CN106796274B - 具有伪迹抑制的propeller-mr成像 - Google Patents

具有伪迹抑制的propeller-mr成像 Download PDF

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CN106796274B
CN106796274B CN201580054888.XA CN201580054888A CN106796274B CN 106796274 B CN106796274 B CN 106796274B CN 201580054888 A CN201580054888 A CN 201580054888A CN 106796274 B CN106796274 B CN 106796274B
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CN106796274A (zh
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E·德维尔特
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Koninklijke Philips NV
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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
    • 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
    • G01R33/4824—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 using a non-Cartesian trajectory
    • 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
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • 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
    • G01R33/56518—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to eddy currents, e.g. caused by switching of the gradient magnetic field
    • 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
    • G01R33/56545—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by finite or discrete sampling, e.g. Gibbs ringing, truncation artefacts, phase aliasing artefacts
    • 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
    • G01R33/56572—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by a distortion of a gradient magnetic field, e.g. non-linearity of a gradient magnetic field

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nonlinear Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201580054888.XA 2014-10-10 2015-10-06 具有伪迹抑制的propeller-mr成像 Expired - Fee Related CN106796274B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14188402 2014-10-10
EP14188402.3 2014-10-10
PCT/EP2015/073027 WO2016055462A1 (en) 2014-10-10 2015-10-06 Propeller mr imaging with artefact suppression

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CN106796274A CN106796274A (zh) 2017-05-31
CN106796274B true CN106796274B (zh) 2020-01-07

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US (1) US20170307716A1 (enExample)
EP (1) EP3204784A1 (enExample)
JP (1) JP2017529960A (enExample)
CN (1) CN106796274B (enExample)
RU (1) RU2707661C2 (enExample)
WO (1) WO2016055462A1 (enExample)

Families Citing this family (10)

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EP3183594A1 (en) * 2014-08-22 2017-06-28 Koninklijke Philips N.V. Parallel mr imaging with nyquist ghost correction for epi
US10598753B2 (en) * 2016-06-22 2020-03-24 Comsats Institute Of Information Technology GPU based implementation of sense (a parallel MRI algorithm) using left inverse method
US10551458B2 (en) * 2017-06-29 2020-02-04 General Electric Company Method and systems for iteratively reconstructing multi-shot, multi-acquisition MRI data
CN109300136B (zh) * 2018-08-28 2021-08-31 众安信息技术服务有限公司 一种基于卷积神经网络的危及器官自动分割方法
WO2020161204A1 (en) * 2019-02-06 2020-08-13 Koninklijke Philips N.V. Reconstruction and reuse of phase oversampled data in magnetic resonance spine imaging
JP7604139B2 (ja) * 2020-09-09 2024-12-23 富士フイルム株式会社 磁気共鳴撮像装置、及び、画像生成方法
JP7691882B2 (ja) * 2021-08-04 2025-06-12 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置および撮像時間短縮方法
US12474425B2 (en) * 2022-05-16 2025-11-18 Advanced Mri Technologies, Llc Highly accelerated sub-millimeter resolution 3D GRASE with controlled T2 blurring in T2-weighted functional MRI at 7 tesla
CN114972563B (zh) * 2022-05-24 2025-09-23 深圳市联影高端医疗装备创新研究院 组织参数确定方法、装置、计算机设备和存储介质
EP4597149A1 (en) * 2024-02-05 2025-08-06 Koninklijke Philips N.V. Spatially adaptive magnetic resonance imaging

Citations (3)

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EP1618843A1 (en) * 2003-04-24 2006-01-25 Hitachi Medical Corporation Magnetic resonance imaging method and apparatus
US20080068016A1 (en) * 2006-09-15 2008-03-20 Ajeetkumar Gaddipati System and method of accelerated mr propeller imaging
US20120243756A1 (en) * 2011-03-25 2012-09-27 Samsonov Alexey A Method for Reconstructing Motion-Compensated Magnetic Resonance Images From Non-Cartesian K-Space Data

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JP4419645B2 (ja) * 2004-03-30 2010-02-24 セイコーエプソン株式会社 印刷装置
RU2270995C1 (ru) * 2004-07-05 2006-02-27 Кубанский государственный технологический университет Способ определения содержания влаги в мучном кондитерском изделии
RU2308709C1 (ru) * 2006-02-26 2007-10-20 Государственное образовательное учреждение высшего профессионального образования "Кубанский государственный технологический университет" (ГОУВПО "КубГТУ") Способ определения содержания жира в маргарине
US9700220B2 (en) * 2006-04-25 2017-07-11 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus and magnetic resonance imaging method
US7535222B2 (en) * 2007-01-02 2009-05-19 The Board Of Trustees Of The Leland Stanford Junior University MRI data acquisition using propeller k-space data acquisition
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WO2008132659A2 (en) * 2007-04-27 2008-11-06 Koninklijke Philips Electronics N.V. Magnetic resonance device and method for propeller mri
CN102232831B (zh) * 2010-04-30 2016-03-30 西门子(深圳)磁共振有限公司 一种实现水脂分离的磁共振成像方法
CN102232830B (zh) * 2010-04-30 2014-09-03 西门子(深圳)磁共振有限公司 一种磁共振成像水脂分离方法
BR112015004405A2 (pt) * 2012-09-04 2017-07-04 Koninklijke Philips Nv sistema de ressonância magnética para adquirir pelo menos dois ou mais conjuntos de dados de placa de espaço k de uma zona de formação de imagem de um indivíduo; método para adquirir, por um sistema de rm, dois ou mais pelo menos conjuntos de dados de placa de espaço k de uma zona de formação de imagem de um indivíduo; e produto de programa de computador
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EP1618843A1 (en) * 2003-04-24 2006-01-25 Hitachi Medical Corporation Magnetic resonance imaging method and apparatus
US20080068016A1 (en) * 2006-09-15 2008-03-20 Ajeetkumar Gaddipati System and method of accelerated mr propeller imaging
US20120243756A1 (en) * 2011-03-25 2012-09-27 Samsonov Alexey A Method for Reconstructing Motion-Compensated Magnetic Resonance Images From Non-Cartesian K-Space Data

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Publication number Publication date
CN106796274A (zh) 2017-05-31
RU2017115944A (ru) 2018-11-12
WO2016055462A1 (en) 2016-04-14
JP2017529960A (ja) 2017-10-12
US20170307716A1 (en) 2017-10-26
EP3204784A1 (en) 2017-08-16
RU2707661C2 (ru) 2019-11-28
RU2017115944A3 (enExample) 2018-12-20

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