DE3752332D1 - Selbstgeschmirmte Gradientspulen für Abbildung in kernmagnetischer Resonanz - Google Patents

Selbstgeschmirmte Gradientspulen für Abbildung in kernmagnetischer Resonanz

Info

Publication number
DE3752332D1
DE3752332D1 DE3752332T DE3752332T DE3752332D1 DE 3752332 D1 DE3752332 D1 DE 3752332D1 DE 3752332 T DE3752332 T DE 3752332T DE 3752332 T DE3752332 T DE 3752332T DE 3752332 D1 DE3752332 D1 DE 3752332D1
Authority
DE
Germany
Prior art keywords
imaging
self
magnetic resonance
nuclear magnetic
gradient coils
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.)
Expired - Lifetime
Application number
DE3752332T
Other languages
English (en)
Other versions
DE3752332T2 (de
Inventor
Peter Bernard Roemer
John Smith Hickey
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE3752332D1 publication Critical patent/DE3752332D1/de
Application granted granted Critical
Publication of DE3752332T2 publication Critical patent/DE3752332T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • 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
DE3752332T 1986-02-06 1987-01-29 Selbstgeschmirmte Gradientspulen für Abbildung in kernmagnetischer Resonanz Expired - Lifetime DE3752332T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/826,650 US4737716A (en) 1986-02-06 1986-02-06 Self-shielded gradient coils for nuclear magnetic resonance imaging

Publications (2)

Publication Number Publication Date
DE3752332D1 true DE3752332D1 (de) 2001-07-05
DE3752332T2 DE3752332T2 (de) 2002-04-18

Family

ID=25247175

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3752332T Expired - Lifetime DE3752332T2 (de) 1986-02-06 1987-01-29 Selbstgeschmirmte Gradientspulen für Abbildung in kernmagnetischer Resonanz

Country Status (7)

Country Link
US (1) US4737716A (de)
EP (2) EP0231879B1 (de)
JP (1) JPH07114765B2 (de)
KR (1) KR900000844B1 (de)
DE (1) DE3752332T2 (de)
FI (1) FI95624C (de)
IL (1) IL80813A (de)

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US5532597A (en) * 1994-11-04 1996-07-02 Picker International, Inc. Passive shimming technique for MRI magnets
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JPH08252235A (ja) * 1995-03-16 1996-10-01 Toshiba Corp 磁気共鳴映像装置
US5550472A (en) * 1995-04-13 1996-08-27 Picker International, Inc. Combined radio frequency coil with integral magnetic field shim set
JP3556052B2 (ja) * 1995-07-27 2004-08-18 株式会社東芝 磁気共鳴イメージング装置
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US6311389B1 (en) * 1998-07-01 2001-11-06 Kabushiki Kaisha Toshiba Gradient magnetic coil apparatus and method of manufacturing the same
US6236203B1 (en) * 1998-09-28 2001-05-22 Picker International, Inc. Super shielding of finite length structures in open magnetic and electric systems
EP1046053A1 (de) * 1998-10-28 2000-10-25 Koninklijke Philips Electronics N.V. Magnetresonanzbildgebungsgerät mit einer mechanisch integrierten wirbelstromabschrimung im gradientensystem
US6441614B1 (en) 1999-12-02 2002-08-27 General Electric Company Filler material for magnet resonant system self-shielded gradient coil assemblies
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US6456076B1 (en) 2001-01-31 2002-09-24 The Trustees Of The University Of Pennsylvania Z gradient shielding coil for canceling eddy currents
GB0204023D0 (en) * 2002-02-20 2002-04-03 Tesla Engineering Ltd Gradient coil structure for magnetic resonance imaging
US7030611B2 (en) * 2002-12-27 2006-04-18 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus and method incorporating multi-mode gradient coil unit
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JP2010512916A (ja) * 2006-12-20 2010-04-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 作用領域の磁性粒子に影響を及ぼし、及び／又は該磁性粒子を検出する装置並びに方法
US7482809B1 (en) * 2007-07-18 2009-01-27 Hitachi Medical Systems America, Inc. Method of optimized gradient coil design
US8523429B2 (en) * 2009-10-19 2013-09-03 Tsi Technologies Llc Eddy current thermometer
JP5497785B2 (ja) * 2009-11-27 2014-05-21 株式会社日立メディコ 傾斜磁場コイルおよび核磁気共鳴撮像装置
US20110166438A1 (en) * 2009-12-17 2011-07-07 Emerson Jane F Rf field shaping and attenuation for emai induction elements
DE102012203343B8 (de) 2012-03-02 2013-10-24 Bruker Biospin Ag Gradientenspulensystem mit Korrekturwicklungen und Verfahren zu deren Herstellung
DE102013225274A1 (de) 2013-12-09 2015-06-11 Albert-Ludwigs-Universität Freiburg Gradientensystem für die Magnetresonanzbildgebung
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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
JP7320218B2 (ja) * 2019-12-19 2023-08-03 国立大学法人京都大学 傾斜磁場コイルの設計方法および傾斜磁場コイル

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Also Published As

Publication number Publication date
IL80813A0 (en) 1987-02-27
FI870009A (fi) 1987-08-07
IL80813A (en) 1991-11-21
EP0231879A3 (de) 1987-10-21
US4737716B1 (de) 1989-01-24
KR870007686A (ko) 1987-09-21
US4737716A (en) 1988-04-12
EP0749017A1 (de) 1996-12-18
EP0231879A2 (de) 1987-08-12
FI95624C (fi) 1996-02-26
JPH07114765B2 (ja) 1995-12-13
FI870009A0 (fi) 1987-01-02
JPS62194842A (ja) 1987-08-27
KR900000844B1 (ko) 1990-02-17
FI95624B (fi) 1995-11-15
DE3752332T2 (de) 2002-04-18
EP0231879B1 (de) 2001-05-30

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