DE3566185D1 - Magnetic field generating device for nmr-ct - Google Patents

Magnetic field generating device for nmr-ct

Info

Publication number
DE3566185D1
DE3566185D1 DE8585302389T DE3566185T DE3566185D1 DE 3566185 D1 DE3566185 D1 DE 3566185D1 DE 8585302389 T DE8585302389 T DE 8585302389T DE 3566185 T DE3566185 T DE 3566185T DE 3566185 D1 DE3566185 D1 DE 3566185D1
Authority
DE
Germany
Prior art keywords
nmr
magnetic field
generating device
field generating
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
Application number
DE8585302389T
Other languages
English (en)
Inventor
Toshinobu Yamazaki Sei Miamoto
Hideya Yamazaki Seisak Sakurai
Hiroo Yamazaki Seisaku Hayashi
Youichi Yamazaki Seisa Ohnishi
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.)
Neomax Co Ltd
Original Assignee
Sumitomo Special Metals Co Ltd
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
Priority claimed from JP5357684U external-priority patent/JPS60166111U/ja
Priority claimed from JP5357584U external-priority patent/JPS60166110U/ja
Priority claimed from JP59095076A external-priority patent/JPS60239005A/ja
Priority claimed from JP59095075A external-priority patent/JPS60239004A/ja
Priority claimed from JP59113713A external-priority patent/JPS60257109A/ja
Priority claimed from JP17337884U external-priority patent/JPH0241842Y2/ja
Priority claimed from JP17337784U external-priority patent/JPH0249683Y2/ja
Priority claimed from JP1741885U external-priority patent/JPH0246003Y2/ja
Priority claimed from JP3571085U external-priority patent/JPH0246004Y2/ja
Priority claimed from JP3570885U external-priority patent/JPS61152956U/ja
Application filed by Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd
Publication of DE3566185D1 publication Critical patent/DE3566185D1/de
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE8585302389T 1984-04-11 1985-04-04 Magnetic field generating device for nmr-ct Expired DE3566185D1 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP5357684U JPS60166111U (ja) 1984-04-11 1984-04-11 磁界発生装置
JP5357584U JPS60166110U (ja) 1984-04-11 1984-04-11 磁界発生装置
JP59095075A JPS60239004A (ja) 1984-05-11 1984-05-11 磁界発生装置
JP59095076A JPS60239005A (ja) 1984-05-11 1984-05-11 磁界発生装置
JP59113713A JPS60257109A (ja) 1984-06-01 1984-06-01 磁界発生装置
JP17337884U JPH0241842Y2 (de) 1984-11-15 1984-11-15
JP17337784U JPH0249683Y2 (de) 1984-11-15 1984-11-15
JP1741885U JPH0246003Y2 (de) 1985-02-09 1985-02-09
JP3571085U JPH0246004Y2 (de) 1985-03-12 1985-03-12
JP3570885U JPS61152956U (de) 1985-03-12 1985-03-12

Publications (1)

Publication Number Publication Date
DE3566185D1 true DE3566185D1 (en) 1988-12-15

Family

ID=27579679

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585302389T Expired DE3566185D1 (en) 1984-04-11 1985-04-04 Magnetic field generating device for nmr-ct

Country Status (3)

Country Link
US (1) US4672346A (de)
EP (1) EP0161782B1 (de)
DE (1) DE3566185D1 (de)

