ATE520038T1 - Verfahren zur bilderzeugung durch magnetische resonanz mit harmonischen phasen - Google Patents

Verfahren zur bilderzeugung durch magnetische resonanz mit harmonischen phasen

Info

Publication number
ATE520038T1
ATE520038T1 AT01908967T AT01908967T ATE520038T1 AT E520038 T1 ATE520038 T1 AT E520038T1 AT 01908967 T AT01908967 T AT 01908967T AT 01908967 T AT01908967 T AT 01908967T AT E520038 T1 ATE520038 T1 AT E520038T1
Authority
AT
Austria
Prior art keywords
employed
image
magnetic resonance
images
tag pulse
Prior art date
Application number
AT01908967T
Other languages
English (en)
Inventor
Jerry Prince
Nael F Osman
Original Assignee
Univ Johns Hopkins
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 Univ Johns Hopkins filed Critical Univ Johns Hopkins
Application granted granted Critical
Publication of ATE520038T1 publication Critical patent/ATE520038T1/de

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
    • G01R33/56333—Involving spatial modulation of the magnetization within an imaged region, e.g. spatial modulation of magnetization [SPAMM] tagging
    • 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

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)
AT01908967T 2000-02-10 2001-02-08 Verfahren zur bilderzeugung durch magnetische resonanz mit harmonischen phasen ATE520038T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18152700P 2000-02-10 2000-02-10
PCT/US2001/004061 WO2001058353A1 (en) 2000-02-10 2001-02-08 Method for harmonic phase magnetic resonance imaging

Publications (1)

Publication Number Publication Date
ATE520038T1 true ATE520038T1 (de) 2011-08-15

Family

ID=22664659

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01908967T ATE520038T1 (de) 2000-02-10 2001-02-08 Verfahren zur bilderzeugung durch magnetische resonanz mit harmonischen phasen

Country Status (5)

Country Link
US (1) US6597935B2 (de)
EP (1) EP1257200B1 (de)
AT (1) ATE520038T1 (de)
AU (1) AU2001236768A1 (de)
WO (1) WO2001058353A1 (de)

Families Citing this family (27)

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WO2002023211A1 (en) * 2000-09-12 2002-03-21 Koninklijke Philips Electronics N.V. Magnetic resonance method
US7047060B1 (en) * 2001-11-26 2006-05-16 Koninklijke Philips Electronics N.V. Multiple preparatory excitations and readouts distributed over the cardiac cycle
ATE344500T1 (de) * 2002-03-25 2006-11-15 Koninkl Philips Electronics Nv Analyse der herzdurchblutung
US7835783B1 (en) * 2002-04-22 2010-11-16 The United States Of America As Represented By The Department Of Health And Human Services Magnetic resonance imaging methods and apparatus for time-series motion tracking with inversion recovery compensation
DE102004019394B4 (de) * 2004-04-19 2008-04-03 Forschungszentrum Jülich GmbH Bildgebungsverfahren sowie Kernspintomograph zur Erfassung der longitudinalen Spin-Gitter Relaxationszeit
US20060140867A1 (en) * 2004-12-28 2006-06-29 Helfer Jeffrey L Coated stent assembly and coating materials
DE102005000849B4 (de) * 2005-01-05 2007-08-09 Siemens Ag Verfahren zum Erfassen von Bewegung eines Objekts durch magnetische Kernresonanz
US7502850B2 (en) * 2005-01-06 2009-03-10 International Business Machines Corporation Verifying resource functionality before use by a grid job submitted to a grid environment
US7495438B2 (en) * 2005-05-04 2009-02-24 John Hopkins University Three dimensional magnetic resonance motion estimation on a single image plane
US7977942B2 (en) * 2005-11-16 2011-07-12 Board Of Regents, The University Of Texas System Apparatus and method for tracking movement of a target
US7911207B2 (en) 2005-11-16 2011-03-22 Board Of Regents, The University Of Texas System Method for determining location and movement of a moving object
US7498811B2 (en) * 2005-11-16 2009-03-03 Macfarlane Duncan L Apparatus and method for patient movement tracking
CN100570393C (zh) * 2006-02-06 2009-12-16 株式会社东芝 磁共振成像装置及磁共振成像方法
JP5105848B2 (ja) * 2006-02-06 2012-12-26 株式会社東芝 磁気共鳴イメージング装置および磁気共鳴イメージング装置における撮影条件設定方法
US8073523B2 (en) * 2006-06-06 2011-12-06 California Institute Of Technology Method for obtaining strain from radially-tagged magnetic resonance imaging (MRI)
US7826800B2 (en) * 2006-11-27 2010-11-02 Orthosoft Inc. Method and system for determining a time delay between transmission and reception of an RF signal in a noisy RF environment using phase detection
US8384382B2 (en) * 2007-10-18 2013-02-26 Hitachi Medical Corporation Magnetic resonance imaging apparatus
DE102007058682B4 (de) * 2007-12-06 2018-02-08 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur automatischen Bestimmung von Schichtpositionen bei einer MR-Untersuchung
TW200930850A (en) * 2008-01-03 2009-07-16 Green Energy Technology Inc Cooling structure for body of crystal growth furnace
WO2009089341A1 (en) * 2008-01-09 2009-07-16 Washington University In St. Louis Method for quantitatively mapping myocardial contractile function with magnetic resonance based multiparametric strain analysis
US8390291B2 (en) * 2008-05-19 2013-03-05 The Board Of Regents, The University Of Texas System Apparatus and method for tracking movement of a target
US9259290B2 (en) 2009-06-08 2016-02-16 MRI Interventions, Inc. MRI-guided surgical systems with proximity alerts
WO2010148083A2 (en) 2009-06-16 2010-12-23 Surgivision, Inc. Mri-guided devices and mri-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time
DE102010061970B4 (de) * 2010-11-25 2013-05-08 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Bestimmung einer MR-systembedingten Phaseninformation
CN105701846B (zh) * 2014-11-27 2019-01-15 东芝医疗系统株式会社 医学图像处理装置和方法以及医学成像设备
EP3448253B1 (de) * 2016-04-27 2024-06-12 Myocardial Solutions, Inc. Schnelle quantitative beurteilungen der herzfunktion mit belastungsmessungen aus mrt
US11872019B2 (en) 2019-06-05 2024-01-16 Myocardial Solutions, Inc. MRI-derived strain-based measurements and related image data acquisitions, image data processing, patient evaluations and monitoring methods and systems

