IL98600A - Phase contrast, line scanned nmr angiography - Google Patents

Phase contrast, line scanned nmr angiography

Info

Publication number
IL98600A
IL98600A IL98600A IL9860091A IL98600A IL 98600 A IL98600 A IL 98600A IL 98600 A IL98600 A IL 98600A IL 9860091 A IL9860091 A IL 9860091A IL 98600 A IL98600 A IL 98600A
Authority
IL
Israel
Prior art keywords
phase contrast
line scanned
angiography
nmr
nmr angiography
Prior art date
Application number
IL98600A
Other languages
English (en)
Other versions
IL98600A0 (en
Original Assignee
Wisconsin Alumni Res Found
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 Wisconsin Alumni Res Found filed Critical Wisconsin Alumni Res Found
Publication of IL98600A0 publication Critical patent/IL98600A0/xx
Publication of IL98600A publication Critical patent/IL98600A/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
    • G01R33/54—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
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques
    • 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
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Pulmonology (AREA)
  • Power Engineering (AREA)
  • Vascular Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL98600A 1990-08-17 1991-06-24 Phase contrast, line scanned nmr angiography IL98600A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/568,938 US5031624A (en) 1990-08-17 1990-08-17 Phase contrast, line-scanned method for NMR angiography

Publications (2)

Publication Number Publication Date
IL98600A0 IL98600A0 (en) 1992-07-15
IL98600A true IL98600A (en) 1993-07-08

Family

ID=24273386

Family Applications (1)

Application Number Title Priority Date Filing Date
IL98600A IL98600A (en) 1990-08-17 1991-06-24 Phase contrast, line scanned nmr angiography

Country Status (4)