Families Citing this family (142)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8530295D0 (en) * 1985-12-09 1986-01-22 Picker Int Ltd Electromagnet arrangements
US4679022A (en) * 1985-12-27 1987-07-07 Sumitomo Special Metal Co. Ltd. Magnetic field generating device for NMR-CT
DE3613682A1 (de) * 1986-04-23 1987-10-29 Bruker Analytische Messtechnik Verfahren und vorrichtung zum kuehlen eines resistiven magnetsystems fuer kernspintomographen
DE3616078A1 (de) * 1986-05-13 1987-11-19 Bruker Analytische Messtechnik Elektromagnetsystem fuer die kernspintomographie
US4827235A (en) * 1986-07-18 1989-05-02 Kabushiki Kaisha Toshiba Magnetic field generator useful for a magnetic resonance imaging instrument
DE3779715T2 (de) * 1986-09-27 1993-01-28 Sumitomo Spec Metals Vorrichtung zur erzeugung eines magnetfeldes fuer rechnergesteuerte tomographie mittels magnetischer kernresonanz.
US4931760A (en) * 1986-10-08 1990-06-05 Asahi Kasei Kogyo Kabushiki Kaisha Uniform magnetic field generator
FR2611975B1 (fr) * 1987-03-03 1995-02-17 Commissariat Energie Atomique Systeme d'aimants permanents pour un champ magnetique intense
JPS63241905A (ja) * 1987-03-27 1988-10-07 Sumitomo Special Metals Co Ltd 磁界発生装置
US4998976A (en) * 1987-10-07 1991-03-12 Uri Rapoport Permanent magnet arrangement
US5320103A (en) * 1987-10-07 1994-06-14 Advanced Techtronics, Inc. Permanent magnet arrangement
US5063934A (en) * 1987-10-07 1991-11-12 Advanced Techtronics, Inc. Permanent magnet arrangement
US4829252A (en) * 1987-10-28 1989-05-09 The Regents Of The University Of California MRI system with open access to patient image volume
DE3737133A1 (de) * 1987-11-02 1989-05-11 Siemens Ag Homogenfeldmagnet mit profilierten polplatten
GB2215522B (en) * 1988-02-26 1990-11-28 Picker Int Ltd Magnet arrangements
GB8825529D0 (en) * 1988-11-01 1988-12-07 Oxford Magnet Tech Magnetic field generating assembly
GB2226138B (en) * 1988-12-09 1993-01-06 Picker Int Ltd Magnetic resonance apparatus
US4943774A (en) * 1989-06-01 1990-07-24 General Atomics Magnetic field control apparatus
US5134374A (en) * 1989-06-01 1992-07-28 Applied Superconetics Magnetic field control apparatus
US5097240A (en) * 1989-06-16 1992-03-17 Sumitomo Special Metal Co., Ltd. Magnetic field generating device for esr system
JPH03131234A (ja) * 1989-07-07 1991-06-04 Sumitomo Special Metals Co Ltd Ｍｒｉ用磁界発生装置
US4980641A (en) * 1989-08-11 1990-12-25 General Atomics Method and apparatus of reducing magnetic hysteresis in MRI systems
US5003276A (en) * 1989-08-11 1991-03-26 General Atomics Method of site shimming on permanent magnets
DE4024582C2 (de) * 1989-08-16 1996-08-14 Siemens Ag Hochfrequenz-Antenne eines Kernspintomographen
US5142232A (en) * 1989-10-09 1992-08-25 Sumitomo Special Metal Co., Ltd. Electron spin resonance system
US4994777A (en) * 1989-11-14 1991-02-19 The United States Of America As Represented By The Secretary Of The Army Enhanced magnetic field within enclosed cylindrical cavity
DE4038106C2 (de) * 1989-12-12 2002-04-18 Siemens Ag Oberflächenresonator für einen Kernspintomographen
DE4038107C2 (de) * 1989-12-12 2000-02-10 Siemens Ag Resonator für einen Kernspintomographen
JP2533758Y2 (ja) * 1989-12-13 1997-04-23 信越化学工業 株式会社 磁場発生装置
US5289152A (en) * 1990-09-19 1994-02-22 Tdk Corporation Permanent magnet magnetic circuit
DE59108295D1 (de) * 1990-09-20 1996-11-28 Siemens Ag Kernspintomograph
DE59108314D1 (de) * 1990-11-30 1996-12-05 Siemens Ag Homogenfeldmagnet mit mindestens einer mechanisch auszurichtenden Polplatte
US5342472A (en) * 1991-08-12 1994-08-30 Tokyo Electron Limited Plasma processing apparatus
JP2767659B2 (ja) * 1991-12-17 1998-06-18 信越化学工業株式会社 磁場発生装置
US5414399A (en) * 1991-12-19 1995-05-09 Applied Superconetics, Inc. Open access superconducting MRI magnet having an apparatus for reducing magnetic hysteresis in superconducting MRI systems
US5412363A (en) * 1991-12-20 1995-05-02 Applied Superconetics, Inc. Open access superconducting MRI magnet
JP3065781B2 (ja) * 1992-03-09 2000-07-17 ティーディーケイ株式会社 永久磁石磁気回路
US5754085A (en) * 1992-09-28 1998-05-19 Fonar Corporation Ferromagnetic yoke magnets for medical magnetic resonance studies
US6023165A (en) 1992-09-28 2000-02-08 Fonar Corporation Nuclear magnetic resonance apparatus and methods of use and facilities for incorporating the same
US6335623B1 (en) 1992-12-18 2002-01-01 Fonar Corporation MRI apparatus
US6201394B1 (en) 1992-12-18 2001-03-13 Fonar Corporation MRI apparatus
FR2702592B1 (fr) * 1993-03-09 1995-04-07 Commissariat Energie Atomique Structure d'aimant permanent à haute efficacité et à faibles fuites.
DE59406586D1 (de) * 1993-03-15 1998-09-10 Siemens Ag Homogenfeldmagnet mit über Korrekturluftspalte beabstandeten Polplatteneinrichtungen seiner Polschuhe
FI933834A (fi) * 1993-09-01 1995-03-02 Picker Nordstar Oy Magneettikuvauslaitteen napakenkä
US5418462A (en) * 1994-05-02 1995-05-23 Applied Superconetics, Inc. Method for determining shim placement on tubular magnet
