JP6639830B2 - 磁気共鳴イメージング装置 - Google Patents

磁気共鳴イメージング装置 Download PDF

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Publication number
JP6639830B2
JP6639830B2 JP2015158580A JP2015158580A JP6639830B2 JP 6639830 B2 JP6639830 B2 JP 6639830B2 JP 2015158580 A JP2015158580 A JP 2015158580A JP 2015158580 A JP2015158580 A JP 2015158580A JP 6639830 B2 JP6639830 B2 JP 6639830B2
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circuit
magnetic field
gradient magnetic
value
magnetic resonance
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Japanese (ja)
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JP2017035305A (ja
JP2017035305A5 (enExample
Inventor
豊 待井
豊 待井
古舘　直幸
直幸 古舘
将 川尻
将 川尻
資弘 三浦
資弘 三浦
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Canon Medical Systems Corp
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Canon Medical Systems Corp
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Priority to JP2015158580A priority Critical patent/JP6639830B2/ja
Priority to US15/222,459 priority patent/US10401449B2/en
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Publication of JP2017035305A5 publication Critical patent/JP2017035305A5/ja
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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
    • G01R33/3852—Gradient amplifiers; means for controlling the application of a gradient magnetic field to the sample, e.g. a gradient signal synthesizer
    • 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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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2015158580A 2015-08-10 2015-08-10 磁気共鳴イメージング装置 Active JP6639830B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015158580A JP6639830B2 (ja) 2015-08-10 2015-08-10 磁気共鳴イメージング装置
US15/222,459 US10401449B2 (en) 2015-08-10 2016-07-28 Magnetic resonance imaging apparatus to calculate current in an equivalent circuit including a gradient coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015158580A JP6639830B2 (ja) 2015-08-10 2015-08-10 磁気共鳴イメージング装置

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JP2017035305A JP2017035305A (ja) 2017-02-16
JP2017035305A5 JP2017035305A5 (enExample) 2018-09-06
JP6639830B2 true JP6639830B2 (ja) 2020-02-05

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JP (1) JP6639830B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6651330B2 (ja) * 2015-11-13 2020-02-19 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
JP6664939B2 (ja) 2015-11-27 2020-03-13 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置及び傾斜磁場電源装置
JP6611589B2 (ja) 2015-12-17 2019-11-27 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
US10989775B2 (en) 2017-11-08 2021-04-27 Canon Medical Systems Corporation Magnetic resonance imaging apparatus for supplying power to gradient coils
EP3528001A1 (en) * 2018-02-15 2019-08-21 Koninklijke Philips N.V. Multi-channel rf transmit system
EP4211481A4 (en) * 2020-09-08 2024-09-18 Hyperfine Operations, Inc. SYSTEMS AND METHODS FOR PROVIDING OPERATING POWER FOR A MAGNETIC RESONANCE IMAGING (MRI) SYSTEM
CN115879253B (zh) * 2021-09-22 2025-11-25 上海联影医疗科技股份有限公司 匀场装置设计方法、系统、计算机设备和可读存储介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2042271A1 (en) * 1990-08-06 1992-02-07 Kevin Scott Kreger Bio-potential signal processor for magnetic resonance imaging
JP5367293B2 (ja) 2008-03-31 2013-12-11 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 Ｍｒｉ装置
CN102859797B (zh) * 2010-04-22 2015-05-20 积水化学工业株式会社 各向异性导电材料及连接结构体
WO2012173095A1 (ja) 2011-06-13 2012-12-20 株式会社東芝 磁気共鳴イメージング装置及びその制御装置
JP2013000173A (ja) * 2011-06-13 2013-01-07 Toshiba Corp 磁気共鳴イメージング装置及びその制御装置
JP5951951B2 (ja) 2011-09-30 2016-07-13 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 医用装置および磁気共鳴装置
JP6184208B2 (ja) 2012-07-09 2017-08-23 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
WO2014038422A1 (ja) * 2012-09-10 2014-03-13 株式会社東芝 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電力制御方法
WO2014038421A1 (ja) * 2012-09-10 2014-03-13 株式会社東芝 画像診断装置、及び、画像診断装置の電力制御方法
US10048337B2 (en) * 2012-09-10 2018-08-14 Toshiba Medical Systems Corporation Image diagnosis apparatus and power control method of an image diagnosis apparatus

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Publication number Publication date
US10401449B2 (en) 2019-09-03
JP2017035305A (ja) 2017-02-16
US20170045595A1 (en) 2017-02-16

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