (TEM) coil tuning and evaluation,” Magn Reson Med, 2003, 50(1):13-8.
Avdievich N I et al., entitled “4 T actively detunable transmit/receive transverse electromagnetic coil and 4-channel receive-only phased array for (1)H human brain studies,” Magn Reson Med, 2004, 52(6):1459-64.
Avdievich N I et al., entitled “SENSE imaging with a quadrature half-volume tranverse electromagnetic (TEM) coil at 4T,” J Magn Reson Imaging, 2006, 24(4):934-8.

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