DE69633683T2 (de) * 1995-08-28 2006-03-09 Shin-Etsu Chemical Co., Ltd. Magnetkreisanordnung mit einander gegenüberliegenden Permanentmagneten
EP0883143B1 (de) * 1996-10-30 2008-09-17 Hitachi Medical Corporation Supraleitende magnetfelderzeugende einrichtung
DE19702567A1 (de) * 1997-01-24 1998-03-12 Siemens Ag Gerät mit einem Permanentmagnet
US6002315A (en) * 1997-03-17 1999-12-14 General Atomics Inner cold-warm support structure for superconducting magnets
US6157278A (en) * 1997-07-23 2000-12-05 Odin Technologies Ltd. Hybrid magnetic apparatus for use in medical applications
US7127802B1 (en) 1997-11-21 2006-10-31 Fonar Corporation Method of fabricating a composite plate
US6437571B1 (en) 1997-11-21 2002-08-20 Fonar Corporation MRI apparatus
US6346816B1 (en) 1997-11-26 2002-02-12 Fonar Corporation Method and apparatus for magnetic resonance imaging
US7268553B1 (en) 1997-11-26 2007-09-11 Fonar Corporation Method and apparatus for magnetic resonance imaging
US5877665A (en) * 1997-12-17 1999-03-02 General Electric Company Thermally passive magnet mounting system for an MRI signa profile magnet in mobile trailer van
US6163154A (en) 1997-12-23 2000-12-19 Magnetic Diagnostics, Inc. Small scale NMR spectroscopic apparatus and method
JP2002502648A (ja) * 1998-02-09 2002-01-29 オーディン・メディカル・テクノロジーズ・リミテッド Ｍｒｉ又はｍｒｔプローブで使用するための開いた磁石及び開いた磁気装置を設計するための方法
US6323749B1 (en) 1998-07-29 2001-11-27 Fonar Corporation MRI with superconducting coil
JP2953659B1 (ja) * 1998-08-06 1999-09-27 住友特殊金属株式会社 Ｍｒｉ用磁界発生装置およびその組立方法並びにそれに用いる磁石ユニットの組立方法
JP2000139874A (ja) * 1998-09-02 2000-05-23 Sumitomo Special Metals Co Ltd Ｍｒｉ用磁界発生装置
US5942962A (en) * 1998-10-02 1999-08-24 Quadrant Technology Dipole magnetic structure for producing uniform magnetic field
US6348275B1 (en) 1998-11-06 2002-02-19 Honeywell International Inc. Bulk amorphous metal magnetic component
US6346337B1 (en) 1998-11-06 2002-02-12 Honeywell International Inc. Bulk amorphous metal magnetic component
US6331363B1 (en) 1998-11-06 2001-12-18 Honeywell International Inc. Bulk amorphous metal magnetic components
USD428151S (en) * 1998-11-25 2000-07-11 Fonar Corporation Magnetic resonance imaging apparatus
US6332932B1 (en) 1999-04-20 2001-12-25 Sumitomo Special Metals Co., Ltd. Punch, powder pressing apparatus and powder pressing method
CN100360084C (zh) * 1999-11-16 2008-01-09 株式会社新王磁材 磁场发生器
DE60026426T2 (de) * 1999-11-16 2006-11-16 Neomax Co., Ltd. Polstückeinheit für einen Magnet der bildgebenden magnetischen Resonanz
US6556012B2 (en) * 2000-01-21 2003-04-29 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
US6552639B2 (en) 2000-04-28 2003-04-22 Honeywell International Inc. Bulk stamped amorphous metal magnetic component
US7011718B2 (en) * 2001-04-25 2006-03-14 Metglas, Inc. Bulk stamped amorphous metal magnetic component
US6744342B2 (en) * 2000-07-27 2004-06-01 Decristofaro Nicholas J. High performance bulk metal magnetic component
US7463129B1 (en) 2000-11-22 2008-12-09 Fonar Corporation Magnet structure
US7248137B1 (en) 2000-11-22 2007-07-24 Fonar Corporation Magnet structure
US6822449B1 (en) 2000-11-22 2004-11-23 Fonar Corporation Ferromagnetic frame with laminated carbon steel
US7271689B1 (en) 2000-11-22 2007-09-18 Fonar Corporation Magnet structure
US6982620B1 (en) 2000-11-22 2006-01-03 Fonar Corporation Magnet structure
US6518867B2 (en) 2001-04-03 2003-02-11 General Electric Company Permanent magnet assembly and method of making thereof
US6662434B2 (en) 2001-04-03 2003-12-16 General Electric Company Method and apparatus for magnetizing a permanent magnet
US7701209B1 (en) 2001-10-05 2010-04-20 Fonar Corporation Coils for horizontal field magnetic resonance imaging
US7906966B1 (en) 2001-10-05 2011-03-15 Fonar Corporation Quadrature foot coil antenna for magnetic resonance imaging
US20050092395A1 (en) * 2002-02-15 2005-05-05 Masaaki Aoki Magnetic field generator and its manufacturing method
US7215231B1 (en) * 2002-08-16 2007-05-08 Fonar Corporation MRI system
US6873239B2 (en) 2002-11-01 2005-03-29 Metglas Inc. Bulk laminated amorphous metal inductive device
US6737951B1 (en) * 2002-11-01 2004-05-18 Metglas, Inc. Bulk amorphous metal inductive device
JP2004159984A (ja) * 2002-11-14 2004-06-10 Ge Medical Systems Global Technology Co Llc 静磁場形成装置および磁気共鳴撮像装置
US6835048B2 (en) * 2002-12-18 2004-12-28 Varian, Inc. Ion pump having secondary magnetic field
JP4419954B2 (ja) * 2003-02-10 2010-02-24 日立金属株式会社 磁界発生装置
US8064984B2 (en) 2003-03-18 2011-11-22 Esaote S.P.A. Magnetic resonance imaging apparatus
US6819108B2 (en) * 2003-03-21 2004-11-16 General Electric Company Method of magnetic field controlled shimming
US6859123B2 (en) * 2003-04-03 2005-02-22 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for positioning permanent magnetic blocks
GB0307728D0 (en) * 2003-04-03 2003-05-07 Tesla Engineering Ltd Coil structure for magnetic resonance imaging
US7235910B2 (en) * 2003-04-25 2007-06-26 Metglas, Inc. Selective etching process for cutting amorphous metal shapes and components made thereof
CN100504432C (zh) * 2003-05-23 2009-06-24 西门子（中国）有限公司 磁共振设备中的静磁场调节方法及其静磁场发生装置
