JP2017529960A - アーチファクト抑制を有するプロペラｍｒイメージング - Google Patents

アーチファクト抑制を有するプロペラｍｒイメージング Download PDF

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JP2017529960A
JP2017529960A JP2017518121A JP2017518121A JP2017529960A JP 2017529960 A JP2017529960 A JP 2017529960A JP 2017518121 A JP2017518121 A JP 2017518121A JP 2017518121 A JP2017518121 A JP 2017518121A JP 2017529960 A JP2017529960 A JP 2017529960A
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JP2017529960A5 (enExample
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ウェールツ エルウィン デ
ウェールツ エルウィン デ
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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)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2017518121A 2014-10-10 2015-10-06 アーチファクト抑制を有するプロペラｍｒイメージング Pending JP2017529960A (ja)

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

Publications (2)

Publication Number Publication Date
JP2017529960A true JP2017529960A (ja) 2017-10-12
JP2017529960A5 JP2017529960A5 (enExample) 2018-11-08

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JP2017518121A Pending JP2017529960A (ja) 2014-10-10 2015-10-06 アーチファクト抑制を有するプロペラｍｒイメージング

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022045474A (ja) * 2020-09-09 2022-03-22 富士フイルムヘルスケア株式会社 磁気共鳴撮像装置、及び、画像生成方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
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DE112015003853T5 (de) * 2014-08-22 2017-05-18 Koninklijke Philips N.V. Parallel-MR-Bildgebung mit Nyquist-Geisterbildkorrektur für 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
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 (5)

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JP2008068085A (ja) * 2006-09-15 2008-03-27 General Electric Co <Ge> Ｍｒｐｒｏｐｅｌｌｅｒ撮像を高速化したシステム及び方法
US20080240533A1 (en) * 2007-03-27 2008-10-02 Cameron Anthony Piron Post-acquisition adaptive reconstruction of mri data
JP2010524622A (ja) * 2007-04-27 2010-07-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ プロペラｍｒｉ用磁気共鳴装置及び方法
WO2014037870A1 (en) * 2012-09-04 2014-03-13 Koninklijke Philips N.V. Propeller with dixon water fat separation
JP2017512565A (ja) * 2014-03-24 2017-05-25 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． プロペラ磁気共鳴撮像

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JP3929047B2 (ja) * 2003-04-24 2007-06-13 株式会社日立メディコ 磁気共鳴イメージング装置
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
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
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US20080240533A1 (en) * 2007-03-27 2008-10-02 Cameron Anthony Piron Post-acquisition adaptive reconstruction of mri data
JP2010524622A (ja) * 2007-04-27 2010-07-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ プロペラｍｒｉ用磁気共鳴装置及び方法
WO2014037870A1 (en) * 2012-09-04 2014-03-13 Koninklijke Philips N.V. Propeller with dixon water fat separation
JP2015531251A (ja) * 2012-09-04 2015-11-02 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． ディクソン水脂肪分離を用いるプロペラ
JP2017512565A (ja) * 2014-03-24 2017-05-25 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． プロペラ磁気共鳴撮像

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022045474A (ja) * 2020-09-09 2022-03-22 富士フイルムヘルスケア株式会社 磁気共鳴撮像装置、及び、画像生成方法
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

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WO2016055462A1 (en) 2016-04-14
US20170307716A1 (en) 2017-10-26
RU2017115944A3 (enExample) 2018-12-20
RU2707661C2 (ru) 2019-11-28
EP3204784A1 (en) 2017-08-16
RU2017115944A (ru) 2018-11-12
CN106796274A (zh) 2017-05-31
CN106796274B (zh) 2020-01-07

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