DE102012203343B8 - Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung - Google Patents

Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung Download PDF

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Publication number
DE102012203343B8
DE102012203343B8 DE102012203343A DE102012203343A DE102012203343B8 DE 102012203343 B8 DE102012203343 B8 DE 102012203343B8 DE 102012203343 A DE102012203343 A DE 102012203343A DE 102012203343 A DE102012203343 A DE 102012203343A DE 102012203343 B8 DE102012203343 B8 DE 102012203343B8
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DE
Germany
Prior art keywords
preparation
gradient coil
coil system
correction windings
windings
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE102012203343A
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English (en)
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DE102012203343B3 (de
Inventor
Schimun Denoth
Silvia Buttazzoni
Thomas Speck
Dirk Wilhelm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bruker Switzerland AG
Original Assignee
Bruker Biospin SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bruker Biospin SAS filed Critical Bruker Biospin SAS
Priority to DE102012203343A priority Critical patent/DE102012203343B8/de
Priority to US13/771,107 priority patent/US9658303B2/en
Priority to CH00489/13A priority patent/CH706222B1/de
Priority to JP2013034470A priority patent/JP5512003B2/ja
Priority to GB1303642.1A priority patent/GB2499910B/en
Publication of DE102012203343B3 publication Critical patent/DE102012203343B3/de
Application granted granted Critical
Publication of DE102012203343B8 publication Critical patent/DE102012203343B8/de
Active legal-status Critical Current
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Classifications

    • 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
    • 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
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • G01R33/4215—Screening of main or gradient magnetic field of the gradient magnetic field, e.g. using passive or active shielding of the gradient magnetic field
    • 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
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56518—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to eddy currents, e.g. caused by switching of the gradient magnetic field
    • 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
    • G01R33/3858—Manufacture and installation of gradient coils, means for providing mechanical support to parts of the gradient-coil assembly
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49004—Electrical device making including measuring or testing of device or component part
DE102012203343A 2012-03-02 2012-03-02 Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung Active DE102012203343B8 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE102012203343A DE102012203343B8 (de) 2012-03-02 2012-03-02 Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung
US13/771,107 US9658303B2 (en) 2012-03-02 2013-02-20 Gradient coil with correction windings and method for production thereof
CH00489/13A CH706222B1 (de) 2012-03-02 2013-02-21 Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung.
JP2013034470A JP5512003B2 (ja) 2012-03-02 2013-02-25 補正巻線を有する傾斜磁場コイルシステム及びその製造方法
GB1303642.1A GB2499910B (en) 2012-03-02 2013-03-01 Gradient coil system with correction windings and method of production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012203343A DE102012203343B8 (de) 2012-03-02 2012-03-02 Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung

Publications (2)

Publication Number Publication Date
DE102012203343B3 DE102012203343B3 (de) 2013-07-11
DE102012203343B8 true DE102012203343B8 (de) 2013-10-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE102012203343A Active DE102012203343B8 (de) 2012-03-02 2012-03-02 Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung

Country Status (5)

Country Link
US (1) US9658303B2 (de)
JP (1) JP5512003B2 (de)
CH (1) CH706222B1 (de)
DE (1) DE102012203343B8 (de)
GB (1) GB2499910B (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011077743B3 (de) * 2011-06-17 2012-11-22 Siemens Ag Verfahren zur Herstellung einer Gradientenspulen-Baugruppe sowie Wickeldorn
KR101417781B1 (ko) * 2012-09-24 2014-08-06 삼성전자 주식회사 자기공명영상장치 및 그 제조방법
CN104849681B (zh) * 2015-06-10 2018-04-03 武汉中科波谱技术有限公司 一种核磁共振波谱仪梯度线圈
CN107783064A (zh) * 2017-09-28 2018-03-09 国家电网公司 一种基于缩比实验法的多空心电抗器耦合磁场预测方法
CN107957565B (zh) * 2017-12-21 2019-11-19 武汉中科牛津波谱技术有限公司 一种核磁共振波谱仪自屏蔽梯度线圈及其设计方法
US11280861B2 (en) * 2018-06-17 2022-03-22 Skope Magnetic Resonance Technologies Ag Sheath wave barrier for magnetic resonance (MR) applications
CN110346447B (zh) * 2019-07-09 2022-12-16 兰州理工大学 一种花萼状平面涡流传感器的优化方法
CN112748380B (zh) * 2019-10-29 2024-03-19 西门子(深圳)磁共振有限公司 用于磁共振成像装置的梯度线圈及磁共振成像装置
KR102433170B1 (ko) * 2020-10-27 2022-08-18 광주과학기술원 자기 입자 분광기
CN115047388B (zh) * 2021-03-09 2023-10-17 宁波健信超导科技股份有限公司 一种磁共振成像梯度线圈的制造组装方法

