DE68907276D1 - Stuetzvorrichtung einer strahlungsabschirmung in einem magnetresonanz-magneten. - Google Patents

Stuetzvorrichtung einer strahlungsabschirmung in einem magnetresonanz-magneten.

Info

Publication number
DE68907276D1
DE68907276D1 DE8989306782T DE68907276T DE68907276D1 DE 68907276 D1 DE68907276 D1 DE 68907276D1 DE 8989306782 T DE8989306782 T DE 8989306782T DE 68907276 T DE68907276 T DE 68907276T DE 68907276 D1 DE68907276 D1 DE 68907276D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
support device
radiation shielding
resonance magnet
magnet
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 - Fee Related
Application number
DE8989306782T
Other languages
English (en)
Other versions
DE68907276T2 (de
Inventor
Mark Ernest Vermilyea
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 DE68907276D1 publication Critical patent/DE68907276D1/de
Application granted granted Critical
Publication of DE68907276T2 publication Critical patent/DE68907276T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
    • 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
    • G01R33/3802—Manufacture or installation of magnet assemblies; Additional hardware for transportation or installation of the magnet assembly or for providing mechanical support to components of the magnet assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
DE89306782T 1988-07-05 1989-07-04 Stützvorrichtung einer Strahlungsabschirmung in einem Magnetresonanz-Magneten. Expired - Fee Related DE68907276T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/215,111 US4935714A (en) 1988-07-05 1988-07-05 Low thermal conductance support for a radiation shield in a MR magnet

Publications (2)

Publication Number Publication Date
DE68907276D1 true DE68907276D1 (de) 1993-07-29
DE68907276T2 DE68907276T2 (de) 1994-02-17

Family

ID=22801702

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89306782T Expired - Fee Related DE68907276T2 (de) 1988-07-05 1989-07-04 Stützvorrichtung einer Strahlungsabschirmung in einem Magnetresonanz-Magneten.

Country Status (5)

Country Link
US (1) US4935714A (de)
EP (1) EP0350262B1 (de)
JP (1) JPH0284936A (de)
DE (1) DE68907276T2 (de)
IL (1) IL90670A (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5424643A (en) * 1989-06-16 1995-06-13 Picker International, Inc. Magnetic resonance gradient sheet coils
JP2929622B2 (ja) * 1989-11-14 1999-08-03 住友電気工業株式会社 酸化物超電導導体の使用方法
US5045826A (en) * 1990-04-05 1991-09-03 General Electric Company Actively shielded magnetic resonance magnet without cryogens
US5113165A (en) * 1990-08-03 1992-05-12 General Electric Company Superconductive magnet with thermal diode
US5233328A (en) * 1990-09-17 1993-08-03 Fmc Corporation Method for processing compacted data
AU4374993A (en) * 1992-07-10 1994-01-31 Doty Scientific, Inc. Solenoidal, octopolar, transverse gradient coils
US5317298A (en) * 1993-01-04 1994-05-31 General Electric Company Apparatus and method for passive shimming of a superconducting magnet which images human limbs
US5554929A (en) * 1993-03-12 1996-09-10 Doty Scientific, Inc. Crescent gradient coils
US5530355A (en) * 1993-05-13 1996-06-25 Doty Scientific, Inc. Solenoidal, octopolar, transverse gradient coils
US5381122A (en) * 1994-01-14 1995-01-10 General Electric Company Open MRI magnet having a support structure
US5448214A (en) * 1994-06-15 1995-09-05 General Electric Company Open MRI magnet with superconductive shielding
US5446433A (en) * 1994-09-21 1995-08-29 General Electric Company Superconducting magnet having a shock-resistant support structure
US6281773B1 (en) * 1998-07-17 2001-08-28 Picker International, Inc. Magnetizing magnet
US6043729A (en) * 1998-11-13 2000-03-28 General Electric Company Tube suspension assembly for superconductive magnets
US6476464B1 (en) * 1999-02-16 2002-11-05 Ixion, Llc Low resistance hermetic lead structure
DE19933352C1 (de) * 1999-07-16 2001-02-08 Karlsruhe Forschzent Axialer, kryotechnisch geeigneter Potentialtrenner
JP3939489B2 (ja) * 2000-08-28 2007-07-04 株式会社日立メディコ 磁石装置およびこれを用いた磁気共鳴イメージング装置
FR2823308B1 (fr) * 2001-04-05 2003-12-19 Inst Francais Du Petrole Cellule de confinement thermostatee pour echantillon destine a des mesures par rmn et une methode pour sa mise en oeuvre
US20050062473A1 (en) * 2003-09-24 2005-03-24 General Electric Company Cryogen-free high temperature superconducting magnet with thermal reservoir
DE102005041383B4 (de) * 2005-09-01 2007-09-27 Bruker Biospin Ag NMR-Apparatur mit gemeinsam gekühltem Probenkopf und Kryobehälter und Verfahren zum Betrieb derselben
GB2432259B (en) * 2005-11-14 2008-01-30 Siemens Magnet Technology Ltd A resin-impregnated superconducting magnet coil comprising a cooling layer
US7522027B2 (en) * 2005-12-29 2009-04-21 Siemens Magnet Technology Ltd. Magnet assembly and a method for constructing a magnet assembly
GB2437114B (en) * 2006-04-13 2008-12-17 Siemens Magnet Technology Ltd Method Of Manufacturing A Solenoidal Magnet
JP4422711B2 (ja) * 2006-11-20 2010-02-24 株式会社日立製作所 超電導磁石装置および磁気共鳴撮像装置
GB2456795B (en) * 2008-01-24 2010-03-31 Siemens Magnet Technology Ltd A limiter for limiting the motion of components in a cryostat
JP5175892B2 (ja) * 2009-06-15 2013-04-03 株式会社東芝 超電導磁石装置
US8314615B2 (en) * 2009-12-22 2012-11-20 General Electric Company Apparatus and method to improve magnet stability in an MRI system
GB2489126B (en) * 2010-05-26 2013-04-03 Siemens Plc A method for producing coils for solenoidal magnets
GB2480637B (en) * 2010-05-26 2013-02-20 Siemens Plc Solenoidal magnets having supported outer coils
GB2484066B (en) * 2010-09-22 2013-01-09 Siemens Plc Adhesively bonded cylindrical magnets comprising annular coils, and method of manufacture thereof
GB2502980B (en) * 2012-06-12 2014-11-12 Siemens Plc Superconducting magnet apparatus with cryogen vessel
GB2507801B (en) * 2012-11-12 2015-12-30 Siemens Plc Cylindrical Superconducting Magnet
GB2510410B (en) * 2013-02-04 2016-03-09 Siemens Plc Quench pressure reduction for superconducting magnet
CN104835611B (zh) * 2014-02-10 2017-05-24 通用电气公司 超导磁体系统及其高温超导引线的失超保护方法
US10060995B2 (en) * 2015-10-16 2018-08-28 Synaptive Medical (Barbados) Inc. Magnetic resonance imaging system capable of rapid field ramping
US11307276B2 (en) 2019-10-09 2022-04-19 General Electric Company Use of a spacer between layered coil sections in a superconducting magnet structure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL70982A0 (en) * 1983-03-07 1984-05-31 Gen Electric Superconducting magnet having a structure for ringshaped superconductive coils
DE3310160A1 (de) * 1983-03-21 1984-09-27 Siemens AG, 1000 Berlin und 8000 München Geraet zur erzeugung von bildern und ortsaufgeloesten spektren eines untersuchungsobjektes mit magnetischer kernresonanz
US4492090A (en) * 1983-09-19 1985-01-08 General Electric Company Cryostat for NMR magnet
US4587504A (en) * 1983-11-11 1986-05-06 Oxford Magnet Technology Limited Magnet assembly for use in NMR apparatus
DE3407058A1 (de) * 1984-02-27 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur halterung des gehaeuses einer supraleitenden magnetwicklung
US4595899A (en) * 1984-07-06 1986-06-17 The Board Of Trustees Of The Leland Stanford Junior University Magnetic structure for NMR applications and the like
JPS6313308A (ja) * 1986-07-04 1988-01-20 Hitachi Ltd 超電導装置
JPS63116409A (ja) * 1986-11-04 1988-05-20 Sumitomo Electric Ind Ltd クライオスタツト
US4721934A (en) * 1987-04-02 1988-01-26 General Electric Company Axial strap suspension system for a magnetic resonance magnet
US4768008A (en) * 1987-07-31 1988-08-30 General Atomics MRI magnet system with vessel having composite first wall

