DE69931833D1 - Gerät für die magnetische Resonanz - Google Patents

Gerät für die magnetische Resonanz

Info

Publication number
DE69931833D1
DE69931833D1 DE69931833T DE69931833T DE69931833D1 DE 69931833 D1 DE69931833 D1 DE 69931833D1 DE 69931833 T DE69931833 T DE 69931833T DE 69931833 T DE69931833 T DE 69931833T DE 69931833 D1 DE69931833 D1 DE 69931833D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
resonance
magnetic
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
DE69931833T
Other languages
English (en)
Other versions
DE69931833T2 (de
Inventor
Gordon D Demeester
Ian R Young
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69931833D1 publication Critical patent/DE69931833D1/de
Publication of DE69931833T2 publication Critical patent/DE69931833T2/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
    • G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69931833T 1998-03-19 1999-03-18 Gerät für die magnetische Resonanz Expired - Fee Related DE69931833T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44425 1998-03-19
US09/044,425 US6029081A (en) 1998-03-19 1998-03-19 Movable magnets for magnetic resonance surgery

Publications (2)

Publication Number Publication Date
DE69931833D1 true DE69931833D1 (de) 2006-07-27
DE69931833T2 DE69931833T2 (de) 2007-01-11

Family

ID=21932320

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69931833T Expired - Fee Related DE69931833T2 (de) 1998-03-19 1999-03-18 Gerät für die magnetische Resonanz

Country Status (3)

Country Link
US (1) US6029081A (de)
EP (1) EP0943929B1 (de)
DE (1) DE69931833T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69840444D1 (de) 1997-05-23 2009-02-26 Prorhythm Inc Wegwerfbarer fokussierender ultraschallapplikator hoher intensität
DE19923947A1 (de) * 1999-05-25 2000-12-07 Siemens Ag Magnetresonanztomographiegerät, insbesondere für den interoperativen Einsatz
US6317618B1 (en) * 1999-06-02 2001-11-13 Odin Technologies Ltd. Transportable intraoperative magnetic resonance imaging apparatus
US7313429B2 (en) 2002-01-23 2007-12-25 Stereotaxis, Inc. Rotating and pivoting magnet for magnetic navigation
US7019610B2 (en) * 2002-01-23 2006-03-28 Stereotaxis, Inc. Magnetic navigation system
US6946840B1 (en) * 2001-03-08 2005-09-20 General Electric Company Integrated and independently controlled transmit only and receive only coil arrays for magnetic resonance systems
DE10114013B4 (de) * 2001-03-22 2005-06-23 Siemens Ag Magnetresonanzanlage
GB0211516D0 (en) * 2002-05-20 2002-06-26 Univ Sheffield Method and apparatus for magnetic resonance imaging
US7215231B1 (en) 2002-08-16 2007-05-08 Fonar Corporation MRI system
ITSV20020057A1 (it) * 2002-11-28 2004-05-29 Esaote Spa Combinazione di macchina per rilevamento di immagini in risonanza nucleare e lettino porta paziente
US7774046B2 (en) * 2003-03-13 2010-08-10 Stereotaxis, Inc. Magnetic navigation system
US20050182315A1 (en) * 2003-11-07 2005-08-18 Ritter Rogers C. Magnetic resonance imaging and magnetic navigation systems and methods
US7274192B2 (en) * 2005-05-31 2007-09-25 General Electric Company Combined open and closed magnet configuration for MRI
CA2651047C (en) * 2006-06-20 2014-04-29 Imris Inc. Movable integrated scanner for surgical imaging applications
GB0712421D0 (en) * 2007-06-26 2007-08-08 Oxford Instr Plc Magnet system for use in magnetic resonance imaging
WO2010068299A1 (en) * 2008-12-12 2010-06-17 Yale University Parallel magnetic resonance imaging using nonlinear gradient encoding
US8844470B2 (en) 2010-09-27 2014-09-30 Aspect Imaging Ltd Maneuverable bed for analyzed objects
US10292617B2 (en) 2010-09-30 2019-05-21 Aspect Imaging Ltd. Automated tuning and frequency matching with motor movement of RF coil in a magnetic resonance laboratory animal handling system
DE202011051404U1 (de) 2011-09-22 2011-11-02 Aspect Magnet Technologies Ltd. Bewegliches Bett für Analyseobjekte
EP3189340A4 (de) * 2014-09-05 2018-05-02 Hyperfine Research Inc. Automatische konfiguration eines niederfeldmagnetresonanzbildgebungssystems
DE202015103602U1 (de) 2015-06-18 2015-08-20 Aspect Imaging Ltd. Vorrichtung zur dreidimensionalen anatomischen Bildgebung und Bestrahlungstherapie
US10539637B2 (en) 2016-11-22 2020-01-21 Hyperfine Research, Inc. Portable magnetic resonance imaging methods and apparatus
US10627464B2 (en) 2016-11-22 2020-04-21 Hyperfine Research, Inc. Low-field magnetic resonance imaging methods and apparatus
DE102019220506A1 (de) * 2019-12-23 2021-06-24 Robert Bosch Gesellschaft mit beschränkter Haftung Erfassungsvorrichtung für ein Fördersystem

