FI88078C - Cylindrisk spole - Google Patents

Cylindrisk spole

Info

Publication number
FI88078C
FI88078C FI843065A FI843065A FI88078C FI 88078 C FI88078 C FI 88078C FI 843065 A FI843065 A FI 843065A FI 843065 A FI843065 A FI 843065A FI 88078 C FI88078 C FI 88078C
Authority
FI
Finland
Prior art keywords
cylindrisk
spole
cylindrisk spole
Prior art date
Application number
FI843065A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI843065A7 (fi
FI843065A0 (fi
FI88078B (fi
Inventor
John Frederic Schenck
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 FI843065A0 publication Critical patent/FI843065A0/fi
Publication of FI843065A7 publication Critical patent/FI843065A7/fi
Publication of FI88078B publication Critical patent/FI88078B/fi
Application granted granted Critical
Publication of FI88078C publication Critical patent/FI88078C/fi

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)
FI843065A 1983-09-06 1984-08-03 Cylindrisk spole FI88078C (fi)

Applications Claiming Priority (2)

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
US52943183 1983-09-06

Publications (4)

Publication Number Publication Date
FI843065A0 FI843065A0 (fi) 1984-08-03
FI843065A7 FI843065A7 (fi) 1985-03-07
FI88078B FI88078B (fi) 1992-12-15
FI88078C true FI88078C (fi) 1993-03-25

Family

ID=24109884

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843065A FI88078C (fi) 1983-09-06 1984-08-03 Cylindrisk spole

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)

Families Citing this family (53)

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USRE36782E (en) * 1983-11-11 2000-07-18 Oxford Medical Limited Magnet assembly for use in NMR apparatus
ATE132350T1 (de) 1985-03-19 1996-01-15 Randell L Mills Verfahren und system zur erzielung einer lokalen mössbauer-absorption in einem organischen medium
US4689563A (en) * 1985-06-10 1987-08-25 General Electric Company High-field nuclear magnetic resonance imaging/spectroscopy system
EP0210289B1 (en) * 1985-07-25 1992-03-04 General Electric Company Superconducting filter coils for high homogeneity magnetic field
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
FR2621125B1 (fr) * 1987-09-28 1989-12-08 Thomson Cgr Systeme de bobines de gradient pour machine de rmn
FR2622303B1 (fr) * 1987-10-27 1990-03-02 Schlumberger Prospection Procede et dispositif pour la detection de vibrations acoustiques dans un puits
US4794338A (en) * 1987-11-25 1988-12-27 General Electric Company Balanced self-shielded gradient coils
GB8729037D0 (en) * 1987-12-11 1988-01-27 Turner R Improvements in/relating to electrical coils
US5289151A (en) * 1987-12-11 1994-02-22 British Technology Group Limited Electrical coils
US4949043A (en) * 1988-04-18 1990-08-14 Resonance Research Inc. Apparatus for rendering a static magnetic field uniform
GB2221995B (en) * 1988-08-19 1992-12-09 Picker Int Ltd Magnetic resonance methods and apparatus
US5036282A (en) * 1989-06-16 1991-07-30 Picker International, Inc. Biplanar gradient coil for magnetic resonance imaging systems
US5177441A (en) * 1989-06-16 1993-01-05 Picker International, Inc. Elliptical cross section gradient oil
DE4029477C2 (de) * 1989-09-29 1994-06-01 Siemens Ag Tesserale Gradientenspule für Kernspin-Tomographiegeräte
JPH04332530A (ja) * 1991-05-09 1992-11-19 Toshiba Corp Ｍｒｉ用傾斜磁場発生装置
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
US5357958A (en) * 1993-03-18 1994-10-25 The Regents Of The University Of California Interventional MRI system and RF coils therefore
US5485087A (en) * 1994-08-05 1996-01-16 Picker International, Inc. Magnetic resonance insert gradient coils with parabolic returns for improved access
US5581185A (en) * 1994-03-15 1996-12-03 Picker International, Inc. Torque-balanced gradient coils for magnetic resonance imaging
US5545996A (en) * 1994-03-15 1996-08-13 Picker International, Inc. Gradient coil with cancelled net thrust force
US5655533A (en) * 1994-06-30 1997-08-12 Picker International, Inc. Actively shielded orthogonal gradient coils for wrist imaging
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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Publication number Priority date Publication date Assignee Title
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
US3113280A (en) * 1960-02-01 1963-12-03 Hobley Peter Electro-magnetic means for measuring a mechanical excursion
US4157495A (en) * 1976-08-14 1979-06-05 Litton Systems, Inc. Nuclear magnetic resonance gyro
GB1596160A (en) * 1976-12-15 1981-08-19 Nat Res Dev Nuclear magnetic resonance apparatus and methods
US4319190A (en) * 1980-03-06 1982-03-09 Bell Telephone Laboratories, Incorporated Nuclear magnetic resonance imaging in space and frequency coordinates
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
IL72723A (en) 1988-12-30
FI843065A0 (fi) 1984-08-03
FI88078B (fi) 1992-12-15
DE3478504D1 (en) 1989-07-06
US4617516A (en) 1986-10-14
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

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: GENERAL ELECTRIC COMPANY