JP3964202B2 - Ｍｒイメージングにおいて造影強調後の定常自由歳差運動を使用する方法及び装置 - Google Patents

Ｍｒイメージングにおいて造影強調後の定常自由歳差運動を使用する方法及び装置 Download PDF

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JP3964202B2
JP3964202B2 JP2001399032A JP2001399032A JP3964202B2 JP 3964202 B2 JP3964202 B2 JP 3964202B2 JP 2001399032 A JP2001399032 A JP 2001399032A JP 2001399032 A JP2001399032 A JP 2001399032A JP 3964202 B2 JP3964202 B2 JP 3964202B2
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ssfp
image
computer
contrast
signal
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JP2002263082A (ja
JP2002263082A5 (enExample
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トマス・クウォク−ファ・フー
ビンセント・ビー・ホー
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GE Medical Systems Global Technology Co LLC
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GE Medical Systems Global Technology Co LLC
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5601—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution involving use of a contrast agent for contrast manipulation, e.g. a paramagnetic, super-paramagnetic, ferromagnetic or hyperpolarised contrast agent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5613—Generating steady state signals, e.g. low flip angle sequences [FLASH]

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2001399032A 2000-12-30 2001-12-28 Ｍｒイメージングにおいて造影強調後の定常自由歳差運動を使用する方法及び装置 Expired - Lifetime JP3964202B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/681,090 US6493569B2 (en) 2000-12-30 2000-12-30 Method and apparatus using post contrast-enhanced steady-state free precession in MR imaging
US09/681090 2000-12-30

Publications (3)

Publication Number Publication Date
JP2002263082A JP2002263082A (ja) 2002-09-17
JP2002263082A5 JP2002263082A5 (enExample) 2005-08-04
JP3964202B2 true JP3964202B2 (ja) 2007-08-22

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JP2001399032A Expired - Lifetime JP3964202B2 (ja) 2000-12-30 2001-12-28 Ｍｒイメージングにおいて造影強調後の定常自由歳差運動を使用する方法及び装置

Country Status (4)

Country Link
US (1) US6493569B2 (enExample)
EP (1) EP1223433B1 (enExample)
JP (1) JP3964202B2 (enExample)
DE (1) DE60124211T2 (enExample)

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Also Published As

Publication number Publication date
DE60124211D1 (de) 2006-12-14
US6493569B2 (en) 2002-12-10
US20020087070A1 (en) 2002-07-04
EP1223433B1 (en) 2006-11-02
JP2002263082A (ja) 2002-09-17
DE60124211T2 (de) 2007-09-06
EP1223433A3 (en) 2004-08-25
EP1223433A2 (en) 2002-07-17

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