CN107110929B - 电磁线圈结构之系统及方法 - Google Patents

电磁线圈结构之系统及方法 Download PDF

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Publication number
CN107110929B
CN107110929B CN201480084377.8A CN201480084377A CN107110929B CN 107110929 B CN107110929 B CN 107110929B CN 201480084377 A CN201480084377 A CN 201480084377A CN 107110929 B CN107110929 B CN 107110929B
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China
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coil
magnetic field
performance
gradient
index
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CN201480084377.8A
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English (en)
Chinese (zh)
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CN107110929A (zh
Inventor
杰龙·宾德塞尔
查德·泰勒·哈里斯
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Sanap Medical Co
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Synaptive Medical Barbados Inc
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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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0052—Manufacturing aspects; Manufacturing of single devices, i.e. of semiconductor magnetic sensor chips
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • 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
    • 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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201480084377.8A 2014-12-09 2014-12-09 电磁线圈结构之系统及方法 Active CN107110929B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA2014/000873 WO2016090453A1 (en) 2014-12-09 2014-12-09 System and method for electromagnet coil construction

Publications (2)

Publication Number Publication Date
CN107110929A CN107110929A (zh) 2017-08-29
CN107110929B true CN107110929B (zh) 2019-08-16

Family

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CN201480084377.8A Active CN107110929B (zh) 2014-12-09 2014-12-09 电磁线圈结构之系统及方法

Country Status (6)

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US (2) US10024936B2 (enExample)
EP (1) EP3230757B1 (enExample)
JP (1) JP6687620B2 (enExample)
CN (1) CN107110929B (enExample)
CA (1) CA2968903C (enExample)
WO (1) WO2016090453A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2968903C (en) * 2014-12-09 2018-07-31 Synaptive Medical (Barbados) Inc. System and method for electromagnet coil construction
WO2016090454A1 (en) * 2014-12-09 2016-06-16 Synaptive Medical (Barbados) Inc. System and method for electromagnet coil construction and operation
CA3089764A1 (en) 2019-08-12 2021-02-12 Synaptive Medical (Barbados) Inc. System and method of coil design to reduce magnetic coupling
GB2591313B (en) * 2019-08-12 2024-04-24 Synaptive Medical Inc System and method for optimizing discrete wire positions used in gradient coil electromagnetic design
GB201913549D0 (en) * 2019-09-19 2019-11-06 Univ Nottingham Magnetic shield
CN111707979B (zh) * 2020-06-28 2022-09-16 深圳航天科技创新研究院 基于逆向表面边界单元法的磁共振头部射频线圈设计方法
WO2023011128A1 (en) 2021-08-06 2023-02-09 Shanghai United Imaging Healthcare Co., Ltd. Magnetic resonance imaging systems and components thereof
CN115718273B (zh) * 2022-11-18 2024-04-19 华中科技大学 一种基于磁感应强度测量物体磁化率的装置及其测量方法
CN120072458B (zh) * 2025-04-27 2025-09-09 华中科技大学 一种指纹形矢量磁体

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545996A (en) * 1994-03-15 1996-08-13 Picker International, Inc. Gradient coil with cancelled net thrust force
CN1711480A (zh) * 2002-11-15 2005-12-21 皇家飞利浦电子股份有限公司 具有使用平衡部件的梯度磁体系统的mri系统
CN1714300A (zh) * 2002-11-20 2005-12-28 皇家飞利浦电子股份有限公司 用于磁共振成像的自屏蔽梯度场线圈
CN102906588A (zh) * 2010-05-20 2013-01-30 皇家飞利浦电子股份有限公司 磁共振成像梯度线圈、磁体组件以及系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422782C2 (de) * 1994-06-29 1998-02-19 Siemens Ag Aktiv geschirmte transversale Gradientenspule für Kernspintomographiegeräte
US6278275B1 (en) * 1999-10-18 2001-08-21 Picker International, Inc. Gradient coil set with non-zero first gradient field vector derivative
US6278276B1 (en) * 1999-11-16 2001-08-21 Picker International, Inc. Phased array gradient coil set with an off center gradient field sweet spot
JP3910517B2 (ja) 2002-10-07 2007-04-25 シャープ株式会社 Ｌｅｄデバイス
US7196603B2 (en) * 2003-04-18 2007-03-27 Board Of Regents, The University Of Texas System Magnetic coil design using optimization of sinusoidal coefficients
US6982552B2 (en) * 2003-05-27 2006-01-03 General Electric Company Methods and systems for fabricating magnetic resonance gradient coils
GB2408345B (en) * 2003-11-18 2006-09-13 Univ Queensland Bi-planar coil assemblies for producing specified magnetic fields
US20100060282A1 (en) * 2006-05-25 2010-03-11 Koninklijke Philips Electronics N. V. Three-dimensional asymmetric transverse gradient coils
GB2448479B (en) * 2007-04-18 2009-06-03 Siemens Magnet Technology Ltd Improved shim for imaging magnets
US7482809B1 (en) * 2007-07-18 2009-01-27 Hitachi Medical Systems America, Inc. Method of optimized gradient coil design
EP2244095B1 (en) 2009-04-20 2012-02-15 Albert-Ludwigs-Universität Freiburg Design of an MRI gradient coil
US7932722B2 (en) * 2009-04-27 2011-04-26 General Electric Company Transversely folded gradient coil
CA2968903C (en) * 2014-12-09 2018-07-31 Synaptive Medical (Barbados) Inc. System and method for electromagnet coil construction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545996A (en) * 1994-03-15 1996-08-13 Picker International, Inc. Gradient coil with cancelled net thrust force
CN1711480A (zh) * 2002-11-15 2005-12-21 皇家飞利浦电子股份有限公司 具有使用平衡部件的梯度磁体系统的mri系统
CN1714300A (zh) * 2002-11-20 2005-12-28 皇家飞利浦电子股份有限公司 用于磁共振成像的自屏蔽梯度场线圈
CN102906588A (zh) * 2010-05-20 2013-01-30 皇家飞利浦电子股份有限公司 磁共振成像梯度线圈、磁体组件以及系统

Also Published As

Publication number Publication date
CA2968903A1 (en) 2016-06-16
JP6687620B2 (ja) 2020-04-22
US10024936B2 (en) 2018-07-17
US20170356971A1 (en) 2017-12-14
CN107110929A (zh) 2017-08-29
WO2016090453A1 (en) 2016-06-16
EP3230757A1 (en) 2017-10-18
EP3230757B1 (en) 2025-08-06
EP3230757A4 (en) 2019-01-02
US10451693B2 (en) 2019-10-22
US20180299523A1 (en) 2018-10-18
CA2968903C (en) 2018-07-31
JP2017536920A (ja) 2017-12-14

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