CN103728580B - 通过磁共振装置进行图像拍摄的方法和磁共振装置 - Google Patents

通过磁共振装置进行图像拍摄的方法和磁共振装置 Download PDF

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CN103728580B
CN103728580B CN201310446752.6A CN201310446752A CN103728580B CN 103728580 B CN103728580 B CN 103728580B CN 201310446752 A CN201310446752 A CN 201310446752A CN 103728580 B CN103728580 B CN 103728580B
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space
center
magnetic resonance
point
measurement
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CN103728580A (zh
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D.格罗茨基
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Siemens Medical Ag
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Siemens Corp
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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
    • G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat 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
    • G01R33/4816—NMR imaging of samples with ultrashort relaxation times such as solid samples, e.g. MRI using ultrashort TE [UTE], single point imaging, constant time 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
    • G01R33/54—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
    • G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse
    • 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
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • G01R33/4824—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Signal Processing (AREA)
  • Biophysics (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)
CN201310446752.6A 2012-10-10 2013-09-25 通过磁共振装置进行图像拍摄的方法和磁共振装置 Active CN103728580B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201210218422 DE102012218422B3 (de) 2012-10-10 2012-10-10 Schnelle MR-Bildaufnahme mit erhöhtem Kontrast
DE102012218422.8 2012-10-10

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CN103728580A CN103728580A (zh) 2014-04-16
CN103728580B true CN103728580B (zh) 2017-08-18

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US (1) US9395429B2 (cg-RX-API-DMAC7.html)
JP (1) JP6199148B2 (cg-RX-API-DMAC7.html)
KR (1) KR101625718B1 (cg-RX-API-DMAC7.html)
CN (1) CN103728580B (cg-RX-API-DMAC7.html)
DE (1) DE102012218422B3 (cg-RX-API-DMAC7.html)

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DE102011083871B4 (de) * 2011-09-30 2013-06-13 Siemens Aktiengesellschaft Anpassung der Grundfrequenz eines HF-Anregungspulses bei der nicht-selektiven Anregung von Kernspinsignalen in einem Untersuchungsobjekt
DE102011086369B4 (de) * 2011-11-15 2022-08-11 Siemens Healthcare Gmbh Verfahren zur Erstellung von MR-Angiographiebildern und entsprechende Magnetresonanzanlage
DE102012218422B3 (de) * 2012-10-10 2014-02-27 Siemens Aktiengesellschaft Schnelle MR-Bildaufnahme mit erhöhtem Kontrast
DE102012218424B3 (de) * 2012-10-10 2014-03-20 Siemens Aktiengesellschaft Schnelle MR-Bildaufnahme mit optimiertem Signal-Rausch-Verhältnis und/oder Kontrast
US10670684B2 (en) * 2016-01-06 2020-06-02 Siemens Healthcare Gmbh Free-breathing non-contrast MR angiography
US10488484B2 (en) * 2016-01-28 2019-11-26 Canon Medical Systems Corporation Magnetic resonance imaging method
KR20180067442A (ko) * 2016-12-12 2018-06-20 지멘스 헬스케어 게엠베하 가속형 자기 공명 촬영
JP6831755B2 (ja) * 2017-06-14 2021-02-17 株式会社日立製作所 磁気共鳴イメージング装置及び磁気共鳴イメージング装置の制御方法
EP3470868A1 (en) * 2017-10-16 2019-04-17 Koninklijke Philips N.V. Quantitative measurement of relaxation times in magnetic resonance imaging
DE102017222359B4 (de) 2017-12-11 2021-01-28 Siemens Healthcare Gmbh Automatische Bestimmung von Korrekturfaktoren für eine Magnetresonanzanlage
DE102018205075A1 (de) * 2018-04-04 2019-10-10 Siemens Healthcare Gmbh Messsignalgewinnung bei spinechobasierter Bildgebung
WO2020031110A1 (en) * 2018-08-07 2020-02-13 Indian Institute Of Science A data acquisition system and a method of acquiring data for reconstruction of mri images
CN109620228B (zh) * 2018-12-20 2023-01-03 上海联影医疗科技股份有限公司 磁共振成像中脂肪零点偏差校正方法及磁共振成像方法
CN112946546B (zh) * 2019-12-10 2023-10-27 西门子(深圳)磁共振有限公司 短t2组织的成像方法、系统及磁共振成像系统
CN111157932B (zh) * 2020-01-02 2022-08-30 华东师范大学 一种快速自旋回波脉冲序列中射频脉冲的优化方法
CN111257809B (zh) * 2020-01-23 2022-05-17 上海东软医疗科技有限公司 磁共振成像方法、装置、存储介质及医疗设备
US11598834B2 (en) * 2021-07-02 2023-03-07 Canon Medical Systems Corporation Magnetic resonance imaging apparatus
US12298375B2 (en) * 2023-08-03 2025-05-13 O2M Technologies, Llc Pulse sequence for resonance-based tissue analysis

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EP1190265B1 (en) * 2000-03-27 2008-02-06 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method for imaging time-dependent contrast
DE10063676B4 (de) 2000-12-20 2006-08-17 Siemens Ag Multiecho-Bildgebungsverfahren
DE10337932B4 (de) * 2003-08-18 2009-02-05 Siemens Ag Gerät und Verfahren zur Minimierung von Streifenartefakten bei radialer oder spiralförmiger k-Raum-Abtastung in der Magnetresonanzbildgebung
JP5042862B2 (ja) * 2005-02-11 2012-10-03 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 短いエコー時間での磁気共鳴イメージング
JP5048052B2 (ja) * 2007-03-09 2012-10-17 株式会社日立メディコ 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方法
US8022700B2 (en) * 2008-11-07 2011-09-20 General Electric Company Method and apparatus for view ordering of magnetic resonance imaging data for dynamic studies
WO2010056749A1 (en) * 2008-11-12 2010-05-20 Jang-Yeon Park Short te 3d radial sampling sequence for mri
DE102010010196B4 (de) * 2010-03-04 2013-01-03 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Erstellung eines MR-Bilddatensatzes mit ultrakurzer Echozeit, Computerprogrammprodukt und Datenträger
DE102010041446B4 (de) * 2010-09-27 2013-05-23 Siemens Aktiengesellschaft Erstellung eines MR-Bilddatensatzes bei sehr kurzen Echozeiten TE
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Patent Citations (1)

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CN1692881A (zh) * 2004-05-05 2005-11-09 西门子公司 用于在磁共振断层造影中改善介入成像的方法

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US20140103928A1 (en) 2014-04-17
JP2014076359A (ja) 2014-05-01
JP6199148B2 (ja) 2017-09-20
KR101625718B1 (ko) 2016-05-30
KR20140046378A (ko) 2014-04-18
US9395429B2 (en) 2016-07-19
CN103728580A (zh) 2014-04-16
DE102012218422B3 (de) 2014-02-27

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