KR102105219B1 - 미시적 확산 이방성을 정량화하기 위한 분석 - Google Patents

미시적 확산 이방성을 정량화하기 위한 분석 Download PDF

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KR102105219B1
KR102105219B1 KR1020147034094A KR20147034094A KR102105219B1 KR 102105219 B1 KR102105219 B1 KR 102105219B1 KR 1020147034094 A KR1020147034094 A KR 1020147034094A KR 20147034094 A KR20147034094 A KR 20147034094A KR 102105219 B1 KR102105219 B1 KR 102105219B1
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diffusion
isotropic
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weighting
anisotropy
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KR20150032935A (ko
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다니엘 토프고드
사모 라직
마르쿠스 닐손
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씨알 디벨로프먼트 에이비
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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
    • G01R33/563—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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • 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
    • G01R33/56—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
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • G01N24/081—Making measurements of geologic samples, e.g. measurements of moisture, pH, porosity, permeability, tortuosity or viscosity

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Pathology (AREA)
  • Vascular Medicine (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
KR1020147034094A 2012-05-04 2013-05-03 미시적 확산 이방성을 정량화하기 위한 분석 Active KR102105219B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261642589P 2012-05-04 2012-05-04
SE1250453-6 2012-05-04
US61/642,589 2012-05-04
SE1250453A SE537064C2 (sv) 2012-05-04 2012-05-04 Analys för kvantifiering av mikroskopisk anisotropisk diffusion
PCT/SE2013/050493 WO2013165313A1 (en) 2012-05-04 2013-05-03 Analysis for quantifying microscopic diffusion anisotropy

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KR20150032935A KR20150032935A (ko) 2015-03-31
KR102105219B1 true KR102105219B1 (ko) 2020-04-27

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US (3) US9995812B2 (enExample)
EP (2) EP2847606B1 (enExample)
JP (1) JP6228970B2 (enExample)
KR (1) KR102105219B1 (enExample)
CN (1) CN104471426B (enExample)
AU (3) AU2013257306B2 (enExample)
BR (1) BR112014027067A2 (enExample)
CA (1) CA2872347C (enExample)
IN (1) IN2014MN02266A (enExample)
SE (1) SE537064C2 (enExample)
WO (1) WO2013165313A1 (enExample)

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SE537065C2 (sv) 2012-05-04 2014-12-23 Cr Dev Ab Pulssekvensförfarande för MRI
SE537064C2 (sv) * 2012-05-04 2014-12-23 Cr Dev Ab Analys för kvantifiering av mikroskopisk anisotropisk diffusion
KR102292673B1 (ko) * 2014-02-10 2021-08-23 씨알 디벨로프먼트 에이비 샘플 내의 등방성 확산 및/또는 이방성 확산을 정량화하기 위한 방법
US10360472B2 (en) * 2015-05-15 2019-07-23 New York University System, method and computer-accessible medium for determining brain microstructure parameters from diffusion magnetic resonance imaging signal's rotational invariants
CN105411588B (zh) * 2015-10-29 2018-05-04 上海联影医疗科技有限公司 Mri设备的安全监控装置及方法
SE538834C2 (sv) 2015-12-29 2016-12-20 Cr Dev Ab Method of extracting information about a sample by nuclear magnetic resonance measurements
EP3538909A4 (en) 2016-11-09 2020-07-15 CR Development AB METHOD FOR PERFORMING DIFFUSION-WEIGHTED MAGNETIC RESONANCE MEASURES ON A SAMPLE
CN107194911B (zh) * 2017-04-18 2020-01-10 浙江工业大学 一种基于扩散mri微结构成像的最小核误差分析方法
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
CN109793517A (zh) * 2017-11-23 2019-05-24 周文瑾 磁共振双脉冲脑白质微观测定系统和方法
US11010509B2 (en) * 2018-05-23 2021-05-18 Nvidia Corporation Systems and methods for computer simulation of detailed waves for large-scale water simulation
CN109598777B (zh) * 2018-12-07 2022-12-23 腾讯科技（深圳）有限公司 图像渲染方法、装置、设备及存储介质
US11699232B2 (en) * 2021-09-01 2023-07-11 Omniscient Neurotechnology Pty Limited Brain hub explorer
CN114287909B (zh) 2021-12-29 2025-08-26 上海联影医疗科技股份有限公司 扩散峰度成像方法、装置、计算机设备和存储介质
CN114983389B (zh) * 2022-06-15 2023-01-10 浙江大学 基于磁共振扩散张量成像的人脑轴突密度定量评估方法

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JP2010527740A (ja) * 2007-05-31 2010-08-19 シーアール ディベロップメント アーベー 拡散磁気共鳴画像化のための方法とシステム

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US6288540B1 (en) * 1999-05-21 2001-09-11 University Of Rochester Optimized orthogonal gradient technique for fast quantitative diffusion MRI on a clinical scanner
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US7411394B2 (en) * 2005-05-17 2008-08-12 Board Of Trustees Of Michigan State University Method for imaging diffusion anisotropy and diffusion gradient simultaneously
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US8704515B2 (en) * 2008-08-11 2014-04-22 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Magnetic resonance specimen evaluation using multiple pulsed field gradient sequences with a wavenumber magnitude local minimum and restricted compartment estimation
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JP2010527740A (ja) * 2007-05-31 2010-08-19 シーアール ディベロップメント アーベー 拡散磁気共鳴画像化のための方法とシステム

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Publication number Publication date
KR20150032935A (ko) 2015-03-31
US9995812B2 (en) 2018-06-12
WO2013165313A1 (en) 2013-11-07
AU2016208319A1 (en) 2016-08-11
EP2847606A1 (en) 2015-03-18
AU2013257306B2 (en) 2017-04-06
SE1250453A1 (sv) 2013-11-05
CA2872347C (en) 2019-08-20
JP6228970B2 (ja) 2017-11-08
JP2015518568A (ja) 2015-07-02
US20150130458A1 (en) 2015-05-14
US10649057B2 (en) 2020-05-12
US20190187233A1 (en) 2019-06-20
US20160187448A1 (en) 2016-06-30
AU2018236896B2 (en) 2020-05-28
EP3076198A1 (en) 2016-10-05
CN104471426B (zh) 2017-03-01
SE537064C2 (sv) 2014-12-23
BR112014027067A2 (pt) 2017-06-27
IN2014MN02266A (enExample) 2015-07-24
CA2872347A1 (en) 2013-11-07
EP2847606B1 (en) 2021-06-30
AU2018236896A1 (en) 2018-10-18
AU2013257306A1 (en) 2014-11-27
EP2847606A4 (en) 2016-07-27
CN104471426A (zh) 2015-03-25

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