IL76522A - Fast method and device for determining an nmr distribution in region of a body - Google Patents

Fast method and device for determining an nmr distribution in region of a body

Info

Publication number
IL76522A
IL76522A IL76522A IL7652285A IL76522A IL 76522 A IL76522 A IL 76522A IL 76522 A IL76522 A IL 76522A IL 7652285 A IL7652285 A IL 7652285A IL 76522 A IL76522 A IL 76522A
Authority
IL
Israel
Prior art keywords
determining
region
fast method
nmr distribution
nmr
Prior art date
Application number
IL76522A
Other languages
English (en)
Other versions
IL76522A0 (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 IL76522A0 publication Critical patent/IL76522A0/xx
Publication of IL76522A publication Critical patent/IL76522A/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]
    • G01R33/446—Multifrequency selective RF pulses, e.g. multinuclear acquisition mode
    • 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
    • G01R33/4822—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 in three dimensions
    • 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

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)
IL76522A 1984-09-28 1985-09-27 Fast method and device for determining an nmr distribution in region of a body IL76522A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8402959A NL8402959A (nl) 1984-09-28 1984-09-28 Snelle werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.

Publications (2)

Publication Number Publication Date
IL76522A0 IL76522A0 (en) 1986-01-31
IL76522A true IL76522A (en) 1989-07-31

Family

ID=19844530

Family Applications (1)

Application Number Title Priority Date Filing Date
IL76522A IL76522A (en) 1984-09-28 1985-09-27 Fast method and device for determining an nmr distribution in region of a body

Country Status (7)

Country Link
US (1) US4812762A (fr)
EP (1) EP0181015B1 (fr)
JP (1) JPS6186641A (fr)
CA (1) CA1247699A (fr)
DE (1) DE3574620D1 (fr)
IL (1) IL76522A (fr)
NL (1) NL8402959A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
DE3604280A1 (de) * 1986-02-12 1987-08-13 Philips Patentverwaltung Verfahren zur bestimmung der raeumlichen und der spektralen verteilung der kernmagnetisierung in einem untersuchungsbereich und anordnung zur durchfuehrung des verfahrens
JPH0763455B2 (ja) * 1986-03-31 1995-07-12 株式会社東芝 磁気共鳴映像装置
US4748410A (en) * 1986-08-06 1988-05-31 Stanford University Rapid NMR imaging system
GB8719244D0 (en) * 1987-08-14 1987-09-23 Mansfield P Nmr imaging
JPH02140145A (ja) * 1988-11-21 1990-05-29 Toshiba Corp 磁気共鳴イメージング装置
JPH0312130A (ja) * 1989-06-09 1991-01-21 Fuji Electric Co Ltd 磁気共鳴イメージング装置
US5192909A (en) * 1991-01-07 1993-03-09 General Electric Company Spectroscopic localization using pinwheel nmr excitation pulses
GB9200606D0 (en) * 1992-01-13 1992-03-11 British Tech Group Method of and apparatus for obtaining spatial nmr information
DE4343022C1 (de) * 1993-12-16 1995-03-30 Bruker Medizintech Magnetresonanz-Bildgebung mit kombiniertem Einzelpunkt- und Rückprojektionsaufnahmeverfahren
US6476607B1 (en) * 2000-12-08 2002-11-05 Koninklijke Philips Electronics N.V. MRI method and apparatus for rapid acquisition of multiple views through a volume

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1596160A (en) * 1976-12-15 1981-08-19 Nat Res Dev Nuclear magnetic resonance apparatus and methods
US4333053A (en) * 1979-03-13 1982-06-01 Emi Limited Imaging systems
GB2056078B (en) * 1979-08-03 1984-02-29 Emi Ltd Nuclear magnetic resonance systems
US4319190A (en) * 1980-03-06 1982-03-09 Bell Telephone Laboratories, Incorporated Nuclear magnetic resonance imaging in space and frequency coordinates
GB2091884B (en) * 1981-01-26 1984-07-18 Hinsaw Waldo Stephen Investigation of samples by nmr techniques
GB2107469B (en) * 1981-09-21 1985-09-18 Peter Mansfield Nuclear magnetic resonance methods
US4607223A (en) * 1982-08-13 1986-08-19 National Research Development Corporation Nuclear magnetic resonance imaging method
NL8203519A (nl) * 1982-09-10 1984-04-02 Philips Nv Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.
US4551680A (en) * 1983-04-21 1985-11-05 Albert Macovski Selective region NMR projection imaging system
US4570120A (en) * 1983-04-25 1986-02-11 The University Of British Columbia N.M.R. Imaging
US4639671A (en) * 1983-05-31 1987-01-27 General Electric Company Simultaneous NMR imaging system
US4651096A (en) * 1985-02-19 1987-03-17 Resonex Imaging method for nuclear magnetic resonance utilizing balanced gradient fields
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method

Also Published As

Publication number Publication date
JPS6186641A (ja) 1986-05-02
NL8402959A (nl) 1986-04-16
US4812762A (en) 1989-03-14
IL76522A0 (en) 1986-01-31
CA1247699A (fr) 1988-12-28
EP0181015B1 (fr) 1989-12-06
EP0181015A1 (fr) 1986-05-14
DE3574620D1 (de) 1990-01-11

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