DE69127565T2 - Verfahren und Apparat zur Bilderzeugung von Blutgefässen mittels magnetischer Resonanz - Google Patents

Verfahren und Apparat zur Bilderzeugung von Blutgefässen mittels magnetischer Resonanz

Info

Publication number
DE69127565T2
DE69127565T2 DE69127565T DE69127565T DE69127565T2 DE 69127565 T2 DE69127565 T2 DE 69127565T2 DE 69127565 T DE69127565 T DE 69127565T DE 69127565 T DE69127565 T DE 69127565T DE 69127565 T2 DE69127565 T2 DE 69127565T2
Authority
DE
Germany
Prior art keywords
magnetic resonance
blood vessels
imaging blood
imaging
vessels
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69127565T
Other languages
English (en)
Other versions
DE69127565D1 (de
Inventor
Masahiko Hatanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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
Priority claimed from JP2071022A external-priority patent/JPH03272742A/ja
Priority claimed from JP2072003A external-priority patent/JPH03272743A/ja
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE69127565D1 publication Critical patent/DE69127565D1/de
Application granted granted Critical
Publication of DE69127565T2 publication Critical patent/DE69127565T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01R33/54—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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • G01R33/4835—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices of multiple slices

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69127565T 1990-03-20 1991-03-14 Verfahren und Apparat zur Bilderzeugung von Blutgefässen mittels magnetischer Resonanz Expired - Fee Related DE69127565T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2071022A JPH03272742A (ja) 1990-03-20 1990-03-20 磁気共鳴イメージング法による血管像撮影方法
JP2072003A JPH03272743A (ja) 1990-03-23 1990-03-23 磁気共鳴イメージング法による血管像撮影方法

Publications (2)

Publication Number Publication Date
DE69127565D1 DE69127565D1 (de) 1997-10-16
DE69127565T2 true DE69127565T2 (de) 1998-04-23

Family

ID=26412132

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127565T Expired - Fee Related DE69127565T2 (de) 1990-03-20 1991-03-14 Verfahren und Apparat zur Bilderzeugung von Blutgefässen mittels magnetischer Resonanz

Country Status (3)

Country Link
US (1) US5331279A (de)
EP (1) EP0447970B1 (de)
DE (1) DE69127565T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4127889B2 (ja) * 1998-03-04 2008-07-30 株式会社日立メディコ 磁気共鳴イメージング装置
JP3987223B2 (ja) 1998-12-28 2007-10-03 株式会社日立メディコ 核磁気共鳴イメージング装置
US10098563B2 (en) 2006-11-22 2018-10-16 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus
US9538936B2 (en) * 2006-11-22 2017-01-10 Toshiba Medical Systems Corporation MRI apparatus acquires first and second MR data and generates therefrom third image data having higher contrast between blood and background tissues

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4574240A (en) * 1983-07-19 1986-03-04 The Regents Of The University Of California Method for flow measurement using nuclear magnetic resonance
US4602641A (en) * 1983-08-15 1986-07-29 The Regents Of The University Of California Method and apparatus for NMR detection and imaging of flowing fluid nuclei
US4570119A (en) * 1983-11-15 1986-02-11 General Electric Company Method for visualization of in-plane fluid flow by proton NMR imaging
US4777957A (en) * 1985-06-14 1988-10-18 General Electric Company Method for measuring and imaging fluid flow
US4689560A (en) * 1985-08-16 1987-08-25 Picker International, Inc. Low R.F. dosage magnetic resonance imaging of high velocity flows
DE3605990A1 (de) * 1986-02-25 1987-09-03 Spectrospin Ag Verfahren zum bestimmen fliessenden materials mittels nmr-tomographie
US4836209A (en) * 1986-08-07 1989-06-06 Stanford University NMR imaging of moving material using variable spatially selected excitation
DE3627750A1 (de) * 1986-08-16 1988-02-18 Spectrospin Ag Verfahren zum bestimmen von beweglichem material innerhalb eines koerpers
US4739766A (en) * 1986-08-18 1988-04-26 Duke University NMR blood vessel imaging method and apparatus
JPS63186639A (ja) * 1987-01-30 1988-08-02 株式会社日立製作所 血流イメ−ジング方式
US4796635A (en) * 1987-02-11 1989-01-10 General Electric Company Multiple-echo, multiple-view NMR angiography
US4800889A (en) * 1987-04-06 1989-01-31 General Electric Company Rapid-scan NMR angiography
JPS6447912A (en) * 1987-08-18 1989-02-22 Toshiba Corp Magnetic resonance imaging method
US4849697A (en) * 1988-06-27 1989-07-18 General Electric Company Three-dimensional magnetic resonance flow-contrast angiography with suppression of stationary material
US5034694A (en) * 1989-11-22 1991-07-23 Picker International, Inc. Minimum basis set MR angiography
US5031624A (en) * 1990-08-17 1991-07-16 Wisconsin Alumni Research Foundation Phase contrast, line-scanned method for NMR angiography

Also Published As

Publication number Publication date
DE69127565D1 (de) 1997-10-16
EP0447970B1 (de) 1997-09-10
EP0447970A3 (en) 1991-12-11
US5331279A (en) 1994-07-19
EP0447970A2 (de) 1991-09-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN

8339 Ceased/non-payment of the annual fee