CN1716466B - 用于对mri装置的磁体组件上的块进行磁化的系统和方法 - Google Patents

用于对mri装置的磁体组件上的块进行磁化的系统和方法 Download PDF

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Publication number
CN1716466B
CN1716466B CN200510082266.6A CN200510082266A CN1716466B CN 1716466 B CN1716466 B CN 1716466B CN 200510082266 A CN200510082266 A CN 200510082266A CN 1716466 B CN1716466 B CN 1716466B
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CN
China
Prior art keywords
solenoid
magnetic field
bracketed
unmagnetized
pole plate
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Expired - Fee Related
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CN200510082266.6A
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English (en)
Chinese (zh)
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CN1716466A (zh
Inventor
W·沈
B·-X·徐
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General Electric Co
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General Electric Co
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Publication of CN1716466A publication Critical patent/CN1716466A/zh
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN200510082266.6A 2004-06-30 2005-06-30 用于对mri装置的磁体组件上的块进行磁化的系统和方法 Expired - Fee Related CN1716466B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/710,289 US6958672B1 (en) 2004-06-30 2004-06-30 System and method for magnetizing blocks on a magnet assembly of an MRI device
US10/710289 2004-06-30

Publications (2)

Publication Number Publication Date
CN1716466A CN1716466A (zh) 2006-01-04
CN1716466B true CN1716466B (zh) 2011-08-03

Family

ID=35115295

Family Applications (1)

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CN200510082266.6A Expired - Fee Related CN1716466B (zh) 2004-06-30 2005-06-30 用于对mri装置的磁体组件上的块进行磁化的系统和方法

Country Status (4)

Country Link
US (1) US6958672B1 (https=)
JP (1) JP4732812B2 (https=)
CN (1) CN1716466B (https=)
IT (1) ITMI20051111A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12089910B2 (en) * 2020-05-28 2024-09-17 The Chinese University Of Hong Kong Mobile-electromagnetic coil-based magnetic actuation systems

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723116A (en) * 1986-05-13 1988-02-02 Bruker Analytische Messtechnik Gmbh Electromagnet system for nuclear spin tomography
CN1296183A (zh) * 1999-11-16 2001-05-23 住友特殊金属株式会社 磁极片单元、其组装方法及磁场发生器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6076110A (ja) * 1983-10-03 1985-04-30 Sumitomo Special Metals Co Ltd 磁気回路の組立着磁方法
JPS62120311A (ja) * 1985-11-19 1987-06-01 Takeo Kinji 養毛化粧品
JPH07220924A (ja) * 1994-01-27 1995-08-18 Seiko Epson Corp 大型磁石の着磁方法
US6664878B1 (en) * 2002-07-26 2003-12-16 Ge Medical Systems Global Technology Company, Llc Method for assembling magnetic members for magnetic resonance imaging magnetic field generator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723116A (en) * 1986-05-13 1988-02-02 Bruker Analytische Messtechnik Gmbh Electromagnet system for nuclear spin tomography
CN1296183A (zh) * 1999-11-16 2001-05-23 住友特殊金属株式会社 磁极片单元、其组装方法及磁场发生器

Also Published As

Publication number Publication date
CN1716466A (zh) 2006-01-04
JP4732812B2 (ja) 2011-07-27
ITMI20051111A1 (it) 2006-01-01
JP2006015140A (ja) 2006-01-19
US6958672B1 (en) 2005-10-25

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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110803

Termination date: 20180630