CN104471425B - 用于mri的脉冲序列方法 - Google Patents

用于mri的脉冲序列方法 Download PDF

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Publication number
CN104471425B
CN104471425B CN201380023560.2A CN201380023560A CN104471425B CN 104471425 B CN104471425 B CN 104471425B CN 201380023560 A CN201380023560 A CN 201380023560A CN 104471425 B CN104471425 B CN 104471425B
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diffusion
time
isotropic
phase shift
orientation
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Chinese (zh)
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CN104471425A (zh
Inventor
丹尼尔·托普加德
萨摩·拉西克
马库斯·尼尔森
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Douglick
Landmwork Imaging Co ltd
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CR Development AB
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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
    • G01R33/561—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
    • 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
    • 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
    • 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
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • 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
    • G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
    • 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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • 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
    • G01R33/56341—Diffusion imaging

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Vascular Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201380023560.2A 2012-05-04 2013-05-03 用于mri的脉冲序列方法 Active CN104471425B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261642594P 2012-05-04 2012-05-04
US61/642,594 2012-05-04
SE1250452-8 2012-05-04
SE1250452A SE537065C2 (sv) 2012-05-04 2012-05-04 Pulssekvensförfarande för MRI
PCT/SE2013/050492 WO2013165312A1 (en) 2012-05-04 2013-05-03 Pulse sequence method for mri

Publications (2)

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CN104471425A CN104471425A (zh) 2015-03-25
CN104471425B true CN104471425B (zh) 2017-03-01

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US (2) US9791534B2 (https=)
EP (1) EP2847607B1 (https=)
JP (1) JP6280540B2 (https=)
KR (1) KR102115627B1 (https=)
CN (1) CN104471425B (https=)
AU (1) AU2013257305B2 (https=)
BR (1) BR112014027060B1 (https=)
CA (1) CA2872348C (https=)
IN (1) IN2014MN02265A (https=)
SE (1) SE537065C2 (https=)
WO (1) WO2013165312A1 (https=)

Families Citing this family (6)

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Publication number Priority date Publication date Assignee Title
SE537064C2 (sv) * 2012-05-04 2014-12-23 Cr Dev Ab Analys för kvantifiering av mikroskopisk anisotropisk diffusion
AU2015214638B2 (en) * 2014-02-10 2019-07-11 Random Walk Imaging Ab Method for quantifying isotropic diffusion and/or anisotropic diffusion in a sample
CN108431625B (zh) * 2015-12-22 2021-08-24 皇家飞利浦有限公司 具有对运动引起的扩散梯度不一致性的修正的dti
JP7218288B2 (ja) * 2016-11-09 2023-02-06 ランダム ウォーク イメージング アーベー サンプルに拡散強調磁気共鳴測定を実行する方法
EP3607339A4 (en) * 2017-04-06 2021-05-19 Oregon Health & Science University ACTIVE MRI
CN107219483B (zh) * 2017-04-22 2019-11-26 天津大学 一种基于扩散峰度成像的径向峰度各项异性定量方法

Citations (4)

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US5786692A (en) * 1995-08-18 1998-07-28 Brigham And Women's Hospital, Inc. Line scan diffusion imaging
US6288540B1 (en) * 1999-05-21 2001-09-11 University Of Rochester Optimized orthogonal gradient technique for fast quantitative diffusion MRI on a clinical scanner
US7355407B1 (en) * 2006-12-03 2008-04-08 Toshiba Medical Systems Corp. Methods and apparatus for single-shot magnetic resonance imaging with optimized isotropic diffusion weighting
CN102428383A (zh) * 2009-05-22 2012-04-25 Cr发展公司 磁共振成像的方法和系统及其用途