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US36099A (en) * 1862-08-05 Improved fan-shaped sail
FR2460028A1 (fr) * 1979-06-25 1981-01-16 Portescap Transducteur magnetique a aimant mobile
FI65365C (fi) * 1982-07-07 1984-05-10 Instrumentarium Oy Spolanordning
JPS62117541A (ja) * 1985-11-18 1987-05-29 株式会社東芝 磁気共鳴イメ−ジング装置
JPS62196803A (ja) * 1986-02-24 1987-08-31 Hitachi Medical Corp 核磁気共鳴イメ−ジング装置
JPS63286142A (ja) * 1987-05-19 1988-11-22 Toshiba Corp 磁気共鳴イメ−ジング装置
JPS63307711A (ja) * 1987-06-10 1988-12-15 Toshiba Corp 磁石装置
JPS63309248A (ja) * 1987-06-11 1988-12-16 Toshiba Corp Ｍｒｉ用表面コイル装置
US4985678A (en) * 1988-10-14 1991-01-15 Picker International, Inc. Horizontal field iron core magnetic resonance scanner
EP0365737B1 (de) * 1988-10-25 1993-05-12 Siemens Aktiengesellschaft Röntgenuntersuchungsgerät
US5150710A (en) * 1989-04-21 1992-09-29 Webb Research Ii, Inc. Variable position surface coil stabilizer for magnetic resonance imaging
DE4024582C2 (de) * 1989-08-16 1996-08-14 Siemens Ag Hochfrequenz-Antenne eines Kernspintomographen
US5086448A (en) * 1989-12-22 1992-02-04 Muthmann Karl Dieter X-ray examination unit
US5014292A (en) * 1990-01-29 1991-05-07 Siczek Bernard W Tiltable x-ray table integrated with carriage for x-ray source and receptor
FI86687C (fi) * 1990-06-14 1992-10-12 Instrumentarium Oy Patientbaedd foer magnetavbildningsanordning
US5155757A (en) * 1990-06-20 1992-10-13 Kabushiki Kaisha Toshiba X-ray diagnosing apparatus
US5221902A (en) * 1990-10-22 1993-06-22 Medical Advances, Inc. NMR neck coil with passive decoupling
DE59108314D1 (de) * 1990-11-30 1996-12-05 Siemens Ag Homogenfeldmagnet mit mindestens einer mechanisch auszurichtenden Polplatte
US5153546A (en) * 1991-06-03 1992-10-06 General Electric Company Open MRI magnet
JPH04371136A (ja) * 1991-06-19 1992-12-24 Hitachi Medical Corp Ｍｒｉ装置用静磁場発生装置
GB9206014D0 (en) * 1992-03-19 1992-04-29 Oxford Instr Ltd Magnet assembly
DE4214087C1 (en) * 1992-04-29 1993-05-27 Siemens Ag, 8000 Muenchen, De System for holding X=ray transmitter and receiver - has two C=shaped curved arms, one for carrying the transmitter and receiver and the other for carrying the first arm
US5386453A (en) * 1992-05-12 1995-01-31 Diasonics, Inc. Imaging and treatment apparatus having a floor-mounted guiding track
JP3742662B2 (ja) * 1992-08-05 2006-02-08 ゼネラル・エレクトリック・カンパニイ 開放形磁気共鳴イメージングに適した磁石
JPH06121779A (ja) * 1992-10-12 1994-05-06 Toshiba Corp 磁気共鳴イメージング装置
US5378988A (en) * 1993-01-22 1995-01-03 Pulyer; Yuly M. MRI system having high field strength open access magnet
GB2278685B (en) * 1993-05-27 1997-07-30 Elscint Ltd Superconducting magnet
US5307806A (en) * 1993-08-10 1994-05-03 Board Of Regents Of Univ. Of Nebraska NMR pelvic coil
FI933834A (fi) * 1993-09-01 1995-03-02 Picker Nordstar Oy Magneettikuvauslaitteen napakenkä
JPH0767870A (ja) * 1993-09-02 1995-03-14 Sony Corp 医用検査装置と医用検査装置の患者テーブルの移動検出方法
DE69419096T2 (de) * 1993-09-29 1999-10-28 Oxford Magnet Tech Verbesserungen an Magneten der Bilderzeugung mittels magnetischer Resonanz
DE4335306A1 (de) * 1993-10-16 1995-04-20 Philips Patentverwaltung Röntgenuntersuchungsgerät
US5541856A (en) * 1993-11-08 1996-07-30 Imaging Systems International X-ray inspection system
US5423315A (en) * 1993-11-22 1995-06-13 Picker International, Inc. Magnetic resonance imaging system with thin cylindrical uniform field volume and moving subjects
US5521957A (en) * 1994-03-15 1996-05-28 Hansen; Steven J. X-ray imaging system
US5663645A (en) * 1994-08-02 1997-09-02 Toshiba America Mri Inc. Spatially orthogonal rectangular coil pair suitable for vertical magnetic field MRI system
JP2776275B2 (ja) * 1994-10-31 1998-07-16 株式会社島津製作所 Ｘ線透視撮影装置
US5517121A (en) * 1995-01-13 1996-05-14 Toshiba America Mri, Inc. MRI system with side-access to an image volume located within a two-column main magnet
US5528212A (en) * 1995-03-09 1996-06-18 Sti Optronics, Inc. Method and apparatus for control of a magnetic structure
GB2300712A (en) * 1995-05-11 1996-11-13 Elscint Ltd Rotatable MRI magnet and patient support
US5627873B1 (en) * 1995-08-04 2000-03-14 Oec Medical Systems Mini c-arm assembly for mobile x-ray imaging system
JPH0994234A (ja) * 1995-09-29 1997-04-08 Olympus Optical Co Ltd Ｍｒｉ装置
US5735278A (en) * 1996-03-15 1998-04-07 National Research Council Of Canada Surgical procedure with magnetic resonance imaging
JP3693763B2 (ja) * 1996-08-07 2005-09-07 オリンパス株式会社 治療用ｍｒｉ装置
US5923169A (en) * 1997-11-18 1999-07-13 Picker Nordstar Corporation Magnetic resonance imaging system with floating pole pieces

