DE602005018035D1 - Magnetstruktur für eine mri-vorrichtung und mri-vorrichtung - Google Patents

Magnetstruktur für eine mri-vorrichtung und mri-vorrichtung

Info

Publication number
DE602005018035D1
DE602005018035D1 DE602005018035T DE602005018035T DE602005018035D1 DE 602005018035 D1 DE602005018035 D1 DE 602005018035D1 DE 602005018035 T DE602005018035 T DE 602005018035T DE 602005018035 T DE602005018035 T DE 602005018035T DE 602005018035 D1 DE602005018035 D1 DE 602005018035D1
Authority
DE
Germany
Prior art keywords
pole pieces
mri
mri device
magnet structure
volume
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.)
Active
Application number
DE602005018035T
Other languages
English (en)
Inventor
Luigi Satragno
Alessandro Trequattrini
Stefano Pittaluga
Eugenio Biglieri
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.)
Esaote SpA
Original Assignee
Esaote SpA
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 Esaote SpA filed Critical Esaote SpA
Publication of DE602005018035D1 publication Critical patent/DE602005018035D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/383Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
DE602005018035T 2004-05-07 2005-05-02 Magnetstruktur für eine mri-vorrichtung und mri-vorrichtung Active DE602005018035D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000020A ITSV20040020A1 (it) 2004-05-07 2004-05-07 Struttura magnetica per macchine mri e macchina mri
PCT/EP2005/052004 WO2005109026A2 (en) 2004-05-07 2005-05-02 Magnet structure for mri apparatus and mri apparatus

Publications (1)

Publication Number Publication Date
DE602005018035D1 true DE602005018035D1 (de) 2010-01-14

Family

ID=34956329

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005018035T Active DE602005018035D1 (de) 2004-05-07 2005-05-02 Magnetstruktur für eine mri-vorrichtung und mri-vorrichtung

Country Status (9)

Country Link
US (1) US7863899B2 (de)
EP (1) EP1743187B1 (de)
JP (1) JP4783362B2 (de)
CN (1) CN1950714B (de)
AT (1) ATE450800T1 (de)
DE (1) DE602005018035D1 (de)
ES (1) ES2337474T3 (de)
IT (1) ITSV20040020A1 (de)
WO (1) WO2005109026A2 (de)

Families Citing this family (13)

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Publication number Priority date Publication date Assignee Title
EP1913871B1 (de) * 2006-10-19 2017-01-11 Esaote S.p.A. Gerät zur Feststellung von Indikationen hilfreich zur Diagnose von orthopädischen Krankheiten
EP1962100A1 (de) * 2007-02-20 2008-08-27 Esaote S.p.A. Magnetische Struktur für MRI-Maschinen und MRI-Maschine speziell für orthopädische oder rheumatologische Anwendungen
TW201330442A (zh) * 2012-01-02 2013-07-16 Primax Electronics Ltd 無線充電傳輸裝置
EP2816573B1 (de) 2012-01-30 2020-08-26 Mitsubishi Electric Corporation Magnetschaltkreis
US20170003359A1 (en) * 2014-03-14 2017-01-05 The General Hospital Corporation Mri imaging using variable density spiral planar coil
WO2016001759A1 (en) * 2014-07-03 2016-01-07 Mediguide Ltd. Localized magnetic field generator
JP6674645B2 (ja) 2014-09-05 2020-04-01 ハイパーファイン リサーチ,インコーポレイテッド 低磁場磁気共鳴撮像方法及び装置
US10813564B2 (en) 2014-11-11 2020-10-27 Hyperfine Research, Inc. Low field magnetic resonance methods and apparatus
US10627464B2 (en) 2016-11-22 2020-04-21 Hyperfine Research, Inc. Low-field magnetic resonance imaging methods and apparatus
US10539637B2 (en) 2016-11-22 2020-01-21 Hyperfine Research, Inc. Portable magnetic resonance imaging methods and apparatus
CN109983474A (zh) 2016-11-22 2019-07-05 海珀菲纳研究股份有限公司 用于磁共振图像中的自动检测的系统和方法
CN109152317B (zh) * 2018-08-17 2021-04-02 无锡蓝沛新材料科技股份有限公司 一种高性能屏蔽片、制备方法及其线圈模组
CN117574737B (zh) * 2024-01-16 2024-03-19 河北惠仁医疗设备科技有限公司 一种开放式常导磁共振磁体的设计方法