CN100434928C (zh) * 2003-05-23 2008-11-19 西门子（中国）有限公司 一种可用于磁共振设备的磁场发生系统
US7148689B2 (en) * 2003-09-29 2006-12-12 General Electric Company Permanent magnet assembly with movable permanent body for main magnetic field adjustable
US7423431B2 (en) * 2003-09-29 2008-09-09 General Electric Company Multiple ring polefaceless permanent magnet and method of making
JP2005168692A (ja) * 2003-12-10 2005-06-30 Shin Etsu Chem Co Ltd 永久磁石対向型磁気回路およびその磁場を調整する方法
CN100434038C (zh) * 2004-03-05 2008-11-19 西门子（中国）有限公司 磁共振成像设备磁场的调节装置
CN100399479C (zh) * 2004-04-05 2008-07-02 北京大学 适于便携式核磁共振装置使用的永磁体
CN100350522C (zh) * 2004-05-18 2007-11-21 北京泰杰磁电研究所 一种磁共振成像磁体及构成方法
JP3992694B2 (ja) * 2004-05-24 2007-10-17 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
JP4743117B2 (ja) * 2004-07-01 2011-08-10 日立金属株式会社 磁界発生装置
US7796002B2 (en) * 2004-09-30 2010-09-14 Hitachi Metals, Ltd. Magnetic field generator for MRI
US8401615B1 (en) 2004-11-12 2013-03-19 Fonar Corporation Planar coil flexion fixture for magnetic resonance imaging and use thereof
KR100590574B1 (ko) * 2004-12-21 2006-06-19 삼성전자주식회사 전자기장 포커싱 장치 및 이를 채용한 전자빔 리소그라피시스템
CN100415162C (zh) * 2005-03-09 2008-09-03 Ge医疗系统环球技术有限公司 磁体系统和磁共振成像系统
JP4893626B2 (ja) * 2005-09-30 2012-03-07 日立金属株式会社 磁界制御方法および磁界発生装置
WO2007117335A2 (en) * 2006-01-04 2007-10-18 University Of Utah Research Foundation High field strength magnetic field generation system and associated methods
JP4878174B2 (ja) * 2006-02-24 2012-02-15 株式会社日立製作所 磁気共鳴イメージング装置
DE602006002264D1 (de) * 2006-06-01 2008-09-25 Varian Spa Magnetanordnung für eine Sputter-Ionenpumpe
US7898257B2 (en) * 2006-08-02 2011-03-01 Aspect Magnet Technologies, Ltd. Open yoke magnet assembly
US7759938B2 (en) * 2007-02-05 2010-07-20 Morpho Detection, Inc. Apparatus and method for varying magnetic field strength in magnetic resonance measurements
US9386939B1 (en) 2007-05-10 2016-07-12 Fonar Corporation Magnetic resonance imaging of the spine to detect scoliosis
US8390289B2 (en) * 2007-05-31 2013-03-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Magnet arrangement for generating an NMR-compatible homogeneous permanent magnetic field
US8647273B2 (en) * 2007-06-21 2014-02-11 RF Science & Technology, Inc. Non-invasive weight and performance management
US10264993B2 (en) * 2007-06-21 2019-04-23 Rf Science & Technology Inc. Sample scanning and analysis system and methods for using the same
US8259299B2 (en) 2007-06-21 2012-09-04 Rf Science & Technology Inc. Gas scanning and analysis
US8382668B2 (en) * 2007-06-21 2013-02-26 Rf Science & Technology Inc. Non-invasive determination of characteristics of a sample
US8647272B2 (en) * 2007-06-21 2014-02-11 Rf Science & Technology Inc Non-invasive scanning apparatuses
EP2179300B1 (de) 2007-07-26 2013-04-10 Emscan Limited Magnet-baugruppe
CN101388271A (zh) * 2007-09-14 2009-03-18 Ge医疗系统环球技术有限公司 磁体系统和mri设备
US8599215B1 (en) 2008-05-07 2013-12-03 Fonar Corporation Method, apparatus and system for joining image volume data
EP2316121A4 (de) 2008-06-24 2012-01-11 Alberta Health Services Magnetanordnung und verfahren zur bestimmung eines magnetfelds für ein bildgebungsvolumen
US8674797B2 (en) * 2009-02-27 2014-03-18 Hitachi Metals, Ltd. Magnetic field generator
WO2010122551A1 (en) * 2009-04-21 2010-10-28 Aspect Magnet Technologies Ltd. Permanent magnet arrangement with solid facing plate and scanning magnet head
EP2259082B1 (de) * 2009-05-29 2012-07-11 Esaote S.p.A. MRI-Gerät mit einem supraleitendem Permanentmagneten
US8264309B2 (en) 2009-09-02 2012-09-11 General Equipment And Manufacturing Company, Inc. Adjustable magnetic target
CN102110511B (zh) * 2010-12-27 2012-08-08 诸暨意创磁性技术有限公司 产生平行均匀磁场的磁盒
EP2515105B1 (de) * 2011-04-21 2019-01-02 General Electric Company Gassensor zum Messen einer paramagnetischen Gaskomponente
GB201114045D0 (en) * 2011-08-15 2011-09-28 Emscan Ltd Magnet
RU2014135402A (ru) 2012-01-30 2016-03-27 Мицубиси Электрик Корпорейшн Магнитная цепь
WO2014007122A1 (ja) * 2012-07-02 2014-01-09 日立金属株式会社 磁気回路
US9766310B1 (en) 2013-03-13 2017-09-19 Fonar Corporation Method and apparatus for magnetic resonance imaging of the cranio-cervical junction
EP3273924B1 (de) * 2015-03-23 2021-05-12 Advanced Imaging Research, Inc. Sicheres mr-bildgebungssystem für kleinkinder
RU2603348C2 (ru) * 2015-03-26 2016-11-27 Закрытое акционерное общество "Научно - техническое объединение ПРИБОРСЕРВИС" (ЗАО "НТО ПРИБОРСЕРВИС") Магниторазрядный насос
CN105280325A (zh) * 2015-11-19 2016-01-27 东南大学 一种用于核磁共振检测的多级无源匀场永磁磁体
DE102016203588A1 (de) * 2016-03-04 2017-09-07 Bruker Biospin Gmbh Streufeldarme Permanentmagnetanordnung für MR-Apparaturen
US9978493B2 (en) * 2016-04-18 2018-05-22 International Business Machines Corporation Parallel dipole line trap with variable gap and tunable trap potential
US11204405B1 (en) 2019-07-22 2021-12-21 Andrew F. McDowell Dynamic stabilization of magnetic fields
CN111627642B (zh) * 2020-05-27 2021-04-20 中国科学院电工研究所 一种具有多磁极结构的磁共振成像磁体
DE102020122176A1 (de) 2020-08-25 2022-03-03 Carl Zeiss Ag Magnetfeldvorrichtung und Mikroskop

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777099A (en) * 1955-08-26 1957-01-08 Martyn H Foss Pole structure of magnets
AT307076B (de) * 1969-03-10 1973-05-10 Boehler & Co Ag Geb Luftspaltmagnetsystem
US3781736A (en) * 1972-10-26 1973-12-25 Gen Electric Shield for permanent magnet structure
JPS51127785A (en) * 1975-04-30 1976-11-08 Hokkaido Daigaku Measuring method of information around the surface of the substances t o be measured applying the nucleus magnet resonance phenomenon
DE2607197C3 (de) * 1976-02-23 1979-09-20 Heinrich Dr.-Ing. 4714 Selm Spodig Unabgeschirmtes dauermagnetisches Doppeljochsystem
US4093912A (en) * 1976-09-20 1978-06-06 International Business Machines Corporation NMR magnet assembly with pole face parallelism adjustment
US4318043A (en) * 1978-07-20 1982-03-02 The Regents Of The University Of California Method and apparatus for rapid NMR imaging of nuclear densities within an object
US4445102A (en) * 1981-11-19 1984-04-24 The United States Of America As Represented By The United States Department Of Energy Magnet pole tips
CA1198162A (en) * 1982-09-23 1985-12-17 Robert D. Hay Nmr imaging apparatus
JPS5961763A (ja) * 1982-09-30 1984-04-09 Shimadzu Corp 均一磁界発生装置
JPS6176384A (ja) * 1984-09-22 1986-04-18 Shimadzu Corp コンピユ−タ端末用シリアルプリンタ

