IL80458A - Method and device for determining a nuclear magnetization distribution in a region of a body - Google Patents

Method and device for determining a nuclear magnetization distribution in a region of a body

Info

Publication number
IL80458A
IL80458A IL80458A IL8045886A IL80458A IL 80458 A IL80458 A IL 80458A IL 80458 A IL80458 A IL 80458A IL 8045886 A IL8045886 A IL 8045886A IL 80458 A IL80458 A IL 80458A
Authority
IL
Israel
Prior art keywords
determining
region
nuclear magnetization
magnetization distribution
distribution
Prior art date
Application number
IL80458A
Other languages
English (en)
Other versions
IL80458A0 (en
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IL80458A0 publication Critical patent/IL80458A0/xx
Publication of IL80458A publication Critical patent/IL80458A/xx

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
    • G01R33/4818—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
    • G01R33/482—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 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
    • G01R33/54—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
    • G01R33/56518—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to eddy currents, e.g. caused by switching of the gradient magnetic field

Landscapes

  • Physics & Mathematics (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)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL80458A 1985-10-22 1986-10-30 Method and device for determining a nuclear magnetization distribution in a region of a body IL80458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8502871A NL8502871A (nl) 1985-10-22 1985-10-22 Werkwijze en inrichting voor het fasecorrigeren van mri-beelden.

Publications (2)

Publication Number Publication Date
IL80458A0 IL80458A0 (en) 1987-01-30
IL80458A true IL80458A (en) 1990-06-10

Family

ID=19846742

Family Applications (1)

Application Number Title Priority Date Filing Date
IL80458A IL80458A (en) 1985-10-22 1986-10-30 Method and device for determining a nuclear magnetization distribution in a region of a body

Country Status (7)

Country Link
US (1) US4754223A (ja)
EP (1) EP0223279B1 (ja)
JP (1) JPH0687845B2 (ja)
CA (1) CA1269703A (ja)
DE (1) DE3671525D1 (ja)
IL (1) IL80458A (ja)
NL (1) NL8502871A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL82029A (en) * 1987-03-27 1990-07-26 Elscint Ltd Method for performing magnetic resonance studies of restricted volumes
US4812760A (en) * 1987-07-27 1989-03-14 General Electric Company Multi-dimensional selective NMR excitation with a single RF pulse
NL8702701A (nl) * 1987-11-12 1989-06-01 Philips Nv Werkwijze en inrichting voor automatische fasecorrectie van complexe nmr spectra.
DE3851758T2 (de) * 1988-11-25 1995-04-27 Philips Nv Kernspinresonanzverfahren und -vorrichtung zur Unterdrückung eines Signals einer chemischen Verschiebungskomponente aus einem längsrelaxationszeitgewichteten Kernspintomogramm.
DE4005675C2 (de) * 1990-02-22 1995-06-29 Siemens Ag Verfahren zur Unterdrückung von Artefakten bei der Bilderzeugung mittels kernmagnetischer Resonanz
KR20050065543A (ko) * 2002-09-12 2005-06-29 엔라인 코포레이션 복소 영상의 획득 및 처리 시스템 및 방법
EP2148212B1 (en) 2008-07-24 2019-08-21 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus for contrast enhancement of images
US10267882B2 (en) * 2010-10-13 2019-04-23 Toshiba Medical Systems Corporation MRI T1 image-guided tissue diagnostics

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938636A (ja) * 1982-08-28 1984-03-02 Toshiba Corp 核磁気共鳴装置
JPS6024463A (ja) * 1983-07-20 1985-02-07 Toshiba Corp 核磁気共鳴映像法
JPS6031069A (ja) * 1983-08-01 1985-02-16 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4649346A (en) * 1983-11-09 1987-03-10 Technicare Corporation Complex quotient nuclear magnetic resonance imaging

Also Published As

Publication number Publication date
IL80458A0 (en) 1987-01-30
JPS62101234A (ja) 1987-05-11
JPH0687845B2 (ja) 1994-11-09
NL8502871A (nl) 1987-05-18
US4754223A (en) 1988-06-28
DE3671525D1 (de) 1990-06-28
EP0223279A1 (en) 1987-05-27
EP0223279B1 (en) 1990-05-23
CA1269703A (en) 1990-05-29

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