ATE404876T1 - Dreidimensionale phasenkontrastmagnetresonanzabbildung mit verschachtelten projektions-rekonstruktions-daten - Google Patents

Dreidimensionale phasenkontrastmagnetresonanzabbildung mit verschachtelten projektions-rekonstruktions-daten

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Publication number
ATE404876T1
ATE404876T1 AT02803195T AT02803195T ATE404876T1 AT E404876 T1 ATE404876 T1 AT E404876T1 AT 02803195 T AT02803195 T AT 02803195T AT 02803195 T AT02803195 T AT 02803195T AT E404876 T1 ATE404876 T1 AT E404876T1
Authority
AT
Austria
Prior art keywords
magnetic resonance
resonance imaging
projection reconstruction
phase contrast
reconstruction data
Prior art date
Application number
AT02803195T
Other languages
English (en)
Inventor
Charles Mistretta
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
Application granted granted Critical
Publication of ATE404876T1 publication Critical patent/ATE404876T1/de

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7285—Specific aspects of physiological measurement analysis for synchronizing or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal
    • A61B5/7292—Prospective gating, i.e. predicting the occurrence of a physiological event for use as a synchronisation signal
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7285—Specific aspects of physiological measurement analysis for synchronizing or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal
    • A61B5/7289—Retrospective gating, i.e. associating measured signals or images with a physiological event after the actual measurement or image acquisition, e.g. by simultaneously recording an additional physiological signal during the measurement or image acquisition
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Physiology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Psychiatry (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Artificial Intelligence (AREA)
  • Vascular Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT02803195T 2001-11-12 2002-11-08 Dreidimensionale phasenkontrastmagnetresonanzabbildung mit verschachtelten projektions-rekonstruktions-daten ATE404876T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33907601P 2001-11-12 2001-11-12

Publications (1)

Publication Number Publication Date
ATE404876T1 true ATE404876T1 (de) 2008-08-15

Family

ID=23327377

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02803195T ATE404876T1 (de) 2001-11-12 2002-11-08 Dreidimensionale phasenkontrastmagnetresonanzabbildung mit verschachtelten projektions-rekonstruktions-daten

Country Status (6)

Country Link
US (1) US6954067B2 (de)
EP (1) EP1444530B1 (de)
JP (1) JP3878176B2 (de)
AT (1) ATE404876T1 (de)
DE (1) DE60228302D1 (de)
WO (1) WO2003042711A1 (de)

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WO2005003804A1 (en) * 2003-07-02 2005-01-13 Universität Zürich K-t blast and k-t sense magnetic resonance imaging
US8571639B2 (en) * 2003-09-05 2013-10-29 Varian Medical Systems, Inc. Systems and methods for gating medical procedures
DE102004021772B4 (de) * 2004-04-30 2007-05-24 Siemens Ag Verfahren und Gerät zur verbesserten PPA-Magnet-Resonanz-Bildgebung mit radialer Datenakquisition sowie Computersoftwareprodukt
US8112145B2 (en) * 2004-06-03 2012-02-07 Wisconsin Alumni Research Foundation MRI method for assessing myocardial viability
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DE602006010388D1 (de) * 2005-07-08 2009-12-24 Wisconsin Alumni Res Found Bildrekonstruktion unter Nebenbedingungen
WO2007008530A1 (en) * 2005-07-08 2007-01-18 Wisconsin Alumni Research Foundation Backprojection reconstruction method for ct imaging
US7285954B2 (en) * 2005-09-14 2007-10-23 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Imaging and reconstruction of partial field of view in phase contrast MRI
EP1927009A1 (de) * 2005-09-22 2008-06-04 Wisconsin Alumni Research Foundation Rekonstruktion von bildern des schlagenden herzens mit einer stark eingeschränkten rückprojektion
JP5113061B2 (ja) * 2005-09-22 2013-01-09 ウイスコンシン アラムナイ リサーチ ファウンデーシヨン 運動コード化ｍｒ画像の高度に限定された再構成
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EP1946139A1 (de) * 2005-09-22 2008-07-23 Wisconsin Alumni Research Foundation Funktionale mri mit einer hocheingeschränkten rückprojektion
US7397242B2 (en) * 2005-10-27 2008-07-08 Wisconsin Alumni Research Foundation Parallel magnetic resonance imaging method using a radial acquisition trajectory
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KR100726739B1 (ko) * 2006-01-16 2007-06-11 한국과학기술원 방사형 케이-공간 경로법을 이용한 병렬 자기 공명 영상획득 방법, 그 장치 및 이를 실행하기 위한 컴퓨터로 읽을수 있는 기록매체.
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
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
WO2008118238A2 (en) 2007-01-02 2008-10-02 Wisconsin Alumni Research Foundation Contrast enhanced mra with highly constrained backprojection reconstruction using phase contrast composite image
EP1959396B1 (de) * 2007-02-19 2012-01-18 Wisconsin Alumni Research Foundation Verfahren zur lokalisierten und stark eingeschränkten Bildrekonstruktion
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Also Published As

Publication number Publication date
EP1444530A1 (de) 2004-08-11
DE60228302D1 (de) 2008-09-25
US6954067B2 (en) 2005-10-11
JP2005509471A (ja) 2005-04-14
EP1444530B1 (de) 2008-08-13
JP3878176B2 (ja) 2007-02-07
US20030135103A1 (en) 2003-07-17
WO2003042711A1 (en) 2003-05-22

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