Also Published As

Publication number Publication date
US6029081A (en) 2000-02-22
DE69931833T2 (de) 2007-01-11
EP0943929A3 (de) 2000-04-19
EP0943929A2 (de) 1999-09-22
EP0943929B1 (de) 2006-06-14

Similar Documents

Publication Publication Date Title
DE69931833D1 (de) Gerät für die magnetische Resonanz
DE69935702D1 (de) Magnet für die bildgebende magnetische resonanz
DE69933630D1 (de) Magnetfelderzeuger für die Magnetresonanzbildgebung
DE69931611D1 (de) Magnetresonanz bildgebungsvorrichtung
DE60026795D1 (de) Gerät magnetischer Resonanz
DE69928499D1 (de) Gerät für pmr
DE69526394T2 (de) Magnet für die Bilderzeugung mittels magnetischer Resonanz
DE69926034D1 (de) Rf-Spulen für die Magnetresonanzbildgebung
NO20003251D0 (no) Metode for magnetisk resonans avbildning
DE29900512U1 (de) Magnetresonanzanlage für die intraoperative Bildgebung
DE69922570D1 (de) Wandler für Magnetbänder
DE69616635T2 (de) Ein Gerät für die magnetische Resonanz
DE60120051D1 (de) Kalibriersystem für Magnetfelder
DE69528134T2 (de) Apparat für die magnetische Resonanz
DE60042350D1 (de) Asymmetrische supraleitende Magnete für die bildgebende magnetische Resonanz
DE69530726D1 (de) Messgerät für magnetische felder
DE69912533D1 (de) Magnetische Befestigungsvorrichtung
DE60141316D1 (de) Indikator für die plasmasterilisation
DE60045731D1 (de) Kopfspule für die bilderzeugende magnetische Resonanz
DE69737511D1 (de) Magnetfeld-erzeuger für die bildgebende magnetische resonanz
DE60042912D1 (de) Kühlvorrichtung für v-motor
DE69708345D1 (de) Verbesserungen an Magneten für die bildgebende magnetische Resonanz
DE60128370D1 (de) Magnetisches resonanzverfahren
DE69936690D1 (de) Gerät für die bildgebende magnetische Resonanz
DE69631874D1 (de) Koaxialkabel für magnetische resonanzvorrichtung

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee