FI880585A - Multireflekterande nmr-angiografi. - Google Patents

Multireflekterande nmr-angiografi. Download PDF

Info

Publication number
FI880585A
FI880585A FI880585A FI880585A FI880585A FI 880585 A FI880585 A FI 880585A FI 880585 A FI880585 A FI 880585A FI 880585 A FI880585 A FI 880585A FI 880585 A FI880585 A FI 880585A
Authority
FI
Finland
Prior art keywords
multireflekterande
angiography
nmr
nmr angiography
multireflekterande nmr
Prior art date
Application number
FI880585A
Other languages
English (en)
Other versions
FI880585A0 (fi
Inventor
Charles Lucian Dumoulin
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of FI880585A0 publication Critical patent/FI880585A0/fi
Publication of FI880585A publication Critical patent/FI880585A/fi

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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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Signal Processing (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Volume Flow (AREA)
FI880585A 1987-02-11 1988-02-09 Multireflekterande nmr-angiografi. FI880585A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/013,592 US4796635A (en) 1987-02-11 1987-02-11 Multiple-echo, multiple-view NMR angiography

Publications (2)

Publication Number Publication Date
FI880585A0 FI880585A0 (fi) 1988-02-09
FI880585A true FI880585A (fi) 1988-08-12

Family

ID=21760727

Family Applications (1)

Application Number Title Priority Date Filing Date
FI880585A FI880585A (fi) 1987-02-11 1988-02-09 Multireflekterande nmr-angiografi.

Country Status (5)

Country Link
US (1) US4796635A (fi)
EP (1) EP0278271A3 (fi)
JP (1) JPS63226343A (fi)
FI (1) FI880585A (fi)
IL (1) IL85126A (fi)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5022398A (en) * 1987-02-11 1991-06-11 General Electric Company Multiple-echo NMR angiography for enhancement of signal-to noise ratio
US5022397A (en) * 1987-02-11 1991-06-11 General Electric Company Multiple-echo NMR angiography with multiple-velocity images
US5025788A (en) * 1987-02-11 1991-06-25 General Electric Company Method of acquiring NMR angiograms in selected flow component directions
DE3726932A1 (de) * 1987-08-13 1989-02-23 Spectrospin Ag Verfahren zum kodieren von n parametern bei der mehrdimensionalen fourier-nmr-spektroskopie
US4978918A (en) * 1988-04-24 1990-12-18 Mitsubishi Denki Kabushiki Kaisha Magnetic resonance imaging method
DE3823961A1 (de) * 1988-07-15 1990-01-18 Philips Patentverwaltung Kernspintomographieverfahren und kernspintomograph zur durchfuehrung des verfahrens
JPH0685769B2 (ja) * 1988-09-09 1994-11-02 富士電機株式会社 磁気共鳴イメージング装置
US4952876A (en) * 1988-11-23 1990-08-28 General Electric Company Variable bandwidth multiecho NMR imaging
US5115812A (en) * 1988-11-30 1992-05-26 Hitachi, Ltd. Magnetic resonance imaging method for moving object
US4918386A (en) * 1988-12-23 1990-04-17 General Electric Company Method for simultaneously obtaining three-dimensional NMR angiograms and stationary tissue NMR images
US4888552A (en) * 1989-01-05 1989-12-19 Elscint Ltd. Magnetic resonance imaging
DE4024161A1 (de) * 1989-08-11 1991-02-14 Siemens Ag Pulssequenz zur schnellen ermittlung von bildern der fett- und wasserverteilung in einem untersuchungsobjekt mittels der kernmagnetischen resonanz
US4973906A (en) * 1989-08-17 1990-11-27 General Electric Company Flow compensated NMR fast pulse sequence
AT399646B (de) * 1989-12-01 1995-06-26 Wach Paul Dipl Ing Dr Techn Einrichtung zur erfassung des durchflusses des blutgefässsystems
JPH03228745A (ja) * 1990-02-05 1991-10-09 Toshiba Corp Ｍｒｉ装置
DE69127565T2 (de) * 1990-03-20 1998-04-23 Toshiba Kawasaki Kk Verfahren und Apparat zur Bilderzeugung von Blutgefässen mittels magnetischer Resonanz
US5221898A (en) * 1990-11-30 1993-06-22 Hitachi, Ltd. Flow imaging method using an MRI apparatus
US5133357A (en) * 1991-02-07 1992-07-28 General Electric Company Quantitative measurement of blood flow using cylindrically localized fourier velocity encoding
JP3161750B2 (ja) * 1991-06-05 2001-04-25 株式会社日立製作所 磁気共鳴診断装置および画像データ処理方法
US5233302A (en) * 1991-06-21 1993-08-03 General Electric Company Masking motion ghost artifacts in NMR images
US5270654A (en) * 1991-07-05 1993-12-14 Feinberg David A Ultra-fast multi-section MRI using gradient and spin echo (grase) imaging
US5281914A (en) * 1991-08-09 1994-01-25 The Johns Hopkins University Method of vector magnetic resonance measurement and imaging and associated apparatus
US5233298A (en) * 1992-02-20 1993-08-03 General Electric Company Quantitative measurement of blood flow at multiple positions using comb excitation and fourier velocity encoding
US5277192A (en) * 1992-09-18 1994-01-11 General Electric Company Imaging of turbulence with magnetic resonance
DE4432575C2 (de) * 1993-09-14 2003-04-10 Toshiba Kawasaki Kk Verfahren zur Bildgebung der Gehirnfunktion mittels einer Kernspinresonanz-Vorrichtung und hieran angepasste Kernspinresonanz-Vorrichtung
US6122540A (en) * 1994-06-08 2000-09-19 The Regents Of The University Of California Noninvasive measurement of renal hemodynamic functions using magnetic resonance imaging
US5602891A (en) * 1995-11-13 1997-02-11 Beth Israel Imaging apparatus and method with compensation for object motion
US6188922B1 (en) * 1999-01-08 2001-02-13 Wisconsin Alumni Research Foundation Phase contrast imaging using interleaved projection data
WO2002067202A1 (en) 2001-02-16 2002-08-29 The Government Of The United States Of America, Represented By The Secretary, Department Of Health And Human Services Real-time, interactive volumetric mri
JP4309632B2 (ja) * 2002-10-08 2009-08-05 株式会社東芝 磁気共鳴イメージング装置
US7646198B2 (en) * 2007-03-09 2010-01-12 Case Western Reserve University Methods for fat signal suppression in magnetic resonance imaging
WO2009094304A2 (en) * 2008-01-23 2009-07-30 The Regents Of The University Of Colorado Susceptibility weighted magnetic resonance imaging of venous vasculature
KR101253024B1 (ko) * 2011-05-06 2013-04-16 연세대학교 산학협력단 자기공명영상을 이용한 삼차원 영상 복원장치 및 방법
US11191503B2 (en) 2018-07-17 2021-12-07 International Business Machines Corporation Fluid-injector for a simultaneous anatomical and fluid dynamic analysis in coronary angiography

