CN1878458B - 磁场屏蔽装置及磁场计测装置 - Google Patents

磁场屏蔽装置及磁场计测装置 Download PDF

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Publication number
CN1878458B
CN1878458B CN2006100916704A CN200610091670A CN1878458B CN 1878458 B CN1878458 B CN 1878458B CN 2006100916704 A CN2006100916704 A CN 2006100916704A CN 200610091670 A CN200610091670 A CN 200610091670A CN 1878458 B CN1878458 B CN 1878458B
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magnetic field
field shielding
magnetic
aforementioned
cylindrical
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Chinese (zh)
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CN1878458A (zh
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关悠介
大沼满
神鸟明彦
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Hitachi Ltd
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Hitachi Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/025—Compensating stray fields
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Molecular Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
CN2006100916704A 2005-06-10 2006-06-09 磁场屏蔽装置及磁场计测装置 Expired - Fee Related CN1878458B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005170298 2005-06-10
JP2005-170298 2005-06-10
JP2005170298A JP4832005B2 (ja) 2005-06-10 2005-06-10 磁場遮蔽装置及び磁場計測装置

Publications (2)

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CN1878458A CN1878458A (zh) 2006-12-13
CN1878458B true CN1878458B (zh) 2012-12-05

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CN2006100916704A Expired - Fee Related CN1878458B (zh) 2005-06-10 2006-06-09 磁场屏蔽装置及磁场计测装置

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US (1) US7528602B2 (enExample)
EP (1) EP1731091B1 (enExample)
JP (1) JP4832005B2 (enExample)
CN (1) CN1878458B (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5076161B2 (ja) * 2006-12-28 2012-11-21 国立大学法人九州大学 分離型磁気シールド装置
JP5182750B2 (ja) * 2008-03-28 2013-04-17 学校法人金沢工業大学 小動物用生体磁気計測用シールドボックスおよび小動物用生体磁気計測装置
JP5253926B2 (ja) * 2008-08-22 2013-07-31 住友重機械工業株式会社 脳磁計
JP5531500B2 (ja) * 2009-08-21 2014-06-25 富士通株式会社 無線電力伝送システムにおける電磁波遮蔽装置および無線電力送電装置
JP5505694B2 (ja) * 2009-12-28 2014-05-28 国立大学法人九州大学 分離型磁気シールド装置
JP6117352B2 (ja) 2013-05-30 2017-04-19 株式会社日立ハイテクノロジーズ 荷電粒子線装置
JP2015143669A (ja) 2014-01-31 2015-08-06 セイコーエプソン株式会社 磁場計測装置
CN112971985B (zh) 2014-07-03 2024-09-03 圣犹达医疗用品国际控股有限公司 局部磁场发生器
DE102015110944A1 (de) * 2015-07-07 2017-01-12 W.L. Gore & Associates Gmbh Ringdichtung
CN105392349A (zh) * 2015-11-05 2016-03-09 上海电器科学研究所（集团）有限公司 一种能够改进驻波特性的电波暗室屏蔽门
JP6505653B2 (ja) * 2016-10-14 2019-04-24 横河電機株式会社 励磁コア、センサヘッド及び電流センサ
CN107688158B (zh) * 2017-06-27 2020-01-10 中国科学院电工研究所 一种超导微弱磁场补偿设备
CN108547557B (zh) * 2018-06-21 2023-11-10 深圳市金石医疗科技有限公司 柔性射频屏蔽门及磁共振设备
CN109597010A (zh) * 2018-12-04 2019-04-09 北京昆迈生物医学研究院有限公司 一种基于主动补偿的高性能磁屏蔽装置与方法
CN109589108A (zh) * 2018-12-05 2019-04-09 北京昆迈生物医学研究院有限公司 一种基于原子磁强计的心磁图系统及方法
JP2021148406A (ja) * 2020-03-23 2021-09-27 株式会社リコー 極低温冷凍機および生体磁気計測装置
JP2021148407A (ja) * 2020-03-23 2021-09-27 株式会社リコー 極低温冷凍機および生体磁気計測装置
CN113795134A (zh) * 2021-09-30 2021-12-14 北京零磁科技有限公司 一种立式异形磁屏蔽筒
CN113901694B (zh) * 2021-10-25 2022-05-17 北京昆迈医疗科技有限公司 磁屏蔽筒的设计方法及其装置、医学图像采集系统
CN114582081B (zh) * 2022-05-05 2022-07-29 深圳凯升联合科技有限公司 一种安防系统用快装式防护警报装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761516A (en) * 1984-07-27 1988-08-02 Alcatel N.V. Electromagnetic interference shielding device
US4786758A (en) * 1986-11-14 1988-11-22 The Curran Company Door shield for shielded enclosure
CN1140010A (zh) * 1994-11-29 1997-01-08 柯伦公司 用于屏蔽室的门组件
US6528994B2 (en) * 2000-10-30 2003-03-04 Hitachi, Ltd. Magnetic field measurement apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857668A (en) 1988-04-15 1989-08-15 Schlegel Corporation Multi-function gasket
JP2000254108A (ja) * 1999-03-05 2000-09-19 Sumitomo Electric Ind Ltd 磁気シールド及び該磁気シールドの製造方法
JP4110950B2 (ja) * 2002-11-29 2008-07-02 株式会社日立製作所 磁気シールド装置及び生体磁場計測装置
JP4521239B2 (ja) * 2004-09-10 2010-08-11 株式会社日立ハイテクノロジーズ 磁場遮蔽装置及び生体磁場計測装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761516A (en) * 1984-07-27 1988-08-02 Alcatel N.V. Electromagnetic interference shielding device
US4786758A (en) * 1986-11-14 1988-11-22 The Curran Company Door shield for shielded enclosure
CN1140010A (zh) * 1994-11-29 1997-01-08 柯伦公司 用于屏蔽室的门组件
US6528994B2 (en) * 2000-10-30 2003-03-04 Hitachi, Ltd. Magnetic field measurement apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CN 1140010 A,说明书第4页第6-31行、说明书附图5.

Also Published As

Publication number Publication date
JP4832005B2 (ja) 2011-12-07
JP2006340936A (ja) 2006-12-21
EP1731091A1 (en) 2006-12-13
CN1878458A (zh) 2006-12-13
EP1731091B1 (en) 2013-07-17
US20070040554A1 (en) 2007-02-22
US7528602B2 (en) 2009-05-05

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