CN100501439C - 微脉管血容量磁共振成像 - Google Patents

微脉管血容量磁共振成像 Download PDF

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Publication number
CN100501439C
CN100501439C CNB038204886A CN03820488A CN100501439C CN 100501439 C CN100501439 C CN 100501439C CN B038204886 A CNB038204886 A CN B038204886A CN 03820488 A CN03820488 A CN 03820488A CN 100501439 C CN100501439 C CN 100501439C
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magnetic resonance
blood
tissue
sequence
inversion
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Chinese (zh)
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CN1685243A (zh
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比德·C.M.·范扎尔
陆汉璋
沙维尔·戈莱
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Kennedy Krieger Institute Inc
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Kennedy Krieger Institute Inc
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    • 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

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  • 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)
CNB038204886A 2002-08-27 2003-08-26 微脉管血容量磁共振成像 Expired - Fee Related CN100501439C (zh)

Applications Claiming Priority (2)

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US40604002P 2002-08-27 2002-08-27
US60/406,040 2002-08-27

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CN1685243A CN1685243A (zh) 2005-10-19
CN100501439C true CN100501439C (zh) 2009-06-17

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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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US20130144153A1 (en) * 2011-12-01 2013-06-06 The Regents Of The University Of California Functional magnetic resonance imaging apparatus and methods
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KR101310706B1 (ko) * 2012-04-05 2013-09-24 고려대학교 산학협력단 선택적 회질 영상을 획득할 수 있는 자기공명영상 장치 및 이를 이용한 자기공명영상 획득방법
US10653394B2 (en) * 2012-08-08 2020-05-19 Circle Cardiovascular Imaging Inc. Measuring oxygenation changes in tissue as a marker for vascular function
DE102012217724B4 (de) * 2012-09-28 2015-03-19 Siemens Aktiengesellschaft Vorrichtung zur Bestimmung eines Schädigungskennwertes einer Niere
DE102012222413B4 (de) * 2012-12-06 2023-10-26 Siemens Healthcare Gmbh Verfahren zum Erzeugen eines HF-Anregungspulses zur Anregung eines beliebig geformten Volumens, Verfahren zum gezielten Anregen von Spins innerhalb eines Gefäßes und Verfahren zur Erstellung von MR-Angiographiebildern sowie entsprechende Magnetresonanzanlage
US20150088431A1 (en) * 2013-09-21 2015-03-26 Leo Technologies, Inc. Dynamic profiles
DE102014201134B4 (de) 2014-01-22 2017-04-06 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur Erzeugung eines 2-D-Projektionsbildes eines Gefäßsystems nebst korrespondierenden Gegenständen
US10551460B1 (en) * 2014-04-08 2020-02-04 Arizona Board Of Regents On Behalf Of The University Of Arizona Method of generating reproducible quantitative magnetic resonance data
CN107209243B (zh) * 2015-02-03 2020-03-17 皇家飞利浦有限公司 用于磁敏感加权磁共振成像的方法和系统
EP3325992B1 (en) * 2015-07-24 2026-01-28 Northeastern University Quantitative magnetic resonance imaging of the vasculature
US10054653B2 (en) * 2016-05-03 2018-08-21 Siemens Healthcare Gmbh Magnetic resonance method and apparatus for quantitative simultaneous multi-slice assessment of tissue displacement, deformation, and related biomarker parameters
CN106037804A (zh) * 2016-06-27 2016-10-26 中国科学院苏州生物医学工程技术研究所 一种脑部病变区域的定位系统
KR102008499B1 (ko) * 2016-11-09 2019-08-07 삼성전자주식회사 자기 공명 영상 장치 및 자기 공명 영상 획득 방법
EP3321708A3 (en) 2016-11-09 2018-06-13 Samsung Electronics Co., Ltd. Magnetic resonance imaging (mri) apparatus and method of obtaining magnetic resonance image
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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US5070876A (en) * 1989-08-07 1991-12-10 The Board Of Trustees Of The Leland Stanford Junior University Flow-independent magnetic resonance projection angiography
US5221899A (en) * 1991-04-29 1993-06-22 The Trustees Of Columbia University In The City Of New York Signal acquisition in magnetic resonance analysis
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Publication number Publication date
ATE404877T1 (de) 2008-08-15
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
AU2003273242A1 (en) 2004-03-19

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