Citations (5)

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US4978920A (en) * 1985-09-20 1990-12-18 National Research Development Corporation Magnetic field screens
US5742164A (en) * 1995-12-28 1998-04-21 General Electric Company Misalignment compensation for MR gradient coil assembly
US6456076B1 (en) * 2001-01-31 2002-09-24 The Trustees Of The University Of Pennsylvania Z gradient shielding coil for canceling eddy currents
US7069195B2 (en) * 1999-12-07 2006-06-27 Jeol Ltd. Magnetic field gradient coil assembly and method of designing same
US7230426B2 (en) * 2003-06-20 2007-06-12 General Electric Company Split-shield gradient coil with improved fringe-field

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US4737716A (en) 1986-02-06 1988-04-12 General Electric Company Self-shielded gradient coils for nuclear magnetic resonance imaging
GB8615854D0 (en) 1986-06-28 1986-08-06 Turner R Magnetic field coils
JPH08252235A (ja) * 1995-03-16 1996-10-01 Toshiba Corp 磁気共鳴映像装置
DE10304249B4 (de) 2003-02-03 2007-04-12 Siemens Ag Magnetresonanzgerät mit einer Gradientenspule und einer elektrisch leitfähigen Struktur
US8698497B2 (en) * 2010-09-23 2014-04-15 General Electric Company Multi-field-of-view gradient coil
DE102011077743B3 (de) * 2011-06-17 2012-11-22 Siemens Ag Verfahren zur Herstellung einer Gradientenspulen-Baugruppe sowie Wickeldorn

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4978920A (en) * 1985-09-20 1990-12-18 National Research Development Corporation Magnetic field screens
US5742164A (en) * 1995-12-28 1998-04-21 General Electric Company Misalignment compensation for MR gradient coil assembly
US7069195B2 (en) * 1999-12-07 2006-06-27 Jeol Ltd. Magnetic field gradient coil assembly and method of designing same
US6456076B1 (en) * 2001-01-31 2002-09-24 The Trustees Of The University Of Pennsylvania Z gradient shielding coil for canceling eddy currents
US7230426B2 (en) * 2003-06-20 2007-06-12 General Electric Company Split-shield gradient coil with improved fringe-field

Non-Patent Citations (9)

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Title
AHN, C.B. ; CHO, Z.H.: Analysis of the eddy-current induced artifacts and the temporal. In: IEEE Transacctions on medical imaging, Bd. 10, 01.03.1991, S. 47-52. - ISSN 0278-062 (p) *
ANATALEK, B.: Using pulsed gradient spin echo NMR for chemical mixture analysis:. In: Concepts in Magnetic Resonance, Bd. 14, 31.12.2002, 4, S. 225 - 258. - ISSN 1099-0534 *
CAVANAGH, J. u.a.: Protein NMR spectroscopy principles and practice. second edition. Elsevier : Amsterdam, 2007. - ISBN 978-0-12-164491 *
JIN, J.: Electromagnetic analysis and design in magnetic resonance. CRC Press : Boca Raton, 1999. - ISBN 0-8493-9693-X *
LEMDIASOV, R. ; LUDWIG, R.: A stream function method for gradient coil design. In: Concepts in Magnetic Resonance Part B: Magnetic Resonance Engineering, Bd. 26B, 2005, H. 1, S. 67 - 80. - ISSN 1552-504X (E) *
PARELLA, T.: Pulsed field gradients: a new tool for routine NMR. In: Magnetic Resonace in Chemistry, Bd. 36, 1998, H. 7, S. 467 - 495. - ISSN 1097-458X (E) *
SANCHEZ LOPEZ, H. u.a.: Eddy current simulation in thick cylinders of finite length induced by. In: Journal of Magnetic Resonance, Bd. 207, 2010, H. 2, S. 251 - 261. - ISSN 1096-0856 (E) *
TURNER, R.: A target field approach to optimal coil design. In: Journal of Physics: Applied Physics, Bd. 19, 1986, L147-L151. - ISSN 1361-6463 (E) *
TURNER, R.: Gradient coil design: A review of methods. In: Magnetic Resonance Imaging, Bd. 11, 1993, H. 7, S. 903 - 920. - ISSN 1873-5894 (E) *

Also Published As

Publication number Publication date
CH706222B1 (de) 2017-04-13
DE102012203343B3 (de) 2013-07-11
GB201303642D0 (en) 2013-04-17
US20130229182A1 (en) 2013-09-05
GB2499910A (en) 2013-09-04
JP5512003B2 (ja) 2014-06-04
GB2499910B (en) 2017-09-06
US9658303B2 (en) 2017-05-23
CH706222A2 (de) 2013-09-13
JP2013190424A (ja) 2013-09-26

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