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4458203A (en) * 1980-12-11 1984-07-03 Picker International Limited Nuclear magnetic resonance imaging
US4528985A (en) * 1981-12-21 1985-07-16 Albert Macovski Blood vessel imaging system using nuclear magnetic resonance
US4443760A (en) * 1982-07-01 1984-04-17 General Electric Company Use of phase alternated RF pulses to eliminate effects of spurious free induction decay caused by imperfect 180 degree RF pulses in NMR imaging
JPS5940843A (ja) * 1982-08-31 1984-03-06 株式会社東芝 診断用核磁気共鳴装置
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
US4595879A (en) * 1983-11-14 1986-06-17 Technicare Corporation Nuclear magnetic resonance flow imaging
US4625169A (en) * 1984-08-10 1986-11-25 The General Hospital Corporation Flow imaging by means of nuclear magnetic resonance
US4609872A (en) * 1984-08-10 1986-09-02 General Electric Company NMR multiple-echo phase-contrast blood flow imaging
DE3504734C2 (de) 1985-02-12 1998-12-10 Max Planck Gesellschaft Verfahren und Vorrichtung zur Aufnahme von Spinresonanzdaten
US4654591A (en) * 1985-07-29 1987-03-31 Wisconsin Alumni Research Foundation NMR flow imaging using bi-phasic excitation field gradients
US4714081A (en) * 1986-03-03 1987-12-22 General Electric Company Methods for NMR angiography

Also Published As

Publication number Publication date
EP0278271A3 (en) 1990-06-13
FI880585A0 (fi) 1988-02-09
JPH0424051B2 (fi) 1992-04-24
IL85126A (en) 1996-06-18
US4796635A (en) 1989-01-10
EP0278271A2 (en) 1988-08-17
IL85126A0 (en) 1988-06-30
JPS63226343A (ja) 1988-09-21

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FD Application lapsed
MM Patent lapsed

Owner name: GENERAL ELECTRIC COMPANY