JP7209007B2 - スパイラル獲得によるｍｒ像形成 - Google Patents

スパイラル獲得によるｍｒ像形成 Download PDF

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JP7209007B2
JP7209007B2 JP2020547176A JP2020547176A JP7209007B2 JP 7209007 B2 JP7209007 B2 JP 7209007B2 JP 2020547176 A JP2020547176 A JP 2020547176A JP 2020547176 A JP2020547176 A JP 2020547176A JP 7209007 B2 JP7209007 B2 JP 7209007B2
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space
spiral
signals
origin
trajectories
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JP2021515648A (ja
JP2021515648A5 (https=
JPWO2019174964A5 (https=
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ミハ フェデラー
シルケ ヘイ
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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
    • 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
    • G01R33/4828—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
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/243—Spatial mapping of the polarizing 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
    • G01R33/4818—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
    • G01R33/4826—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 in three dimensions
    • 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
    • G01R33/56563—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by a distortion of the main magnetic field B0, e.g. temporal variation of the magnitude or spatial inhomogeneity of B0

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (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)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2020547176A 2018-03-13 2019-03-05 スパイラル獲得によるｍｒ像形成 Active JP7209007B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18161385.2 2018-03-13
EP18161385.2A EP3540453A1 (en) 2018-03-13 2018-03-13 Mr imaging with spiral acquisition
PCT/EP2019/055371 WO2019174964A1 (en) 2018-03-13 2019-03-05 Mr imaging with spiral acquisition

Publications (4)

Publication Number Publication Date
JP2021515648A JP2021515648A (ja) 2021-06-24
JP2021515648A5 JP2021515648A5 (https=) 2022-03-11
JPWO2019174964A5 JPWO2019174964A5 (https=) 2022-03-11
JP7209007B2 true JP7209007B2 (ja) 2023-01-19

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JP2020547176A Active JP7209007B2 (ja) 2018-03-13 2019-03-05 スパイラル獲得によるｍｒ像形成

Country Status (7)

Country Link
US (1) US11959986B2 (https=)
EP (1) EP3540453A1 (https=)
JP (1) JP7209007B2 (https=)
CN (1) CN111868543B (https=)
DE (1) DE112019001281T5 (https=)
GB (1) GB2587107B (https=)
WO (1) WO2019174964A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3995847A1 (en) * 2020-11-10 2022-05-11 Koninklijke Philips N.V. Mr imaging with spiral acquisition
CN113317770B (zh) * 2021-06-09 2023-11-24 北京汉世医疗科技有限公司 一种双对比度的灌注磁共振成像方法及系统
CN114098698A (zh) * 2021-10-12 2022-03-01 国家纳米科学中心 筋膜成像方法、电子设备、存储介质以及程序产品

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011155995A (ja) 2010-01-29 2011-08-18 Hitachi Medical Corp 磁気共鳴イメージング装置及び非直交座標系走査法
WO2014045936A1 (ja) 2012-09-20 2014-03-27 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法
US20140232395A1 (en) 2013-02-18 2014-08-21 The Board Of Trustees Of The University Of Illinois Method and system for multi-shot spiral magnetic resonance elastography pulse sequence
WO2014185323A1 (ja) 2013-05-17 2014-11-20 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法
WO2015033779A1 (ja) 2013-09-03 2015-03-12 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法

Family Cites Families (20)

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US5270653A (en) * 1992-04-10 1993-12-14 The Board Of Trustees Of The Leland Stanford Junior University Selective three dimensional excitation for magnetic resonance applications
US5652516A (en) * 1996-01-22 1997-07-29 The Board Of Trustees Of The Leland Stanford Junior University Spectroscopic magnetic resonance imaging using spiral trajectories
US6281681B1 (en) * 1999-01-28 2001-08-28 General Electric Company Magnetic resonance imaging with interleaved Fibonacci spiral scanning
US6215306B1 (en) 1999-05-14 2001-04-10 Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging using off-centered spiral trajectories
WO2003100378A2 (en) 2002-05-17 2003-12-04 Case Western Reserve University Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging
ATE409316T1 (de) * 2004-02-10 2008-10-15 Koninkl Philips Electronics Nv Magnetresonanzabbildungsverfahren
US7847546B2 (en) * 2005-07-27 2010-12-07 Hitachi Medical Corporation Magnetic resonance imaging apparatus
US8120358B2 (en) 2006-04-13 2012-02-21 The Regents Of The University Of California Magnetic resonance imaging with high spatial and temporal resolution
US8386013B2 (en) 2006-04-13 2013-02-26 The Regents Of The University Of California Magnetic resonance imaging (MRI) using ultra short echo times and spiral sampling in K-space
US20100145185A1 (en) * 2008-12-04 2010-06-10 Xiaole Hong Extending the resolution of mri data by combining subsets from plural image acquisitions
JP5717839B2 (ja) * 2010-03-23 2015-05-13 マックス プランク ゲゼルシャフト ツゥアー フェデルゥン デル ヴィッセンシャフテン エー フォー 正規化非線形逆再構成法を用いて磁気共鳴画像シーケンスを再構成するための方法及び装置
US8373415B2 (en) * 2010-04-15 2013-02-12 Wisconsin Alumni Research Foundation Method for separating magnetic resonance imaging signals using spectral distinction of species
DE102011077197B4 (de) * 2011-06-08 2013-05-16 Siemens Aktiengesellschaft Verzeichnungskorrektur bei einer Magnetresonanz-Bildgebung
DE102012212402B3 (de) * 2012-03-20 2013-10-17 Siemens Aktiengesellschaft Ermittlung einer MR-Sequenz unter Berücksichtigung der Energieverteilungsfunktion im k-Raum
KR101447547B1 (ko) * 2012-11-23 2014-10-06 삼성전자주식회사 자기 공명 영상 촬상 방법 및 장치
DE102013205208B4 (de) * 2013-03-25 2015-02-12 Siemens Aktiengesellschaft Multiecho-Magnetresonanz-Messsequenz mit erhöhter Auflösung
EP3080633A1 (en) 2013-12-12 2016-10-19 Koninklijke Philips N.V. Mr imaging using multi-echo segmented k-space acquisition
US10222439B2 (en) * 2014-04-24 2019-03-05 Dignity Health System and method for spiral multislab magnetic resonance imaging
EP3234624B1 (en) * 2014-12-15 2018-11-07 Koninklijke Philips N.V. Spin echo mr imaging
RU2702859C2 (ru) * 2015-01-27 2019-10-11 Конинклейке Филипс Н.В. Параллельная мультисрезовая мр-визуализация с подавлением артефактов боковой полосы частот

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011155995A (ja) 2010-01-29 2011-08-18 Hitachi Medical Corp 磁気共鳴イメージング装置及び非直交座標系走査法
WO2014045936A1 (ja) 2012-09-20 2014-03-27 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法
US20140232395A1 (en) 2013-02-18 2014-08-21 The Board Of Trustees Of The University Of Illinois Method and system for multi-shot spiral magnetic resonance elastography pulse sequence
WO2014185323A1 (ja) 2013-05-17 2014-11-20 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法
WO2015033779A1 (ja) 2013-09-03 2015-03-12 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法

Also Published As

Publication number Publication date
JP2021515648A (ja) 2021-06-24
US20210011102A1 (en) 2021-01-14
CN111868543B (zh) 2024-10-15
RU2020133466A (ru) 2022-04-13
DE112019001281T5 (de) 2020-12-10
US11959986B2 (en) 2024-04-16
CN111868543A (zh) 2020-10-30
GB2587107A (en) 2021-03-17
GB202016146D0 (en) 2020-11-25
GB2587107B (en) 2022-07-13
WO2019174964A1 (en) 2019-09-19
EP3540453A1 (en) 2019-09-18

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