Family Cites Families (24)

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Publication number Priority date Publication date Assignee Title
JPS62201147A (ja) * 1986-02-28 1987-09-04 株式会社日立メディコ Mrイメ−ジング装置用ベツド
JP2557905B2 (ja) * 1987-09-30 1996-11-27 株式会社東芝 磁界発生装置
JPH0394732A (ja) * 1989-09-08 1991-04-19 Sumitomo Special Metals Co Ltd Mri用磁界発生装置
US5315276A (en) * 1992-01-29 1994-05-24 Hewlett Packard Company Compact superconducting magnet for magnetic resonance imaging
IL106779A0 (en) 1992-09-11 1993-12-08 Magna Lab Inc Permanent magnetic structure
GB9320043D0 (en) 1993-09-29 1993-11-17 Oxford Magnet Rechnology Limit Improvements in or relating to mri magnets
JP3113513B2 (ja) * 1994-07-29 2000-12-04 住友特殊金属株式会社 Mri用磁界発生装置
JPH09283328A (ja) * 1996-04-16 1997-10-31 Shin Etsu Chem Co Ltd 永久磁石磁気回路
US5744960A (en) * 1996-08-08 1998-04-28 Brigham And Women's Hospital Planar open magnet MRI system
JPH11104109A (ja) * 1997-10-07 1999-04-20 Shin Etsu Chem Co Ltd 磁場発生装置
US6275128B1 (en) 1997-12-26 2001-08-14 Sumitomo Special Metals Co., Ltd. MRI magnetic field generator
IT1305960B1 (it) * 1998-05-11 2001-05-21 Esaote Spa Struttura di magnete in particolare per macchine per il rilevamentod'immagine in risonanza magnetica nucleare.
US6150819A (en) * 1998-11-24 2000-11-21 General Electric Company Laminate tiles for an MRI system and method and apparatus for manufacturing the laminate tiles
US6377049B1 (en) 1999-02-12 2002-04-23 General Electric Company Residuum rare earth magnet
EP1102077B1 (de) * 1999-11-16 2006-03-08 Neomax Co., Ltd. Polstückeinheit für einen Magnet der bildgebenden magnetischen Resonanz
JP3878434B2 (ja) * 2001-05-10 2007-02-07 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴撮像用コイル構造体および磁気共鳴撮像装置
DE60216846T3 (de) * 2001-05-28 2011-12-29 Esaote S.P.A. Vorrichtung zur Bildgebung des Körperinneren
ITSV20010020A1 (it) * 2001-06-08 2002-12-08 Esaote Spa Macchina per l'acquisizione di immagini della zona interna di un corpo in particolare per l'acquisizione di immagini diagnostiche
JP2002360536A (ja) * 2001-06-05 2002-12-17 Shin Etsu Chem Co Ltd 磁極片およびこれを用いた磁界発生装置
JP3796446B2 (ja) * 2002-01-23 2006-07-12 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Mri装置
JP2003235824A (ja) * 2002-02-14 2003-08-26 Shin Etsu Chem Co Ltd Mri用磁界発生装置
JP4004038B2 (ja) * 2002-08-12 2007-11-07 株式会社東芝 コイル装置及び磁気共鳴イメージング装置
ITSV20040016A1 (it) * 2004-04-13 2004-07-13 Esaote Spa Macchina per risonanza magnetico nucleare
EP1962100A1 (de) * 2007-02-20 2008-08-27 Esaote S.p.A. Magnetische Struktur für MRI-Maschinen und MRI-Maschine speziell für orthopädische oder rheumatologische Anwendungen

Also Published As

Publication number Publication date
ITSV20040020A1 (it) 2004-08-07
EP1743187A2 (de) 2007-01-17
JP2007536041A (ja) 2007-12-13
CN1950714A (zh) 2007-04-18
US7863899B2 (en) 2011-01-04
WO2005109026A3 (en) 2005-12-29
ATE450800T1 (de) 2009-12-15
EP1743187B1 (de) 2009-12-02
US20070244385A1 (en) 2007-10-18
CN1950714B (zh) 2012-09-26
ES2337474T3 (es) 2010-04-26
JP4783362B2 (ja) 2011-09-28
WO2005109026A2 (en) 2005-11-17

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