CN107076819B - 具有对流伪影的抑制的Dixon MR成像 - Google Patents

具有对流伪影的抑制的Dixon MR成像 Download PDF

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CN107076819B
CN107076819B CN201580052101.6A CN201580052101A CN107076819B CN 107076819 B CN107076819 B CN 107076819B CN 201580052101 A CN201580052101 A CN 201580052101A CN 107076819 B CN107076819 B CN 107076819B
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echo
image
magnetic field
fat
images
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CN107076819A (zh
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H·埃格斯
P·博尔纳特
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Koninklijke Philips NV
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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
    • G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat imaging
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques
    • 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
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56509—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to motion, displacement or flow, e.g. gradient moment nulling
    • 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
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56527—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to chemical shift effects
    • 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
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Power Engineering (AREA)
  • Pulmonology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201580052101.6A 2014-09-26 2015-09-17 具有对流伪影的抑制的Dixon MR成像 Active CN107076819B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14186543.6 2014-09-26
EP14186543 2014-09-26
PCT/EP2015/071354 WO2016046062A1 (en) 2014-09-26 2015-09-17 Dixon mr imaging with suppression of flow artifacts

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CN107076819A CN107076819A (zh) 2017-08-18
CN107076819B true CN107076819B (zh) 2020-01-10

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US (1) US10175330B2 (enExample)
EP (1) EP3198291B1 (enExample)
JP (1) JP6713988B2 (enExample)
CN (1) CN107076819B (enExample)
WO (1) WO2016046062A1 (enExample)

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JP6639935B2 (ja) * 2016-02-09 2020-02-05 キヤノンメディカルシステムズ株式会社 画像処理装置およびｍｒｉ装置
US10188355B2 (en) * 2016-03-09 2019-01-29 Siemens Healthcare Gmbh Background-suppressed, reduced field-of-view radial magnetic resonance imaging
EP3413070A1 (en) 2017-06-09 2018-12-12 Koninklijke Philips N.V. Dual-echo dixon-type water/fat separation mr imaging
EP3462204A1 (en) * 2017-09-28 2019-04-03 Koninklijke Philips N.V. Dixon-type water/fat separation mr imaging with improved fat shift correction
EP3511728A1 (en) * 2018-01-12 2019-07-17 Koninklijke Philips N.V. Single-point dixon method for fat-water separation in chemical exchange saturation transfer magnetic resonance imaging
US11163027B2 (en) * 2019-06-05 2021-11-02 Canon Medical Systems Corporation Magnetic resonance imaging apparatus and magnetic resonance imaging method
EP3859366A1 (en) 2020-01-30 2021-08-04 Koninklijke Philips N.V. Mr imaging using dixon-type water/fat separation with suppression of flow-induced leakage and/or swapping artifacts

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CN101427146A (zh) * 2006-04-21 2009-05-06 皇家飞利浦电子股份有限公司 磁共振对磁化率引起的磁场梯度的确定
CN101636663A (zh) * 2007-03-19 2010-01-27 皇家飞利浦电子股份有限公司 磁共振设备和方法
EP2239592A1 (en) * 2009-04-08 2010-10-13 Universitätsklinikum Freiburg Simultaneous excitation and acquisition of signal from multiple slices in the RARE sequence (multiplex RARE)
CN102736047A (zh) * 2011-04-13 2012-10-17 深圳迈瑞生物医疗电子股份有限公司 磁共振系统及其水脂分离成像方法、装置
CN102949189A (zh) * 2011-08-31 2013-03-06 上海联影医疗科技有限公司 一种磁共振成像中用多通道数据组合实现水脂分离的方法
CN103229069A (zh) * 2010-12-02 2013-07-31 皇家飞利浦电子股份有限公司 使用多点狄克逊技术的mr 成像
CN103238082A (zh) * 2010-12-02 2013-08-07 皇家飞利浦电子股份有限公司 使用多点Dixon技术和低分辨率校准的MR成像
CN103513202A (zh) * 2012-06-16 2014-01-15 上海联影医疗科技有限公司 一种磁共振成像中的dixon水脂分离方法
CN103608693A (zh) * 2011-04-21 2014-02-26 皇家飞利浦有限公司 具有用于脂肪抑制的化学位移编码的对比度增强磁共振血管造影
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JP4901031B2 (ja) * 2001-08-28 2012-03-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 位相矛盾検出方法および装置、位相矛盾解消方法および装置、並びに、磁気共鳴撮影装置
WO2005008259A2 (en) * 2003-07-08 2005-01-27 New York University Method, system and software arrangement, for measuring magnetic field correlation
DE102008057294B4 (de) * 2008-11-14 2010-10-07 Siemens Aktiengesellschaft Trennung von Fett- und Wasserbildern nach dem Zwei-Punkt-Dixon-Verfahren unter Berücksichtigung des T*2-Zerfalls
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JP2011156078A (ja) * 2010-01-29 2011-08-18 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置およびプログラム
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CN101636663A (zh) * 2007-03-19 2010-01-27 皇家飞利浦电子股份有限公司 磁共振设备和方法
EP2239592A1 (en) * 2009-04-08 2010-10-13 Universitätsklinikum Freiburg Simultaneous excitation and acquisition of signal from multiple slices in the RARE sequence (multiplex RARE)
CN103229069A (zh) * 2010-12-02 2013-07-31 皇家飞利浦电子股份有限公司 使用多点狄克逊技术的mr 成像
CN103238082A (zh) * 2010-12-02 2013-08-07 皇家飞利浦电子股份有限公司 使用多点Dixon技术和低分辨率校准的MR成像
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US20170307715A1 (en) 2017-10-26
EP3198291A1 (en) 2017-08-02
US10175330B2 (en) 2019-01-08
JP6713988B2 (ja) 2020-06-24
JP2017528276A (ja) 2017-09-28
WO2016046062A1 (en) 2016-03-31
CN107076819A (zh) 2017-08-18
EP3198291B1 (en) 2022-03-09

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