ATE404877T1 - Magnetische rezonanzbildgebung des mikrovaskulären blutvolumens - Google Patents

Magnetische rezonanzbildgebung des mikrovaskulären blutvolumens

Info

Publication number
ATE404877T1
ATE404877T1 AT03755747T AT03755747T ATE404877T1 AT E404877 T1 ATE404877 T1 AT E404877T1 AT 03755747 T AT03755747 T AT 03755747T AT 03755747 T AT03755747 T AT 03755747T AT E404877 T1 ATE404877 T1 AT E404877T1
Authority
AT
Austria
Prior art keywords
magnetic resonance
blood
inversion
pulse
excitation
Prior art date
Application number
AT03755747T
Other languages
German (de)
English (en)
Inventor
Zijl Peter Van
Hanzhang Lu
Xavier Golay
Original Assignee
Kennedy Krieger Inst
Zijl Peter C M Van
Lu Hanzhang Nmi
Golay Xavier Nmi
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 Kennedy Krieger Inst, Zijl Peter C M Van, Lu Hanzhang Nmi, Golay Xavier Nmi filed Critical Kennedy Krieger Inst
Application granted granted Critical
Publication of ATE404877T1 publication Critical patent/ATE404877T1/de

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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
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • 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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • 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)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Vascular Medicine (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AT03755747T 2002-08-27 2003-08-26 Magnetische rezonanzbildgebung des mikrovaskulären blutvolumens ATE404877T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40604002P 2002-08-27 2002-08-27

Publications (1)

Publication Number Publication Date
ATE404877T1 true ATE404877T1 (de) 2008-08-15

Family

ID=31978260

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03755747T ATE404877T1 (de) 2002-08-27 2003-08-26 Magnetische rezonanzbildgebung des mikrovaskulären blutvolumens

Country Status (8)

Country Link
US (1) US8527030B2 (https=)
EP (1) EP1535083B1 (https=)
JP (1) JP4613065B2 (https=)
CN (1) CN100501439C (https=)
AT (1) ATE404877T1 (https=)
AU (1) AU2003273242A1 (https=)
DE (1) DE60322916D1 (https=)
WO (1) WO2004021028A1 (https=)

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KR102008499B1 (ko) * 2016-11-09 2019-08-07 삼성전자주식회사 자기 공명 영상 장치 및 자기 공명 영상 획득 방법
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US12099106B2 (en) 2018-05-04 2024-09-24 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung eingetragener Verein Arterial spin labeling with evaluation of inversion state of magnetization
WO2020142696A1 (en) 2019-01-03 2020-07-09 Northeastern University Quantitative measurement of disruptions in the blood brain barrier
CN109960848B (zh) * 2019-01-17 2022-05-10 哈尔滨工程大学 避免产生共振的模态避让方法
US12495983B2 (en) 2021-04-09 2025-12-16 Wellumio Limited Perfusion measurement with low field NMR
CN117310585B (zh) * 2023-11-28 2024-02-23 首都医科大学宣武医院 一种在线测量组织反转恢复零点的方法
CN118604701B (zh) * 2024-05-21 2025-03-18 首都医科大学附属北京天坛医院 低场磁共振脑卒中鉴别序列及具有该鉴别序列的设备

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Also Published As

Publication number Publication date
JP4613065B2 (ja) 2011-01-12
EP1535083B1 (en) 2008-08-13
DE60322916D1 (de) 2008-09-25
CN1685243A (zh) 2005-10-19
US20050215881A1 (en) 2005-09-29
WO2004021028A1 (en) 2004-03-11
US8527030B2 (en) 2013-09-03
EP1535083A1 (en) 2005-06-01
JP2005537096A (ja) 2005-12-08
CN100501439C (zh) 2009-06-17
AU2003273242A1 (en) 2004-03-19

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