Country Link
US (1) US5031624A (fr)
EP (1) EP0471501A3 (fr)
JP (1) JPH04269943A (fr)
IL (1) IL98600A (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5214382A (en) * 1990-02-23 1993-05-25 Baylor Research Institute Magnetic resonance imaging with selective contrast enhancement
EP0447970B1 (fr) * 1990-03-20 1997-09-10 Kabushiki Kaisha Toshiba Méthode et appareil pour l'imagerie des vaisseaux sanguins par résonance magnétique
US5204627A (en) * 1991-03-14 1993-04-20 Wisconsin Alumni Research Foundation Adaptive NMR angiographic reprojection method
US5273040A (en) * 1991-11-14 1993-12-28 Picker International, Inc. Measurement of vetricle volumes with cardiac MRI
US5348011A (en) * 1991-11-14 1994-09-20 Picker International, Inc. Shared excitation phase encode grouping for improved throughput cardiac gated MRI cine imaging
US5329925A (en) * 1991-11-14 1994-07-19 Picker International, Inc. Reduced scan time cardiac gated magnetic resonance cine and flow imaging
JPH05154132A (ja) * 1991-11-30 1993-06-22 Shimadzu Corp Ｍｒ撮像法
US5285158A (en) * 1992-08-06 1994-02-08 Wisconsin Alumni Research Foundation NMR angiography using fast pulse sequences with preparatory pulses
US5477144A (en) * 1993-02-18 1995-12-19 Johns Hopkins University Method for reducing image artifacts in magnetic resonance images acquired with synchronization to physiological cycles
JP3496889B2 (ja) * 1993-06-24 2004-02-16 株式会社東芝 磁気共鳴イメージング装置
US5408180A (en) * 1993-08-13 1995-04-18 Wisconsin Alumni Research Foundation Measurement of flow using a complex difference method of magnetic resonance imaging
DE4327325C1 (de) * 1993-08-13 1995-01-12 Siemens Ag Verfahren zur zeitaufgelösten MR-Bildgebung
JP3386864B2 (ja) * 1993-10-28 2003-03-17 株式会社日立メディコ 核磁気共鳴撮影方法及び装置
US5429134A (en) * 1994-06-27 1995-07-04 General Electric Company Multi-phase fat suppressed MRI cardiac imaging
US6121775A (en) * 1998-06-16 2000-09-19 Beth Israel Deaconess Medical Center, Inc. MRI imaging method and apparatus
EP1014102A3 (fr) * 1998-12-24 2001-10-04 Marconi Electronic Systems Limited Imagerie par résonance magnétique à tranches multiples avec un ensemble de bobines réceptrices
US6760611B1 (en) * 1999-04-30 2004-07-06 Hitachi Medical Corporation Magnetic resonance imaging method and device therefor
US6292684B1 (en) * 1999-12-14 2001-09-18 Ge Medical Systems Global Technology Company, Llc Respiratory displacement and velocity measurement using navigator MRI echo signals
US6654628B1 (en) 2000-11-03 2003-11-25 The Johns Hopkins University Methods to assess vascular endothelial function
US20020073441A1 (en) 2000-12-13 2002-06-13 Ross Brian D. Compositions and methods for detecting proteolytic activity
US6618609B2 (en) * 2001-03-30 2003-09-09 Koninklifke Philips Electronics, N.V. Flow adaptive guided determination of imaging parameters for 3D magnetic resonance angiography
JP2003250775A (ja) * 2002-02-25 2003-09-09 Ge Medical Systems Global Technology Co Llc Ｍｒｉ装置およびｍｒａ撮影方法
JP3753668B2 (ja) * 2002-03-12 2006-03-08 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｒｆパルスチューニング装置
US6922580B2 (en) * 2002-06-04 2005-07-26 Koninklijke Philips Electronics N.V. Blood flow gated MRI
US7561909B1 (en) * 2002-09-16 2009-07-14 The United States Of America As Represented By The Department Of Health And Human Services MRI navigator methods and systems
ATE476525T1 (de) 2003-12-23 2010-08-15 Mount Sinai Hospital Corp Verfahren zum nachweis von mit endometrialer krankheit oder phase assoziierten markern
CN100479748C (zh) * 2004-03-26 2009-04-22 株式会社东芝 核磁共振成像装置
US7049816B2 (en) * 2004-09-30 2006-05-23 Wisconsin Alumni Research Foundation Magnetic resonance imaging with dual velocity encoded projection reconstruction acquisition
JP3668816B1 (ja) * 2004-12-16 2005-07-06 学校法人慶應義塾 磁気共鳴イメージング装置
CA2618163A1 (fr) 2008-02-07 2009-08-07 K. W. Michael Siu Biomarqueurs de cancer de la tete et du cou
WO2009142167A1 (fr) * 2008-05-22 2009-11-26 株式会社 日立メディコ Dispositif d’imagerie à résonance magnétique et procédé d’acquisition d’images de vaisseaux sanguins
DE102009019596B4 (de) * 2009-04-30 2023-08-17 Siemens Healthcare Gmbh Magnetresonanzangiographie mit flusskompensierter und flusssensitiver Bildgebung
JP2011156078A (ja) * 2010-01-29 2011-08-18 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置およびプログラム
US8890522B2 (en) 2010-04-02 2014-11-18 General Electric Company Accelerated pseudo-random data magnetic resonance imaging system and method
US9588203B2 (en) * 2010-12-07 2017-03-07 New York University Apparatus, method and computer-accessible medium for determination of electrical properties of tissues and materials using multiple radio frequency measurements
JP5944650B2 (ja) * 2011-11-11 2016-07-05 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
US10185016B2 (en) * 2016-04-22 2019-01-22 General Electric Company System and method for imaging four-dimensional flow of a fluid within a volume of an imaged object

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4714081A (en) * 1986-03-03 1987-12-22 General Electric Company Methods for NMR angiography
US4718424A (en) * 1986-08-07 1988-01-12 Stanford University NMR imaging of blood flow by moment variation of magnetic gradients
WO1988007349A1 (fr) * 1987-03-25 1988-10-06 Fonar Corporation Technique de representation en images utilisant la resonance magnetique nucleaire
JP2624728B2 (ja) * 1987-11-24 1997-06-25 株式会社日立製作所 診断用核磁気共鳴装置

Also Published As

Publication number Publication date
EP0471501A2 (fr) 1992-02-19
EP0471501A3 (en) 1992-09-16
IL98600A0 (en) 1992-07-15
JPH04269943A (ja) 1992-09-25
US5031624A (en) 1991-07-16

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