ATE533064T1 - Permanentmagnet für die magnetresonanzbildgebung - Google Patents

Permanentmagnet für die magnetresonanzbildgebung

Info

Publication number
ATE533064T1
ATE533064T1 AT06742078T AT06742078T ATE533064T1 AT E533064 T1 ATE533064 T1 AT E533064T1 AT 06742078 T AT06742078 T AT 06742078T AT 06742078 T AT06742078 T AT 06742078T AT E533064 T1 ATE533064 T1 AT E533064T1
Authority
AT
Austria
Prior art keywords
magnetic
permanent magnet
magnetic core
magnetization
magnetic resonance
Prior art date
Application number
AT06742078T
Other languages
English (en)
Inventor
Pingchou Xia
Original Assignee
Beijing Taijie Yanyuan Medical Engineering Technical 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 CNB2006100572913A external-priority patent/CN100485829C/zh
Application filed by Beijing Taijie Yanyuan Medical Engineering Technical Co Ltd filed Critical Beijing Taijie Yanyuan Medical Engineering Technical Co Ltd
Application granted granted Critical
Publication of ATE533064T1 publication Critical patent/ATE533064T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/021—Construction of PM
    • 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
    • G01R33/3802—Manufacture or installation of magnet assemblies; Additional hardware for transportation or installation of the magnet assembly or for providing mechanical support to components of the magnet assembly
    • 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
    • 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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
AT06742078T 2005-06-10 2006-06-02 Permanentmagnet für die magnetresonanzbildgebung ATE533064T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200510075185 2005-06-10
CN200510077392 2005-06-23
CNB2006100572913A CN100485829C (zh) 2005-06-10 2006-03-09 永磁磁体和包括该磁体的mri用磁体装置及其制造方法
PCT/CN2006/001191 WO2006131060A1 (en) 2005-06-10 2006-06-02 Permanent magnet, magnetic device for use in mri including the same and manufanufacturing processes thereof

Publications (1)

Publication Number Publication Date
ATE533064T1 true ATE533064T1 (de) 2011-11-15

Family

ID=37498124

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06742078T ATE533064T1 (de) 2005-06-10 2006-06-02 Permanentmagnet für die magnetresonanzbildgebung

Country Status (5)

Country Link
US (1) US7365623B2 (de)
EP (1) EP1889087B1 (de)
JP (1) JP4773515B2 (de)
AT (1) ATE533064T1 (de)
WO (1) WO2006131060A1 (de)

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US9961757B2 (en) * 2016-05-13 2018-05-01 Ion Beam Applications S.A. Peripheral hill sector design for cyclotron
US11009282B2 (en) 2017-03-28 2021-05-18 Haier Us Appliance Solutions, Inc. Refrigerator appliance with a caloric heat pump
US10847294B2 (en) * 2017-07-10 2020-11-24 Aspect Imaging Ltd. System for generating a magnetic field
CN107464653A (zh) * 2017-07-21 2017-12-12 中国石油天然气股份有限公司 一种具备磁场开关功能的低场核磁共振探头磁体结构
EP3489972B1 (de) * 2017-11-27 2020-04-15 Premo, S.A. Induktorvorrichtung mit leichtgewichtiger konfiguration
US11022348B2 (en) * 2017-12-12 2021-06-01 Haier Us Appliance Solutions, Inc. Caloric heat pump for an appliance
US11054176B2 (en) 2018-05-10 2021-07-06 Haier Us Appliance Solutions, Inc. Magneto-caloric thermal diode assembly with a modular magnet system
US11015842B2 (en) 2018-05-10 2021-05-25 Haier Us Appliance Solutions, Inc. Magneto-caloric thermal diode assembly with radial polarity alignment
US10989449B2 (en) 2018-05-10 2021-04-27 Haier Us Appliance Solutions, Inc. Magneto-caloric thermal diode assembly with radial supports
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CA3121601A1 (en) 2018-11-29 2020-06-04 Epsitau Ltd. Lightweight asymmetric magnet arrays with mixed-phase magnet rings
JP7369470B2 (ja) * 2018-11-29 2023-10-26 エプシタウ リミテッド 混合相磁石リングを備える軽量の非対称磁石アレイ
WO2020109894A1 (en) 2018-11-29 2020-06-04 Epsitau Ltd. Lightweight asymmetric magnet arrays
US11149994B2 (en) 2019-01-08 2021-10-19 Haier Us Appliance Solutions, Inc. Uneven flow valve for a caloric regenerator
US11193697B2 (en) 2019-01-08 2021-12-07 Haier Us Appliance Solutions, Inc. Fan speed control method for caloric heat pump systems
US11274860B2 (en) 2019-01-08 2022-03-15 Haier Us Appliance Solutions, Inc. Mechano-caloric stage with inner and outer sleeves
US11168926B2 (en) 2019-01-08 2021-11-09 Haier Us Appliance Solutions, Inc. Leveraged mechano-caloric heat pump
CN109870665B (zh) * 2019-01-31 2024-11-29 佛山瑞加图医疗科技有限公司 永磁磁场发生装置、组装方法及磁共振成像设备
US11112146B2 (en) 2019-02-12 2021-09-07 Haier Us Appliance Solutions, Inc. Heat pump and cascaded caloric regenerator assembly
US11015843B2 (en) 2019-05-29 2021-05-25 Haier Us Appliance Solutions, Inc. Caloric heat pump hydraulic system
CN111383816B (zh) * 2020-01-08 2021-09-17 横店集团东磁股份有限公司 一种减少磁瓦掉角的充磁夹具
CN111580031B (zh) * 2020-04-29 2025-04-22 杭州智见控股集团有限公司 一种大范围高均匀度磁场的永磁系统

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Also Published As

Publication number Publication date
EP1889087B1 (de) 2011-11-09
WO2006131060A1 (en) 2006-12-14
JP2008545492A (ja) 2008-12-18
US7365623B2 (en) 2008-04-29
EP1889087A1 (de) 2008-02-20
JP4773515B2 (ja) 2011-09-14
US20060279391A1 (en) 2006-12-14
EP1889087A4 (de) 2010-06-30

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