Also Published As

Publication number Publication date
US4935714A (en) 1990-06-19
DE68907276T2 (de) 1994-02-17
EP0350262B1 (de) 1993-06-23
IL90670A (en) 1992-07-15
EP0350262A1 (de) 1990-01-10
JPH0418853B2 (de) 1992-03-27
IL90670A0 (en) 1990-01-18
JPH0284936A (ja) 1990-03-26

Similar Documents

Publication Publication Date Title
DE68907276D1 (de) Stuetzvorrichtung einer strahlungsabschirmung in einem magnetresonanz-magneten.
DE68913879T2 (de) Kernspinresonanzgerät.
KR850003790A (ko) 핵자기 공명 장치
DE59207884D1 (de) Kernresonanz-Untersuchungsgerät mit einer Spulenanordnung
FI844001L (fi) Ydinmagneettiseen resonanssiin perustuva laite
DE69029692T2 (de) Magnetresonanzabbildung
DE69028962T2 (de) Magnetresonanzsysteme
GB2173598B (en) Nuclear magnetic resonance imaging device
DE69217142T2 (de) Kernspinresonanzgerät mit entkoppelten Empfangsspulen
DE68907621D1 (de) Magnetgeraet verwendet in einer magnetischen resonanzabbildungsanordnung.
DE69321082T2 (de) Kernspinresonanzapparat mit einem supraleitenden Magneten
DE69131708D1 (de) Kernspinresonanzapparat mit einem supraleitenden Abschirmmagneten
DE58909771D1 (de) Kernresonanz-Spektrometer
DE3855944D1 (de) Kernresonanzabbildungssystem
DE68918048D1 (de) Kernspinresonanzverfahren und -anordnung.
GB9014011D0 (en) Nuclear magnetic resonance imaging methods
DE3891385T1 (de) Supraleitende magnetvorrichtung
IT8448084A0 (it) Metodo e dispositivo per la formazione di immagini a risonanza magnetica nucleare
FR2616551B1 (fr) Magnetometre a resonance magnetique nucleaire
GB8523673D0 (en) Nuclear magnetic resonance methods
DE69124221D1 (de) Magnetische abschirmungsstruktur
DE69029077D1 (de) Magnetgerät verwendet in einer magnetischen Resonanzabbildungsanordnung
DE69313226T2 (de) Kernspinresonanzgerät
GB2234595B (en) Nuclear magnetic resonance imaging methods
DE68927602T2 (de) Magnetresonanz-Gerät

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee