JP2019005492A - 脳磁計 - Google Patents
脳磁計 Download PDFInfo
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- JP2019005492A JP2019005492A JP2017126659A JP2017126659A JP2019005492A JP 2019005492 A JP2019005492 A JP 2019005492A JP 2017126659 A JP2017126659 A JP 2017126659A JP 2017126659 A JP2017126659 A JP 2017126659A JP 2019005492 A JP2019005492 A JP 2019005492A
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- unit
- heat exchanger
- magnetoencephalograph
- helium
- cryogen
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
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Claims (4)
- 被験者の脳の活動に伴って発生する磁場を測定するセンサー部と、
前記センサー部を冷却する液体の寒剤が収容される容器部と、
前記容器部内に設けられた熱交換器と、
前記熱交換器を冷却する冷却部と、
前記センサー部と冷却部とを制御する制御部と、を備え、
前記制御部は、
前記センサー部による磁場測定中に、前記容器部内の気化した前記寒剤を前記熱交換器で冷却して凝縮させるように、前記センサー部及び前記冷却部を動作させる、脳磁計。 - 前記熱交換器の下方に設けられ、前記熱交換器によって凝縮した寒剤の液滴が前記容器部内の前記寒剤の液面に直接滴下することを抑制する滴下抑制部を更に備える、請求項1に記載の脳磁計。
- 前記滴下抑制部の下端は、前記寒剤の液面下に位置する、請求項2に記載の脳磁計。
- 前記滴下抑制部は、液体の前記寒剤を浸潤させる材料からなる、請求項2又は3に記載の脳磁計。
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JP2017126659A JP6973910B2 (ja) | 2017-06-28 | 2017-06-28 | 脳磁計 |
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JP2017126659A JP6973910B2 (ja) | 2017-06-28 | 2017-06-28 | 脳磁計 |
Publications (2)
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JP2019005492A true JP2019005492A (ja) | 2019-01-17 |
JP6973910B2 JP6973910B2 (ja) | 2021-12-01 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06109821A (ja) * | 1992-09-30 | 1994-04-22 | Toyo Sanso Kk | Squid磁束計の測定プローブ冷却装置 |
JP2001042016A (ja) * | 1999-08-03 | 2001-02-16 | Hitachi Ltd | 磁場計測装置 |
US20080108504A1 (en) * | 2004-12-20 | 2008-05-08 | National Institute Of Information And Communications Technology | Measuring structure for magneto encephalographic equipment with a superconducting magnetic-shield |
JP2008151387A (ja) * | 2006-12-15 | 2008-07-03 | Sumitomo Heavy Ind Ltd | 冷媒再凝縮装置 |
JP2010046344A (ja) * | 2008-08-22 | 2010-03-04 | Sumitomo Heavy Ind Ltd | 生体磁場計測装置 |
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2017
- 2017-06-28 JP JP2017126659A patent/JP6973910B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06109821A (ja) * | 1992-09-30 | 1994-04-22 | Toyo Sanso Kk | Squid磁束計の測定プローブ冷却装置 |
JP2001042016A (ja) * | 1999-08-03 | 2001-02-16 | Hitachi Ltd | 磁場計測装置 |
US20080108504A1 (en) * | 2004-12-20 | 2008-05-08 | National Institute Of Information And Communications Technology | Measuring structure for magneto encephalographic equipment with a superconducting magnetic-shield |
JP2008151387A (ja) * | 2006-12-15 | 2008-07-03 | Sumitomo Heavy Ind Ltd | 冷媒再凝縮装置 |
JP2010046344A (ja) * | 2008-08-22 | 2010-03-04 | Sumitomo Heavy Ind Ltd | 生体磁場計測装置 |
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