RU2014119867A - Магнитно-резонансная (mr) томография с использованием общей информации для изображений с разной контрастностью - Google Patents

Магнитно-резонансная (mr) томография с использованием общей информации для изображений с разной контрастностью Download PDF

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Publication number
RU2014119867A
RU2014119867A RU2014119867/28A RU2014119867A RU2014119867A RU 2014119867 A RU2014119867 A RU 2014119867A RU 2014119867/28 A RU2014119867/28 A RU 2014119867/28A RU 2014119867 A RU2014119867 A RU 2014119867A RU 2014119867 A RU2014119867 A RU 2014119867A
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RU
Russia
Prior art keywords
sequence
data
scan
information
radio frequency
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RU2014119867/28A
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English (en)
Russian (ru)
Inventor
Фэн ХУАН
Джордж Рэндалл ДЬЮНСИНГ
Вэй ЛИНЬ
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Конинклейке Филипс Н.В.
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Application filed by Конинклейке Филипс Н.В. filed Critical Конинклейке Филипс Н.В.
Publication of RU2014119867A publication Critical patent/RU2014119867A/ru

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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
    • 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
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • 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
    • G01R33/24—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
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/246—Spatial mapping of the RF magnetic field B1
    • 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
    • G01R33/565—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
RU2014119867/28A 2011-10-18 2012-10-10 Магнитно-резонансная (mr) томография с использованием общей информации для изображений с разной контрастностью RU2014119867A (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161548241P 2011-10-18 2011-10-18
US61/548,241 2011-10-18
PCT/IB2012/055471 WO2013057629A2 (en) 2011-10-18 2012-10-10 Mr imaging using shared information among images with different contrast

Publications (1)

Publication Number Publication Date
RU2014119867A true RU2014119867A (ru) 2015-11-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2014119867/28A RU2014119867A (ru) 2011-10-18 2012-10-10 Магнитно-резонансная (mr) томография с использованием общей информации для изображений с разной контрастностью

Country Status (8)

Country Link
US (1) US20140239949A1 (enExample)
EP (1) EP2751586A2 (enExample)
JP (1) JP2014530080A (enExample)
CN (1) CN103930790A (enExample)
BR (1) BR112014009133A8 (enExample)
IN (1) IN2014CN02547A (enExample)
RU (1) RU2014119867A (enExample)
WO (1) WO2013057629A2 (enExample)

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CN105785297B (zh) * 2014-12-18 2019-11-12 西门子(深圳)磁共振有限公司 多片层数据采集方法及其磁共振成像方法
JP6495057B2 (ja) * 2015-03-16 2019-04-03 キヤノンメディカルシステムズ株式会社 Ｍｒｉ装置及び撮像時間短縮方法
CN107624162B (zh) * 2015-05-12 2020-07-07 皇家飞利浦有限公司 具有场探头的磁共振检查系统
WO2016186644A1 (en) * 2015-05-18 2016-11-24 The Johns Hopkins University System and method of obtaining spatially-encoded nmr parameters from arbitrarily-shaped compartments and linear algebraic modeling
EP3184071A1 (de) * 2015-12-22 2017-06-28 SpineMind AG Vorrichtung für die intraoperative bildgesteuerte navigation bei chirurgischen eingriffen im bereich der wirbelsäule und im daran angrenzenden thorax-, becken- oder kopfbereich
ES3016959T3 (en) * 2016-02-12 2025-05-12 Vigilance Health Imaging Network Inc Distortion correction of multiple mri images based on a full body reference image
EP3457160A1 (en) * 2017-09-14 2019-03-20 Koninklijke Philips N.V. Parallel magnetic resonance imaging with archived coil sensitivity maps
EP3457156A1 (de) * 2017-09-19 2019-03-20 Siemens Healthcare GmbH Integrierte steuervorrichtung für eine magnetresonanzeinrichtung
CN108333544B (zh) * 2018-01-03 2020-06-16 上海东软医疗科技有限公司 平面回波成像方法和装置
CN112423659B (zh) * 2018-05-21 2023-04-21 上海联影医疗科技股份有限公司 多对比度磁共振成像的系统和方法
EP3719525A1 (en) 2019-04-01 2020-10-07 Koninklijke Philips N.V. Correction of magnetic resonance images using simulated magnetic resonance images
CN114515168B (zh) * 2020-11-19 2024-04-16 深圳迈瑞生物医疗电子股份有限公司 一种超声成像系统
CN115128529B (zh) * 2021-03-25 2025-06-03 上海联影医疗科技股份有限公司 磁共振成像方法、装置、计算机设备和存储介质
US20230194639A1 (en) * 2021-12-16 2023-06-22 Siemens Healthcare Gmbh Method for acquiring a magnetic resonance image dataset of a subject and magnetic resonance imaging system
CN115040107B (zh) * 2022-05-06 2025-11-18 东软医疗系统股份有限公司 基于并行成像的成像方法及装置、存储介质、终端

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2737608B2 (ja) * 1993-07-31 1998-04-08 株式会社島津製作所 Ｍｒイメージング装置
US5713358A (en) * 1996-03-26 1998-02-03 Wisconsin Alumni Research Foundation Method for producing a time-resolved series of 3D magnetic resonance angiograms during the first passage of contrast agent
JP3748661B2 (ja) * 1997-04-07 2006-02-22 ジーイー横河メディカルシステム株式会社 Ｍｒｉ装置
JP5002099B2 (ja) * 2001-08-31 2012-08-15 株式会社東芝 磁気共鳴イメージング装置
US7245124B2 (en) * 2005-04-12 2007-07-17 Mayo Foundation For Medical Education And Research Under-sampled 3D MRI using a shells k-space sampling trajectory
GB2476433B (en) * 2008-09-17 2013-01-09 Koninkl Philips Electronics Nv B1 Mapping and B1L-Shimming for MRI
JP5814912B2 (ja) * 2010-03-31 2015-11-17 株式会社日立メディコ 磁気共鳴イメージング装置及びｓａｒ調整方法

Also Published As

Publication number Publication date
EP2751586A2 (en) 2014-07-09
BR112014009133A2 (pt) 2017-06-13
WO2013057629A3 (en) 2013-06-13
JP2014530080A (ja) 2014-11-17
WO2013057629A2 (en) 2013-04-25
CN103930790A (zh) 2014-07-16
BR112014009133A8 (pt) 2017-06-20
IN2014CN02547A (enExample) 2015-07-31
US20140239949A1 (en) 2014-08-28

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Effective date: 20151012