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

Dreidimensionale phasenkontrastmagnetresonanzabbildung mit verschachtelten projektions-rekonstruktions-daten

Info

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 synchronising 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 synchronising 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Biophysics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Vascular Medicine (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (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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US8571639B2 (en) * 2003-09-05 2013-10-29 Varian Medical Systems, Inc. Systems and methods for gating medical procedures
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DE602006010388D1 (de) * 2005-07-08 2009-12-24 Wisconsin Alumni Res Found Bildrekonstruktion unter Nebenbedingungen
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
US7408347B2 (en) * 2005-09-22 2008-08-05 Wisconsin Alumni Research Foundation Highly constrained magnetic resonance spectroscopy image reconstruction method
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US7917190B2 (en) * 2005-09-22 2011-03-29 Wisconsin Alumni Research Foundation Image acquisition and reconstruction method for functional magnetic resonance imaging
EP1927008A1 (de) * 2005-09-22 2008-06-04 Wisconsin Alumni Research Foundation Stark beschränkte rückprojektionskonstruktion bei der mr-spektroskopie
US7397242B2 (en) * 2005-10-27 2008-07-08 Wisconsin Alumni Research Foundation Parallel magnetic resonance imaging method using a radial acquisition trajectory
JP5037075B2 (ja) * 2005-12-22 2012-09-26 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 磁気共鳴イメージング装置
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
CN101573629B (zh) 2007-01-02 2013-07-10 威斯康星校友研究基金会 利用相衬合成图像进行高度约束反投影重建的对比增强磁共振血管造影
EP1959396B1 (de) * 2007-02-19 2012-01-18 Wisconsin Alumni Research Foundation Verfahren zur lokalisierten und stark eingeschränkten Bildrekonstruktion
EP1959397B1 (de) * 2007-02-19 2019-08-07 Wisconsin Alumni Research Foundation Iterative HYPR-Rekonstruktion von medizinischen Bildern
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Also Published As

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

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