CN86104000A - 小型全身抗磁共振成像磁铁 - Google Patents

小型全身抗磁共振成像磁铁 Download PDF

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Publication number
CN86104000A
CN86104000A CN198686104000A CN86104000A CN86104000A CN 86104000 A CN86104000 A CN 86104000A CN 198686104000 A CN198686104000 A CN 198686104000A CN 86104000 A CN86104000 A CN 86104000A CN 86104000 A CN86104000 A CN 86104000A
Authority
CN
China
Prior art keywords
coil
cylindrical
main
radio frequency
packing ring
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.)
Withdrawn
Application number
CN198686104000A
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English (en)
Chinese (zh)
Inventor
伊万杰洛斯·特里方·拉斯卡里斯
马达布希·文卡塔克里什纳马·查尔
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CN86104000A publication Critical patent/CN86104000A/zh
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • 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
    • G01R33/3804—Additional hardware for cooling or heating of the magnet assembly, for housing a cooled or heated part of the magnet assembly or for temperature control 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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34069—Saddle coils

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN198686104000A 1985-09-23 1986-06-10 小型全身抗磁共振成像磁铁 Withdrawn CN86104000A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US779,366 1985-09-23
US06/779,366 US4660013A (en) 1985-09-23 1985-09-23 Compact whole body resistive magnetic resonance imaging magnet

Publications (1)

Publication Number Publication Date
CN86104000A true CN86104000A (zh) 1987-04-01

Family

ID=25116212

Family Applications (1)

Application Number Title Priority Date Filing Date
CN198686104000A Withdrawn CN86104000A (zh) 1985-09-23 1986-06-10 小型全身抗磁共振成像磁铁

Country Status (4)

Country Link
US (1) US4660013A (enExample)
JP (1) JPS62117309A (enExample)
KR (1) KR910006877B1 (enExample)
CN (1) CN86104000A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102334041A (zh) * 2009-02-25 2012-01-25 西门子公司 用于高性能磁共振成像和光谱术的远程身体阵列
CN107275035A (zh) * 2017-07-25 2017-10-20 无锡希恩电气有限公司 一种磁控管用电磁铁
CN108279394A (zh) * 2018-02-12 2018-07-13 上海东软医疗科技有限公司 一种mri水模的支撑定位装置
CN110613893A (zh) * 2019-10-31 2019-12-27 南京工业职业技术学院 一种新型励磁线圈

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62165307A (ja) * 1986-01-16 1987-07-21 Fuji Electric Co Ltd 液冷式均一磁場コイル
DE3613682A1 (de) * 1986-04-23 1987-10-29 Bruker Analytische Messtechnik Verfahren und vorrichtung zum kuehlen eines resistiven magnetsystems fuer kernspintomographen
JPS6350003A (ja) * 1986-08-20 1988-03-02 Toshiba Corp 磁気共鳴イメ−ジング装置用磁石装置
USD306577S (en) 1987-03-27 1990-03-13 Kabushiki Kaisha Toshiba Superconducting magnet for magnetic resonance imaging apparatuses
US4771256A (en) * 1987-04-02 1988-09-13 General Electric Company Integral shield for mr magnet
US4837541A (en) * 1987-04-02 1989-06-06 General Electric Company Shield suspension system for a magnetic resonance cryostat
JPS63307711A (ja) * 1987-06-10 1988-12-15 Toshiba Corp 磁石装置
US4743880A (en) * 1987-09-28 1988-05-10 Ga Technologies Inc. MRI magnet system having shield and method of manufacture
GB8920345D0 (en) * 1989-09-08 1989-10-25 Oxford Advanced Tech Magnetic field generating system
JPH0394203U (enExample) * 1990-01-10 1991-09-26
EP0893700A1 (en) * 1997-07-25 1999-01-27 Atlas Investments Ltd. Solenoidal resistive magnet for nuclear magnetic resonance imaging
GB2341449B (en) * 1998-09-11 2003-03-26 Oxford Magnet Tech Stabilisation of a magnetic field of a magnetic reasonance imaging apparatus
JP4743117B2 (ja) * 2004-07-01 2011-08-10 日立金属株式会社 磁界発生装置
JP2006043077A (ja) * 2004-08-04 2006-02-16 Hitachi Medical Corp 磁気共鳴イメージング装置
GB2437114B (en) * 2006-04-13 2008-12-17 Siemens Magnet Technology Ltd Method Of Manufacturing A Solenoidal Magnet
GB2471882B (en) * 2009-07-16 2011-09-28 Siemens Magnet Technology Ltd Method of manufacturing a solenoidal magnet, and a solenoidal magnet structure
DE102013215918B4 (de) * 2013-08-12 2017-07-27 Siemens Healthcare Gmbh Thermostabilisierung einer Antennenanordnung für Magnetresonanztomographie
JP6247630B2 (ja) * 2014-12-11 2017-12-13 Ckd株式会社 コイルの冷却構造
GB2569184B (en) 2017-12-11 2020-02-26 Siemens Healthcare Ltd An assembly comprising a cylindrical structure supported by a support structure
CN108447647B (zh) * 2018-04-16 2023-07-11 浙江工业大学 一种基于电励磁的湿式四磁柱式电磁铁

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60229311A (ja) * 1984-04-26 1985-11-14 Yokogawa Hokushin Electric Corp 磁場発生用コイル
US4506247A (en) * 1984-05-23 1985-03-19 General Electric Company Axisymmetric correction coil system for NMR magnets
US4574261A (en) * 1985-08-23 1986-03-04 Varian Associates, Inc. Bakeable electromagnets

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102334041A (zh) * 2009-02-25 2012-01-25 西门子公司 用于高性能磁共振成像和光谱术的远程身体阵列
CN102334041B (zh) * 2009-02-25 2015-11-25 西门子公司 用于高性能磁共振成像和光谱术的远程身体阵列
CN107275035A (zh) * 2017-07-25 2017-10-20 无锡希恩电气有限公司 一种磁控管用电磁铁
CN108279394A (zh) * 2018-02-12 2018-07-13 上海东软医疗科技有限公司 一种mri水模的支撑定位装置
CN108279394B (zh) * 2018-02-12 2021-01-19 上海东软医疗科技有限公司 一种mri水模的支撑定位装置
CN110613893A (zh) * 2019-10-31 2019-12-27 南京工业职业技术学院 一种新型励磁线圈

Also Published As

Publication number Publication date
JPH0317366B2 (enExample) 1991-03-07
JPS62117309A (ja) 1987-05-28
KR870003522A (ko) 1987-04-18
US4660013A (en) 1987-04-21
KR910006877B1 (ko) 1991-09-09

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