IL72723A - Axial magnetic field gradient coil suitable for use with nmr apparatus - Google Patents

Axial magnetic field gradient coil suitable for use with nmr apparatus

Info

Publication number
IL72723A
IL72723A IL72723A IL7272384A IL72723A IL 72723 A IL72723 A IL 72723A IL 72723 A IL72723 A IL 72723A IL 7272384 A IL7272384 A IL 7272384A IL 72723 A IL72723 A IL 72723A
Authority
IL
Israel
Prior art keywords
magnetic field
gradient coil
field gradient
axial magnetic
nmr apparatus
Prior art date
Application number
IL72723A
Other languages
English (en)
Other versions
IL72723A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL72723A0 publication Critical patent/IL72723A0/xx
Publication of IL72723A publication Critical patent/IL72723A/xx

Links

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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/842—Measuring and testing
    • Y10S505/843—Electrical
    • Y10S505/844—Nuclear magnetic resonance, NMR, system or device

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL72723A 1983-09-06 1984-08-20 Axial magnetic field gradient coil suitable for use with nmr apparatus IL72723A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/529,431 US4617516A (en) 1983-09-06 1983-09-06 Axial magnetic field gradient coil suitable for use with NMR apparatus

Publications (2)

Publication Number Publication Date
IL72723A0 IL72723A0 (en) 1984-11-30
IL72723A true IL72723A (en) 1988-12-30

Family

ID=24109884

Family Applications (1)

Application Number Title Priority Date Filing Date
IL72723A IL72723A (en) 1983-09-06 1984-08-20 Axial magnetic field gradient coil suitable for use with nmr apparatus

Country Status (7)

Country Link
US (1) US4617516A (2)
EP (1) EP0136536B1 (2)
JP (1) JPS6094705A (2)
KR (1) KR880001362B1 (2)
DE (1) DE3478504D1 (2)
FI (1) FI88078C (2)
IL (1) IL72723A (2)

