SG11202101715SA - A method of analysing magnetic resonance imaging images - Google Patents

A method of analysing magnetic resonance imaging images

Info

Publication number
SG11202101715SA
SG11202101715SA SG11202101715SA SG11202101715SA SG11202101715SA SG 11202101715S A SG11202101715S A SG 11202101715SA SG 11202101715S A SG11202101715S A SG 11202101715SA SG 11202101715S A SG11202101715S A SG 11202101715SA SG 11202101715S A SG11202101715S A SG 11202101715SA
Authority
SG
Singapore
Prior art keywords
magnetic resonance
resonance imaging
imaging images
analysing
analysing magnetic
Prior art date
Application number
SG11202101715SA
Inventor
Alexandre Bagur
Dr Chloe Hutton
Ben Irving
Michael L Gyngell
Matthew Robson
Michael Brady
Original Assignee
Perspectum Ltd
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 Perspectum Ltd filed Critical Perspectum Ltd
Publication of SG11202101715SA publication Critical patent/SG11202101715SA/en

Links

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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/485—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy based on chemical shift information [CSI] or spectroscopic imaging, e.g. to acquire the spatial distributions of metabolites
    • 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
    • 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
    • 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
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • 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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • 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]
    • G01R33/443—Assessment of an electric or a magnetic field, e.g. spatial mapping, determination of a B0 drift or dosimetry
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10088—Magnetic resonance imaging [MRI]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10088—Magnetic resonance imaging [MRI]
    • G06T2207/10096—Dynamic contrast-enhanced magnetic resonance imaging [DCE-MRI]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
SG11202101715SA 2018-09-04 2019-09-04 A method of analysing magnetic resonance imaging images SG11202101715SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1814358.6A GB2576886B (en) 2018-09-04 2018-09-04 A method of analysing images
PCT/EP2019/073545 WO2020049025A1 (en) 2018-09-04 2019-09-04 A method of analysing magnetic resonance imaging images

Publications (1)

Publication Number Publication Date
SG11202101715SA true SG11202101715SA (en) 2021-03-30

Family

ID=63920947

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202101715SA SG11202101715SA (en) 2018-09-04 2019-09-04 A method of analysing magnetic resonance imaging images

Country Status (9)

Country Link
US (1) US11415654B2 (en)
EP (1) EP3847469A1 (en)
JP (1) JP7016993B2 (en)
CN (1) CN112639500B (en)
AU (1) AU2019334445B2 (en)
CA (1) CA3110639C (en)
GB (1) GB2576886B (en)
SG (1) SG11202101715SA (en)
WO (1) WO2020049025A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109993809B (en) * 2019-03-18 2023-04-07 杭州电子科技大学 Rapid magnetic resonance imaging method based on residual U-net convolutional neural network
CN114305328A (en) * 2021-11-19 2022-04-12 万贝医疗健康科技(上海)有限公司 Gastrointestinal cancer cell postoperative rehabilitation monitoring device based on visualization technology
GB2617371A (en) 2022-04-06 2023-10-11 Perspectum Ltd Method and apparatus for characterization of breast tissue using multiparametric MRI

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6512371B2 (en) * 1995-10-12 2003-01-28 Halliburton Energy Services, Inc. System and method for determining oil, water and gas saturations for low-field gradient NMR logging tools
JP2003061928A (en) * 2001-08-14 2003-03-04 Ge Medical Systems Global Technology Co Llc Magnetic resonance signal acquisition device and magnetic resonance imaging apparatus
US7176683B2 (en) 2005-05-06 2007-02-13 The Board Of Trustees Of The Leland Stanford Junior University Iterative decomposition of water and fat with echo asymmetry and least square estimation
US7508211B2 (en) 2006-04-25 2009-03-24 The Board Of Trustees Of The Leland Stanford Junior University Regularized species separation
WO2011080693A1 (en) * 2009-12-30 2011-07-07 Koninklijke Philips Electronics N.V. Water -fat separation in mri using partial echoes at different echo times
US8373415B2 (en) 2010-04-15 2013-02-12 Wisconsin Alumni Research Foundation Method for separating magnetic resonance imaging signals using spectral distinction of species
US9523749B2 (en) * 2010-09-20 2016-12-20 Koninklijke Philips Electronics N.V. Magnetic resonance imaging of chemical species
WO2013001415A1 (en) * 2011-06-28 2013-01-03 Koninklijke Philips Electronics N.V. Mri with separation of different chemical species using a spectral model
US8957681B2 (en) * 2012-02-20 2015-02-17 Wisconsin Alumni Research Foundation System and method for magnetic resonance imaging water-fat separation with full dynamic range using in-phase images
US9213076B2 (en) * 2012-02-27 2015-12-15 Medimagemetric LLC System, process and computer-accessible medium for providing quantitative susceptibility mapping
US10359488B2 (en) * 2013-11-07 2019-07-23 Siemens Healthcare Gmbh Signal component identification using medical imaging
CN105433944B (en) * 2014-07-31 2018-07-03 西门子公司 For obtaining the method and device of the MR data of object
US10251599B2 (en) * 2015-04-24 2019-04-09 Inserm(Institut National De La Santéet De La Recherche Médicale) Method for post-processing magnetic resonance imaging images in a clinical context
US10290103B2 (en) * 2016-05-26 2019-05-14 Synthetic Mr Ab Method, device and non-transitory digital storage medium for non-aqueous tissue volume estimation
CN107167752B (en) * 2017-07-04 2020-11-24 南京拓谱医疗科技有限公司 Ultra-fast magnetic resonance water-fat separation imaging method

Also Published As

Publication number Publication date
US20210270919A1 (en) 2021-09-02
GB201814358D0 (en) 2018-10-17
GB2576886B (en) 2021-07-21
JP2021528221A (en) 2021-10-21
CA3110639A1 (en) 2020-03-12
AU2019334445B2 (en) 2024-02-15
CN112639500A (en) 2021-04-09
US11415654B2 (en) 2022-08-16
WO2020049025A1 (en) 2020-03-12
GB2576886A (en) 2020-03-11
CA3110639C (en) 2024-01-16
AU2019334445A1 (en) 2021-03-18
EP3847469A1 (en) 2021-07-14
CN112639500B (en) 2022-09-02
JP7016993B2 (en) 2022-02-07

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