FI843065A - En axial magnetfaeltgradient formbar rulle som aer avsedd att anvaendas i nmr-anordningen. - Google Patents

En axial magnetfaeltgradient formbar rulle som aer avsedd att anvaendas i nmr-anordningen. Download PDF

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Publication number
FI843065A
FI843065A FI843065A FI843065A FI843065A FI 843065 A FI843065 A FI 843065A FI 843065 A FI843065 A FI 843065A FI 843065 A FI843065 A FI 843065A FI 843065 A FI843065 A FI 843065A
Authority
FI
Finland
Prior art keywords
magnetfaeltgradient
anordningen
formbar
nmr
roll
Prior art date
Application number
FI843065A
Other languages
English (en)
Other versions
FI88078C (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 FI843065A publication Critical patent/FI843065A/fi
Application granted granted Critical
Publication of FI88078B publication Critical patent/FI88078B/fi
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
US52943183 1983-09-06
US06/529,431 US4617516A (en) 1983-09-06 1983-09-06 Axial magnetic field gradient coil suitable for use with NMR apparatus

Publications (4)

Publication Number Publication Date
FI843065A0 FI843065A0 (fi) 1984-08-03
FI843065A true FI843065A (fi) 1985-03-07
FI88078B FI88078B (fi) 1992-12-15
FI88078C 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 (fi)
EP (1) EP0136536B1 (fi)
JP (1) JPS6094705A (fi)
KR (1) KR880001362B1 (fi)
DE (1) DE3478504D1 (fi)
FI (1) FI88078C (fi)
IL (1) IL72723A (fi)

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US5177441A (en) * 1989-06-16 1993-01-05 Picker International, Inc. Elliptical cross section gradient oil
US5036282A (en) * 1989-06-16 1991-07-30 Picker International, Inc. Biplanar gradient coil for magnetic resonance imaging systems
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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
US5357958A (en) * 1993-03-18 1994-10-25 The Regents Of The University Of California Interventional MRI system and RF coils therefore
US5581185A (en) * 1994-03-15 1996-12-03 Picker International, Inc. Torque-balanced gradient coils for magnetic resonance imaging
US5485087A (en) * 1994-08-05 1996-01-16 Picker International, Inc. Magnetic resonance insert gradient coils with parabolic returns for improved access
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
CZ302564B6 (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
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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
CN108431623B (zh) 2015-12-31 2022-04-29 皇家飞利浦有限公司 具有紧密包装的绕组的磁场梯度线圈及其制造方法
US11404197B2 (en) 2017-06-09 2022-08-02 Analog Devices Global Unlimited Company Via for magnetic core of inductive component
IL309321A (en) 2017-12-01 2024-02-01 Deka Products Lp System and method for bioreactor fluid characterization using a magnetic resonance device
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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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DE3133873A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München Gradientenspulen-system fuer eine 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"
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GB8321236D0 (en) * 1983-08-05 1983-09-07 Technicare Corp Gradient null displacement coil

Also Published As

Publication number Publication date
IL72723A (en) 1988-12-30
JPS6094705A (ja) 1985-05-27
DE3478504D1 (en) 1989-07-06
US4617516A (en) 1986-10-14
IL72723A0 (en) 1984-11-30
KR880001362B1 (ko) 1988-07-28
EP0136536B1 (en) 1989-05-31
FI88078C (fi) 1993-03-25
FI843065A0 (fi) 1984-08-03
JPH0320056B2 (fi) 1991-03-18
EP0136536A2 (en) 1985-04-10
KR850002324A (ko) 1985-05-10
FI88078B (fi) 1992-12-15
EP0136536A3 (en) 1986-04-23

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Owner name: GENERAL ELECTRIC COMPANY