CN104977550B - 磁共振成像装置及磁共振成像装置中的脉冲序列计算方法 - Google Patents

磁共振成像装置及磁共振成像装置中的脉冲序列计算方法 Download PDF

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CN104977550B
CN104977550B CN201510053821.6A CN201510053821A CN104977550B CN 104977550 B CN104977550 B CN 104977550B CN 201510053821 A CN201510053821 A CN 201510053821A CN 104977550 B CN104977550 B CN 104977550B
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magnetic field
pulse
gradient magnetic
waveform
imaging apparatus
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CN104977550A (zh
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谷口阳
白猪亨
横泽俊
越智久晃
黑川真次
竹内博幸
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Fujifilm Corp
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Hitachi Ltd
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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
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3854—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils means for active and/or passive vibration damping or acoustical noise suppression in gradient magnet coil systems

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201510053821.6A 2014-04-09 2015-02-02 磁共振成像装置及磁共振成像装置中的脉冲序列计算方法 Active CN104977550B (zh)

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JP2014080184A JP6291328B2 (ja) 2014-04-09 2014-04-09 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搭載されるパルスシーケンスの算出方法
JP2014-080184 2014-04-09

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CN104977550A CN104977550A (zh) 2015-10-14
CN104977550B true CN104977550B (zh) 2018-01-19

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US (1) US10048341B2 (enExample)
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* Cited by examiner, † Cited by third party
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DE102013213255B4 (de) * 2013-07-05 2017-06-08 Siemens Healthcare Gmbh Beschleunigte Bestimmung von Gradientenverläufen auf der Grundlage von vorherigen Gradientenverläufen
DE102013220301B4 (de) * 2013-10-08 2015-07-16 Siemens Aktiengesellschaft Ermittlung einer Ansteuersequenz für ein Magnetresonanzbildgebungssystem unter Verwendung eines Ausführbarkeitskriteriums
US9945919B2 (en) * 2014-10-09 2018-04-17 Siemens Healthcare Gmbh Systems and methods for real time gradient timing modification
JP6615184B2 (ja) * 2015-04-07 2019-12-04 株式会社日立製作所 磁気共鳴イメージング装置
JP6590514B2 (ja) * 2015-05-07 2019-10-16 株式会社日立製作所 磁気共鳴イメージング装置及び方法
DE102016213042A1 (de) * 2016-07-18 2018-01-18 Siemens Healthcare Gmbh Verfahren zur Aufnahme von Kalibrierungsdaten für GRAPPA-Algorithmen
CN106199472B (zh) * 2016-07-28 2019-04-30 华东师范大学 一种磁共振成像脉冲序列延时校正方法
DE102017207631B4 (de) * 2017-05-05 2019-06-06 Siemens Healthcare Gmbh Vorrichtung und Verfahren für eine asymmetrische Busschnittstelle einer Lokalspule
JP7020930B2 (ja) * 2018-01-24 2022-02-16 富士フイルムヘルスケア株式会社 磁気共鳴イメージング装置、磁気共鳴イメージングシステム及びパラメータ推定方法
JP7008342B2 (ja) * 2019-03-05 2022-01-25 株式会社Sportip 運動評価システム
US11340323B2 (en) * 2020-01-06 2022-05-24 General Electric Company Low acoustic noise magnetic resonance image acquisition
CN113075603B (zh) * 2021-03-25 2022-07-29 上海交通大学 磁共振成像脉冲序列设计方法
DE102023208496A1 (de) * 2023-09-04 2025-03-06 Siemens Healthineers Ag Optimierung einer Pulssequenz anhand einer Optimierungskarte

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US5054489A (en) * 1988-10-06 1991-10-08 The Trustees Of The University Of Pennsylvania Magnetic resonance imaging using spatial modulation of magnetization
JPH07299047A (ja) * 1994-05-10 1995-11-14 Ge Yokogawa Medical Syst Ltd Ｍｒｉ装置における勾配磁場印加方法およびｍｒｉ装置
US6566877B1 (en) * 2000-12-26 2003-05-20 Koninklijke Philips Electronics, N.V. Band-limited gradient waveforms
US6541971B1 (en) * 2001-06-28 2003-04-01 Koninklijke Philips Electronics, N.V. Multi-dimensional spatial NMR excitation
JP5063107B2 (ja) * 2006-12-28 2012-10-31 株式会社日立製作所 磁気共鳴検査装置
JP5127310B2 (ja) * 2007-06-11 2013-01-23 株式会社日立メディコ 磁気共鳴イメージング装置
JP2009254629A (ja) * 2008-04-17 2009-11-05 Toshiba Corp 磁気共鳴イメージング装置
CN101339232B (zh) * 2008-08-13 2012-05-23 宁波鑫高益磁材有限公司 一种用于磁共振成像系统中射频脉冲的合成方法
JP5633899B2 (ja) * 2009-06-30 2014-12-03 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
WO2011040157A1 (ja) * 2009-09-30 2011-04-07 株式会社日立メディコ 傾斜磁場コイル、及び磁気共鳴イメージング装置
WO2011149087A1 (ja) * 2010-05-27 2011-12-01 株式会社東芝 磁気共鳴イメージング装置
EP2508910B1 (en) * 2011-03-22 2020-08-19 Toshiba Medical Systems Corporation Magnetic resonance imaging system and process
CN103596496B (zh) * 2011-06-30 2016-08-24 株式会社日立制作所 磁共振成像装置以及倾斜磁场波形推定方法
JP2014027547A (ja) * 2012-07-27 2014-02-06 Nippon Telegr & Teleph Corp <Ntt> 経路選択方法及び装置
US20150157277A1 (en) * 2012-08-13 2015-06-11 Hitachi Medical Corporation Magnetic resonance imaging apparatus and magnetic resonance imaging method

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US20150293197A1 (en) 2015-10-15
CN104977550A (zh) 2015-10-14
JP2015198818A (ja) 2015-11-12
JP6291328B2 (ja) 2018-03-14
US10048341B2 (en) 2018-08-14

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