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US4486708A (en) 1981-12-21 1984-12-04 Albert Macovski Selective material projection imaging system using nuclear magnetic resonance
US5054489A (en) 1988-10-06 1991-10-08 The Trustees Of The University Of Pennsylvania Magnetic resonance imaging using spatial modulation of magnetization
US5111820A (en) 1990-11-02 1992-05-12 The Trustees Of The University Of Pennsylvania System and method for magnetic resonance imaging of 3-dimensional heart wall motion with spatial modulation of magnetization
EP0507391B1 (de) 1991-04-02 1998-06-10 Koninklijke Philips Electronics N.V. Kernspinresonanzverfahren und Anordnung zur Bewegungsüberwachung an einem Teil eines Objekts auf der Basis stimulierter Echos
US5275163A (en) 1991-04-02 1994-01-04 U.S. Philips Corporation Magnetic resonance imaging method and device for monitoring motion of a part of an object
US5281914A (en) 1991-08-09 1994-01-25 The Johns Hopkins University Method of vector magnetic resonance measurement and imaging and associated apparatus
US5315248A (en) 1992-03-02 1994-05-24 Kabushiki Kaisha Toshiba Method and apparatus for nuclear magnetic resonance for measuring speed of flowing target object
US5352979A (en) 1992-08-07 1994-10-04 Conturo Thomas E Magnetic resonance imaging with contrast enhanced phase angle reconstruction
US5363044A (en) 1993-02-09 1994-11-08 Sunnybrook Health Science Center Motion ghost manipulation in magnetic resonance imaging
JPH0775627A (ja) * 1993-06-11 1995-03-20 Hitachi Ltd 磁気共鳴診断装置における体動追従計測方法
US5512825A (en) 1994-11-25 1996-04-30 The Johns Hopkins University Method of minimizing dead-periods in magnetic resonance imaging pulse sequences and associated apparatus
US5910728A (en) 1996-11-12 1999-06-08 Beth Israel Deaconess Medical Center Simultaneous acquisition of spatial harmonics (SMASH): ultra-fast imaging with radiofrequency coil arrays
WO1998059255A1 (en) 1997-06-24 1998-12-30 California Institute Of Technology A method for suppressing noise in measurements
US6453187B1 (en) * 1998-08-10 2002-09-17 The Johns Hopkins University Method of employing angle images for measuring object motion in tagged magnetic resonance imaging
ATE545873T1 (de) 1999-04-22 2012-03-15 Univ Johns Hopkins Messung der herzbewegung durch magnetresonanzbildgebung mit kineharmonischen phasen

Also Published As

Publication number Publication date
US6597935B2 (en) 2003-07-22
EP1257200B1 (de) 2011-08-10
EP1257200A4 (de) 2006-05-10
WO2001058353A1 (en) 2001-08-16
EP1257200A1 (de) 2002-11-20
AU2001236768A1 (en) 2001-08-20
US20010031037A1 (en) 2001-10-18

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