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ITSV20040020A1 - Struttura magnetica per macchine mri e macchina mri - Google Patents

Struttura magnetica per macchine mri e macchina mri

Info

Publication number
ITSV20040020A1
ITSV20040020A1 IT000020A ITSV20040020A ITSV20040020A1 IT SV20040020 A1 ITSV20040020 A1 IT SV20040020A1 IT 000020 A IT000020 A IT 000020A IT SV20040020 A ITSV20040020 A IT SV20040020A IT SV20040020 A1 ITSV20040020 A1 IT SV20040020A1
Authority
IT
Italy
Prior art keywords
mri
pole pieces
magnet structure
volume
inverted
Prior art date
Application number
IT000020A
Other languages
English (en)
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
Priority to IT000020A priority Critical patent/ITSV20040020A1/it
Publication of ITSV20040020A1 publication Critical patent/ITSV20040020A1/it
Priority to EP05739767A priority patent/EP1743187B1/en
Priority to DE602005018035T priority patent/DE602005018035D1/de
Priority to ES05739767T priority patent/ES2337474T3/es
Priority to AT05739767T priority patent/ATE450800T1/de
Priority to PCT/EP2005/052004 priority patent/WO2005109026A2/en
Priority to CN2005800139916A priority patent/CN1950714B/zh
Priority to US11/578,387 priority patent/US7863899B2/en
Priority to JP2007512184A priority patent/JP4783362B2/ja

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)
IT000020A 2004-05-07 2004-05-07 Struttura magnetica per macchine mri e macchina mri ITSV20040020A1 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT000020A ITSV20040020A1 (it) 2004-05-07 2004-05-07 Struttura magnetica per macchine mri e macchina mri
EP05739767A EP1743187B1 (en) 2004-05-07 2005-05-02 Magnet structure for mri apparatus and mri apparatus
DE602005018035T DE602005018035D1 (de) 2004-05-07 2005-05-02 Magnetstruktur für eine mri-vorrichtung und mri-vorrichtung
ES05739767T ES2337474T3 (es) 2004-05-07 2005-05-02 Estructura de iman para aparato de irm y aparato de irm.
AT05739767T ATE450800T1 (de) 2004-05-07 2005-05-02 Magnetstruktur für eine mri-vorrichtung und mri- vorrichtung
PCT/EP2005/052004 WO2005109026A2 (en) 2004-05-07 2005-05-02 Magnet structure for mri apparatus and mri apparatus
CN2005800139916A CN1950714B (zh) 2004-05-07 2005-05-02 Mri装置的磁体结构和mri装置
US11/578,387 US7863899B2 (en) 2004-05-07 2005-05-02 Magnet structure for MRI apparatus and MRI apparatus
JP2007512184A JP4783362B2 (ja) 2004-05-07 2005-05-02 Ｍｒｉ装置の磁石構造体およびｍｒｉ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000020A ITSV20040020A1 (it) 2004-05-07 2004-05-07 Struttura magnetica per macchine mri e macchina mri

Publications (1)

Publication Number Publication Date
ITSV20040020A1 true ITSV20040020A1 (it) 2004-08-07

Family

ID=34956329

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000020A ITSV20040020A1 (it) 2004-05-07 2004-05-07 Struttura magnetica per macchine mri e macchina mri

Country Status (9)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1913871B1 (en) * 2006-10-19 2017-01-11 Esaote S.p.A. Apparatus for determining indications helping the diagnosis of orthopedical diseases
EP1962100A1 (en) * 2007-02-20 2008-08-27 Esaote S.p.A. Magnetic structure for MRI machines and MRI machine particularly for orthopedic or rheumatologic applications
TW201330442A (zh) * 2012-01-02 2013-07-16 Primax Electronics Ltd 無線充電傳輸裝置
EP2816573B1 (en) * 2012-01-30 2020-08-26 Mitsubishi Electric Corporation Magnetic circuit
WO2015138944A1 (en) * 2014-03-14 2015-09-17 The General Hospital Corporation Mri imaging using variable density spiral planar coil
EP3669777B1 (en) 2014-07-03 2022-01-12 St. Jude Medical International Holding S.à r.l. Localized magnetic field generator
US9547057B2 (en) 2014-09-05 2017-01-17 Hyperfine Research, Inc. Noise suppression methods and apparatus
US10813564B2 (en) 2014-11-11 2020-10-27 Hyperfine Research, Inc. Low field magnetic resonance methods and apparatus
AU2017363608A1 (en) 2016-11-22 2019-05-23 Hyperfine Operations, Inc. Systems and methods for automated detection in magnetic resonance images
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
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
WO2021217144A1 (en) * 2020-04-24 2021-10-28 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

Family Cites Families (24)

* Cited by examiner, † Cited by third party
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
EP0965305B1 (en) * 1997-12-26 2007-03-21 Neomax 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
DE60041792D1 (de) 1999-11-16 2009-04-23 Hitachi Metals Ltd Magnetfeldgenerator mit einer Polstückeinheit
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
ATE348568T1 (de) * 2001-05-28 2007-01-15 Esaote Spa 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 (en) * 2007-02-20 2008-08-27 Esaote S.p.A. Magnetic structure for MRI machines and MRI machine particularly for orthopedic or rheumatologic applications

Also Published As

Publication number Publication date
EP1743187B1 (en) 2009-12-02
WO2005109026A2 (en) 2005-11-17
JP4783362B2 (ja) 2011-09-28
EP1743187A2 (en) 2007-01-17
JP2007536041A (ja) 2007-12-13
CN1950714B (zh) 2012-09-26
US20070244385A1 (en) 2007-10-18
DE602005018035D1 (de) 2010-01-14
US7863899B2 (en) 2011-01-04
WO2005109026A3 (en) 2005-12-29
CN1950714A (zh) 2007-04-18
ES2337474T3 (es) 2010-04-26
ATE450800T1 (de) 2009-12-15

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