Also Published As

Publication number Publication date
EP0161782B1 (de) 1988-11-09
US4672346A (en) 1987-06-09
EP0161782A1 (de) 1985-11-21

Similar Documents

Publication Publication Date Title
DE3566185D1 (en) Magnetic field generating device for nmr-ct
EP0228154A3 (en) Magnetic field generating device for nmr-ct
EP0262880A3 (en) Magnetic field generating device for nmr-ct
GB2155642B (en) Apparatus for generating highly homogeneous magnetic field
DE3663412D1 (en) Magnetic field-generating device
EP0276123A3 (en) Magnetic field generating assembly
EP0099979A3 (en) Magnetic field sensor
GB2181897B (en) Magnetic holding device
HK101993A (en) Magnetic structure for car-mountable apparatus
EP0215244A3 (en) Inductive magnetic field generator
EP0167059A3 (en) Nuclear-spin magnetic resonance apparatus
GB8408753D0 (en) Magnetic field generator
GB8512090D0 (en) Magnetic exploration device
HUT39283A (en) Magnetic tape device
EP0165057A3 (en) Magnetic resonance apparatus
EP0290281A3 (en) Apparatus for giving auxiliary magnetic field
GB8514150D0 (en) Magnetic field generating & detecting arrangements
DE3466109D1 (en) Magnetic head device
GB2160362B (en) Electromagnetic device
EP0278756A3 (en) Magnetic field generators
GB2209892B (en) Magnetic structure for car-mountable apparatus
DE3362278D1 (en) Magnetic field sensor
DE3369207D1 (en) Magnetic device
EP0154112A3 (en) Magnetic stirring device
GB8428497D0 (en) Magnetic head device

Legal Events

Date Code Title Description
8364 No opposition during term of opposition