IN2014MN02266A - - Google Patents

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Publication number
IN2014MN02266A
IN2014MN02266A IN2266MUN2014A IN2014MN02266A IN 2014MN02266 A IN2014MN02266 A IN 2014MN02266A IN 2266MUN2014 A IN2266MUN2014 A IN 2266MUN2014A IN 2014MN02266 A IN2014MN02266 A IN 2014MN02266A
Authority
IN
India
Prior art keywords
modulation scheme
gradient
acquired
echo attenuation
attenuation curves
Prior art date
Application number
Other languages
English (en)
Inventor
Daniel Topgaard
Samo Lasic
Markus Nilsson
Original Assignee
Cr Dev Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cr Dev Ab filed Critical Cr Dev Ab
Publication of IN2014MN02266A publication Critical patent/IN2014MN02266A/en

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Classifications

    • 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

Landscapes

  • 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)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Signal Processing (AREA)
  • Pathology (AREA)
  • Vascular Medicine (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IN2266MUN2014 2012-05-04 2013-05-03 IN2014MN02266A (enExample)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261642589P 2012-05-04 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

Publications (1)

Publication Number Publication Date
IN2014MN02266A true IN2014MN02266A (enExample) 2015-07-24

Family

ID=49514597

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2266MUN2014 IN2014MN02266A (enExample) 2012-05-04 2013-05-03

Country Status (11)

Country Link
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)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE537064C2 (sv) * 2012-05-04 2014-12-23 Cr Dev Ab Analys för kvantifiering av mikroskopisk anisotropisk diffusion
SE537065C2 (sv) * 2012-05-04 2014-12-23 Cr Dev Ab Pulssekvensförfarande för MRI
EP3105606B1 (en) * 2014-02-10 2022-02-09 CR Development AB Method for quantifying isotropic diffusion and/or anisotropic diffusion in a sample
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
JP7218288B2 (ja) * 2016-11-09 2023-02-06 ランダム ウォーク イメージング アーベー サンプルに拡散強調磁気共鳴測定を実行する方法
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

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3457310B2 (ja) * 1992-05-05 2003-10-14 ユニバーシティ オブ ワシントン 画像神経記録法及び拡散異方性画像処理
US6288540B1 (en) * 1999-05-21 2001-09-11 University Of Rochester Optimized orthogonal gradient technique for fast quantitative diffusion MRI on a clinical scanner
WO2002082376A2 (en) * 2001-04-06 2002-10-17 Regents Of The University Of California Method for analyzing mri diffusion data
WO2004088345A1 (en) * 2003-03-31 2004-10-14 Koninklijke Philips Electronics N.V. A method of magnetic resonance perfusion imaging
US8380280B2 (en) * 2003-07-08 2013-02-19 The United States Of America, As Represented By The Secretary Of The Department Of Health And Human Services Non-invasive in vivo MRI axon diameter measurement methods
WO2005012926A2 (en) * 2003-07-08 2005-02-10 The Government Of The United States Of America, Represented By The Secretary Of The Department Of Health And Human Services DIFFUSION TENSOR AND q-SPACE MRI SPECIMEN CHARACTERIZATION
US7411394B2 (en) * 2005-05-17 2008-08-12 Board Of Trustees Of Michigan State University Method for imaging diffusion anisotropy and diffusion gradient simultaneously
SE531190C2 (sv) 2007-05-31 2009-01-13 Colloidal Resource Ab Metod, system, datoravläsbart medium och användning för magnetisk resonanstomografi
JP2009050615A (ja) * 2007-08-29 2009-03-12 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置および磁気共鳴画像表示方法
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
WO2010085796A2 (en) * 2009-01-26 2010-07-29 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Office Of Technology Transfer, National Institutes Of Health A phantom for diffusion mri imaging
WO2010116782A1 (ja) * 2009-03-30 2010-10-14 株式会社 日立製作所 磁気共鳴装置
CN103221837A (zh) 2010-06-24 2013-07-24 雷蒙特亚特特拉维夫大学有限公司 利用多对双极梯度脉冲的磁共振分析
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
US10317498B2 (en) * 2013-09-20 2019-06-11 Children's Medical Center Corporation Methods and apparatus for modeling diffusion-weighted MR data acquired at multiple non-zero B-values
EP3105606B1 (en) * 2014-02-10 2022-02-09 CR Development AB Method for quantifying isotropic diffusion and/or anisotropic diffusion in a sample

Also Published As

Publication number Publication date
AU2016208319A1 (en) 2016-08-11
JP6228970B2 (ja) 2017-11-08
KR20150032935A (ko) 2015-03-31
CA2872347C (en) 2019-08-20
CN104471426A (zh) 2015-03-25
AU2013257306A1 (en) 2014-11-27
EP2847606A4 (en) 2016-07-27
AU2013257306B2 (en) 2017-04-06
US20150130458A1 (en) 2015-05-14
US9995812B2 (en) 2018-06-12
CN104471426B (zh) 2017-03-01
EP2847606B1 (en) 2021-06-30
KR102105219B1 (ko) 2020-04-27
JP2015518568A (ja) 2015-07-02
US10649057B2 (en) 2020-05-12
WO2013165313A1 (en) 2013-11-07
CA2872347A1 (en) 2013-11-07
EP3076198A1 (en) 2016-10-05
AU2018236896B2 (en) 2020-05-28
EP2847606A1 (en) 2015-03-18
AU2018236896A1 (en) 2018-10-18
SE1250453A1 (sv) 2013-11-05
US20160187448A1 (en) 2016-06-30
US20190187233A1 (en) 2019-06-20
SE537064C2 (sv) 2014-12-23
BR112014027067A2 (pt) 2017-06-27

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