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FR2621125B1 (fr) * 1987-09-28 1989-12-08 Thomson Cgr Systeme de bobines de gradient pour machine de rmn
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DE4210217C2 (de) * 1992-03-28 1994-03-24 Bruker Analytische Messtechnik Verfahren zum Bau einer optimierten Magnetspulenanordnung
US5365173A (en) * 1992-07-24 1994-11-15 Picker International, Inc. Technique for driving quadrature dual frequency RF resonators for magnetic resonance spectroscopy/imaging by four-inductive loop over coupling
US5289129A (en) * 1992-10-13 1994-02-22 The Trustees Of The University Of Pennsylvania Multiple winding MRI gradient coil
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US5581185A (en) * 1994-03-15 1996-12-03 Picker International, Inc. Torque-balanced gradient coils for magnetic resonance imaging
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GB9801622D0 (en) 1998-01-23 1998-03-25 Inst Of Food Research Improvements in and relating to magnetic resonance imaging
IL126210A (en) * 1998-07-01 2002-12-01 Israel Aircraft Ind Ltd Lightweight and low-excitation magnetoturker
KR20010095775A (ko) * 2000-04-12 2001-11-07 장용호 높은 라디오주파수 자기장 균일도를 갖는 핵자기 공명또는 핵자기 영상 코일
US6456076B1 (en) 2001-01-31 2002-09-24 The Trustees Of The University Of Pennsylvania Z gradient shielding coil for canceling eddy currents
US6538443B2 (en) * 2001-03-20 2003-03-25 Koninklijke Philips Electronics N.V. MRI gradient coil with variable field of view and apparatus and methods employing the same
DE10151667C2 (de) * 2001-10-19 2003-10-16 Siemens Ag Verfahren zur Berechnung eines schaltbaren Gradientensystems für ein Magnet-Resonanz-Tomographiegerät
US6885194B2 (en) 2002-05-03 2005-04-26 Ge Medical Systems Global Technology Company, Llc Method and apparatus for minimizing gradient coil and rf coil coupling
CN1307663C (zh) * 2003-05-14 2007-03-28 达方电子股份有限公司 变压器结构
US7230426B2 (en) * 2003-06-20 2007-06-12 General Electric Company Split-shield gradient coil with improved fringe-field
US7141974B2 (en) * 2003-08-25 2006-11-28 William A Edelstein Active-passive electromagnetic shielding to reduce MRI acoustic noise
JP4632363B2 (ja) * 2005-12-28 2011-02-16 Ｎｅｃトーキン株式会社 磁界発生コイル
US7375526B2 (en) * 2006-10-20 2008-05-20 Edelstein William A Active-passive electromagnetic shielding to reduce MRI acoustic noise
JP5295799B2 (ja) * 2008-01-30 2013-09-18 株式会社東芝 傾斜磁場コイル、磁気共鳴イメージング装置、及び傾斜磁場コイルの製造方法
JP4551946B2 (ja) * 2008-04-21 2010-09-29 株式会社東芝 Ｍｒｉ傾斜磁場発生用コイル
US8487729B2 (en) * 2009-02-02 2013-07-16 Northrop Grumman Guidance & Electronics Magnetic solenoid for generating a substantially uniform magnetic field
US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
CZ2010384A3 (cs) * 2010-05-18 2011-07-13 Ceské vysoké ucení technické v Praze - fakulta Zapojení feromagnetické sondy pro merení gradientu magnetického pole
US8698497B2 (en) * 2010-09-23 2014-04-15 General Electric Company Multi-field-of-view gradient coil
FR2978834B1 (fr) 2011-08-01 2014-05-16 Commissariat Energie Atomique Procede et systeme de generation de gradients de champ magnetique pour machine d'imagerie a rmn
AU2013379753A1 (en) 2013-03-01 2015-07-09 Halliburton Energy Services, Inc. Miniature NMR drill cutting analyzer and methods of use
US20160005530A1 (en) * 2014-07-02 2016-01-07 Analog Devices Global Inductive component for use in an integrated circuit, a transformer and an inductor formed as part of an integrated circuit
US10295630B2 (en) * 2015-08-28 2019-05-21 General Electric Company Gradient coil with variable dimension
US11536787B2 (en) 2015-12-31 2022-12-27 Koninklijke Philips N.V. Magnetic field gradient coils with closely packed windings and methods of manufacturing same
DE102018113765B4 (de) 2017-06-09 2023-11-02 Analog Devices International Unlimited Company Transformator mit einer durchkontaktierung für einen magnetkern
IL326173A (en) 2017-12-01 2026-03-01 Deka Products Lp System and method for characterizing bioreactor fluids using a magnetic resonance device
EP4105671A1 (de) * 2021-06-16 2022-12-21 Siemens Healthcare GmbH Verfahren zur ermittlung eines magnetfeldes zumindest einer magnetspuleneinheit einer magnetresonanzvorrichtung, magnetresonanzvorrichtung und computerprogrammprodukt
EP4296702A1 (en) * 2022-06-24 2023-12-27 Bruker Switzerland AG Split self-shielded gradient coil system, with power supply system for individually adjusting currents of sub-coil groups
CN116794586B (zh) * 2023-08-02 2023-11-21 宁波健信超导科技股份有限公司 一种梯度线圈线性度的测量方法及测量系统

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DE322499C (de) * 1918-12-15 1920-07-02 Drahtlose Telegraphie M B H Ge Unterteilte Selbstinduktionsspule fuer die Zwecke der drahtlosen Telegraphie
US2929017A (en) * 1956-10-09 1960-03-15 John W Seaton Quadripole magnetic amplifier
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DE3131946A1 (de) * 1981-08-12 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "hochfrequenz-magnetsystem in einer einrichtung der kernspinresonanz-technik"
DE3133933A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "gradientenspulen-system einer einrichtung der kernspinresonanz-technik"
DE3133873A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München Gradientenspulen-system fuer eine einrichtung der kernspinresonanz-technik
US4456881A (en) * 1982-01-18 1984-06-26 Technicare Corporation Gradient-coil apparatus for a magnetic resonance system
US4480228A (en) * 1982-10-15 1984-10-30 General Electric Company Selective volume method for performing localized NMR spectroscopy
GB8321236D0 (en) * 1983-08-05 1983-09-07 Technicare Corp Gradient null displacement coil

Also Published As

Publication number Publication date
EP0136536B1 (en) 1989-05-31
IL72723A0 (en) 1984-11-30
FI843065A7 (fi) 1985-03-07
EP0136536A2 (en) 1985-04-10
JPS6094705A (ja) 1985-05-27
FI843065A0 (fi) 1984-08-03
FI88078B (fi) 1992-12-15
DE3478504D1 (en) 1989-07-06
US4617516A (en) 1986-10-14
FI88078C (fi) 1993-03-25
EP0136536A3 (en) 1986-04-23
JPH0320056B2 (2) 1991-03-18
KR850002324A (ko) 1985-05-10
KR880001362B1 (ko) 1988-07-28

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Legal Events

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KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees