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 PDFInfo
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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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- 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
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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
- G01R33/28—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)
Abstract
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2014-080184 | 2014-04-09 | ||
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 |
Publications (2)
Publication Number | Publication Date |
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CN104977550A CN104977550A (zh) | 2015-10-14 |
CN104977550B true CN104977550B (zh) | 2018-01-19 |
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CN201510053821.6A Active 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 |
Country Status (3)
Country | Link |
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US (1) | US10048341B2 (zh) |
JP (1) | JP6291328B2 (zh) |
CN (1) | CN104977550B (zh) |
Families Citing this family (12)
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 |
WO2016162957A1 (ja) * | 2015-04-07 | 2016-10-13 | 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 |
Family Cites Families (15)
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 |
CN102481116B (zh) * | 2009-09-30 | 2015-02-18 | 株式会社日立医疗器械 | 倾斜磁场线圈以及磁共振成像装置 |
EP2548503A1 (en) * | 2010-05-27 | 2013-01-23 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging device |
EP2508910B1 (en) * | 2011-03-22 | 2020-08-19 | Toshiba Medical Systems Corporation | Magnetic resonance imaging system and process |
WO2013002233A1 (ja) * | 2011-06-30 | 2013-01-03 | 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傾斜磁場波形推定方法 |
JP2014027547A (ja) * | 2012-07-27 | 2014-02-06 | Nippon Telegr & Teleph Corp <Ntt> | 経路選択方法及び装置 |
JP6151697B2 (ja) * | 2012-08-13 | 2017-06-21 | 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方法 |
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2014
- 2014-04-09 JP JP2014080184A patent/JP6291328B2/ja active Active
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2015
- 2015-02-02 CN CN201510053821.6A patent/CN104977550B/zh active Active
- 2015-02-06 US US14/615,494 patent/US10048341B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN104977550A (zh) | 2015-10-14 |
JP6291328B2 (ja) | 2018-03-14 |
US20150293197A1 (en) | 2015-10-15 |
US10048341B2 (en) | 2018-08-14 |
JP2015198818A (ja) | 2015-11-12 |
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