JP6291328B2 - 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 - Google Patents

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 Download PDF

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JP6291328B2
JP6291328B2 JP2014080184A JP2014080184A JP6291328B2 JP 6291328 B2 JP6291328 B2 JP 6291328B2 JP 2014080184 A JP2014080184 A JP 2014080184A JP 2014080184 A JP2014080184 A JP 2014080184A JP 6291328 B2 JP6291328 B2 JP 6291328B2
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magnetic field
pulse
gradient magnetic
waveform
imaging apparatus
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JP2015198818A (ja
JP2015198818A5 (enExample
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陽 谷口
陽 谷口
亨 白猪
亨 白猪
俊 横沢
俊 横沢
久晃 越智
久晃 越智
眞次 黒川
眞次 黒川
竹内　博幸
博幸 竹内
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Hitachi Ltd
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Hitachi Ltd
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Priority to CN201510053821.6A priority patent/CN104977550B/zh
Priority to US14/615,494 priority patent/US10048341B2/en
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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)
JP2014080184A 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 Active JP6291328B2 (ja)

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Application Number Priority Date Filing Date Title
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
CN201510053821.6A CN104977550B (zh) 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
US14/615,494 US10048341B2 (en) 2014-04-09 2015-02-06 Magnetic resonance imaging apparatus and method for calculating pulse sequence to be carried on magnetic resonance imaging apparatus

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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

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JP2015198818A JP2015198818A (ja) 2015-11-12
JP2015198818A5 JP2015198818A5 (enExample) 2016-11-10
JP6291328B2 true JP6291328B2 (ja) 2018-03-14

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Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN104977550B (zh) 2018-01-19
CN104977550A (zh) 2015-10-14
JP2015198818A (ja) 2015-11-12
US10048341B2 (en) 2018-08-14

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