ATE450800T1 - Magnetstruktur für eine mri-vorrichtung und mri- vorrichtung - Google Patents

Magnetstruktur für eine mri-vorrichtung und mri- vorrichtung

Info

Publication number
ATE450800T1
ATE450800T1 AT05739767T AT05739767T ATE450800T1 AT E450800 T1 ATE450800 T1 AT E450800T1 AT 05739767 T AT05739767 T AT 05739767T AT 05739767 T AT05739767 T AT 05739767T AT E450800 T1 ATE450800 T1 AT E450800T1
Authority
AT
Austria
Prior art keywords
pole pieces
mri apparatus
mri
magnet structure
volume
Prior art date
Application number
AT05739767T
Other languages
English (en)
Inventor
Luigi Satragno
Alessandro Trequattrini
Stefano Pittaluga
Eugenio Biglieri
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
Application granted granted Critical
Publication of ATE450800T1 publication Critical patent/ATE450800T1/de

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
    • G01R33/383—Systems 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)
AT05739767T 2004-05-07 2005-05-02 Magnetstruktur für eine mri-vorrichtung und mri- vorrichtung ATE450800T1 (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
ATE450800T1 true ATE450800T1 (de) 2009-12-15

Family

ID=34956329

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05739767T ATE450800T1 (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 (14)

* Cited by examiner, † Cited by third party
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 致伸科技股份有限公司 無線充電傳輸裝置
CN104094368A (zh) * 2012-01-30 2014-10-08 三菱电机株式会社 磁路
WO2015138944A1 (en) * 2014-03-14 2015-09-17 The General Hospital Corporation Mri imaging using variable density spiral planar coil
CN107205784B (zh) * 2014-07-03 2021-03-09 圣犹达医疗用品国际控股有限公司 局部磁场发生器
BR112017004353A2 (pt) 2014-09-05 2017-12-05 Hyperfine Res Inc aumento ferromagnético para formação de imagem de ressonância magnética
US10813564B2 (en) 2014-11-11 2020-10-27 Hyperfine Research, Inc. Low field magnetic resonance 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
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
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
US12290323B2 (en) * 2020-04-24 2025-05-06 The General Hospital Corporation Point-of-care magnetic resonance imaging system for lumbar puncture guidance
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

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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
KR100373577B1 (ko) 1997-12-26 2003-02-26 스미토모 도큐슈 긴조쿠 가부시키가이샤 자기 공명 촬영 장치용 자계 발생 장치
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
DE60026426T2 (de) * 1999-11-16 2006-11-16 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
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
EP1262145B2 (de) * 2001-05-28 2011-07-06 Esaote S.p.A. Vorrichtung zur Bildgebung des Körperinneren
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
US20070244385A1 (en) 2007-10-18
EP1743187A2 (de) 2007-01-17
JP2007536041A (ja) 2007-12-13
CN1950714B (zh) 2012-09-26
ITSV20040020A1 (it) 2004-08-07
WO2005109026A3 (en) 2005-12-29
DE602005018035D1 (de) 2010-01-14
CN1950714A (zh) 2007-04-18
JP4783362B2 (ja) 2011-09-28
EP1743187B1 (de) 2009-12-02
WO2005109026A2 (en) 2005-11-17
US7863899B2 (en) 2011-01-04
ES2337474T3 (es) 2010-04-26

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