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CA2373536C (en) * 1999-05-21 2009-02-10 The Government Of The United States Of America Determination of an empirical statistical distribution of the diffusion tensor in mri
US6724190B2 (en) 2002-05-15 2004-04-20 Koninklijke Philips Electronics N.V. Retrospective selection and various types of image alignment to improve DTI SNR
US6642716B1 (en) * 2002-05-15 2003-11-04 Koninklijke Philips Electronics, N.V. Diffusion tensor magnetic resonance imaging including fiber rendering using hyperstreamlines
JP2004081657A (ja) * 2002-08-28 2004-03-18 Ge Medical Systems Global Technology Co Llc 繊維状画像抽出方法、画像処理装置および磁気共鳴撮像システム
US7894891B2 (en) * 2006-01-24 2011-02-22 Schlumberger Technology Corporation Diffusion-based magnetic resonance methods for characterizing bone structure
US8064982B2 (en) 2006-11-21 2011-11-22 Battelle Memorial Institute Methods for magnetic resonance analysis using magic angle technique
US20100298692A1 (en) * 2007-05-22 2010-11-25 Imaging Biometrics, Llc Method for detecting tumor cell invasion using short diffusion times
SE0702063L (sv) * 2007-05-31 2009-01-13 Colloidal Resource Ab Metod, system, datoravläsbart medium och användning för magnetisk resonanstomografi
EP2269083A4 (en) * 2008-04-14 2014-11-12 Yeda Res & Dev METHOD AND APPARATUS FOR CANALAR TUBE TRACKING IMAGING FOR DETECTION AND DIAGNOSIS OF BREAST CANCER AND PRODUCT
JP5591493B2 (ja) * 2008-07-17 2014-09-17 株式会社東芝 磁気共鳴イメージング装置
US9097778B2 (en) 2009-03-30 2015-08-04 Hitachi, Ltd. Magnetic resonance device with diffusion gradient phase variation positionally corrected
US8274283B2 (en) * 2009-04-27 2012-09-25 Siemens Aktiengesellschaft Method and apparatus for diffusion tensor magnetic resonance imaging
JP2012066005A (ja) * 2010-09-27 2012-04-05 Toshiba Corp 磁気共鳴イメージング装置
SE537064C2 (sv) * 2012-05-04 2014-12-23 Cr Dev Ab Analys för kvantifiering av mikroskopisk anisotropisk diffusion

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5786692A (en) * 1995-08-18 1998-07-28 Brigham And Women's Hospital, Inc. Line scan diffusion imaging
US6288540B1 (en) * 1999-05-21 2001-09-11 University Of Rochester Optimized orthogonal gradient technique for fast quantitative diffusion MRI on a clinical scanner
US7355407B1 (en) * 2006-12-03 2008-04-08 Toshiba Medical Systems Corp. Methods and apparatus for single-shot magnetic resonance imaging with optimized isotropic diffusion weighting
CN102428383A (zh) * 2009-05-22 2012-04-25 Cr发展公司 磁共振成像的方法和系统及其用途

Also Published As

Publication number Publication date
EP2847607B1 (en) 2020-10-07
KR102115627B1 (ko) 2020-05-26
JP6280540B2 (ja) 2018-02-14
KR20150033602A (ko) 2015-04-01
JP2015518408A (ja) 2015-07-02
US20150115957A1 (en) 2015-04-30
US10295639B2 (en) 2019-05-21
CN104471425A (zh) 2015-03-25
AU2013257305B2 (en) 2017-06-15
SE537065C2 (sv) 2014-12-23
SE1250452A1 (sv) 2013-11-05
US9791534B2 (en) 2017-10-17
EP2847607A1 (en) 2015-03-18
IN2014MN02265A (https=) 2015-07-24
CA2872348C (en) 2019-12-24
WO2013165312A1 (en) 2013-11-07
EP2847607A4 (en) 2016-12-14
BR112014027060A2 (pt) 2017-06-27
AU2013257305A1 (en) 2014-11-27
US20180017648A1 (en) 2018-01-18
BR112014027060B1 (pt) 2022-03-15
CA2872348A1 (en) 2013-11-07

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