RU2572646C2 - Радиочастотный экран для формирования магнитно-резонансных изображений, включающий в себя проводящее покрытие в качестве экранирующего материала - Google Patents
Радиочастотный экран для формирования магнитно-резонансных изображений, включающий в себя проводящее покрытие в качестве экранирующего материала Download PDFInfo
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- RU2572646C2 RU2572646C2 RU2013112893/28A RU2013112893A RU2572646C2 RU 2572646 C2 RU2572646 C2 RU 2572646C2 RU 2013112893/28 A RU2013112893/28 A RU 2013112893/28A RU 2013112893 A RU2013112893 A RU 2013112893A RU 2572646 C2 RU2572646 C2 RU 2572646C2
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- radio
- gradient
- conductive coating
- screen
- frequency
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- 238000002595 magnetic resonance imaging Methods 0.000 title abstract description 8
- 238000001816 cooling Methods 0.000 claims description 24
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- 239000002184 metal Substances 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
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- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
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Images
Classifications
-
- 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
- G01R33/42—Screening
- G01R33/422—Screening of the radio frequency field
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
-
- 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
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
- G01R33/56518—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to eddy currents, e.g. caused by switching of the gradient magnetic field
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10173946 | 2010-08-25 | ||
| EP10173946.4 | 2010-08-25 | ||
| PCT/IB2011/053658 WO2012025860A1 (en) | 2010-08-25 | 2011-08-19 | Rf shield for mri comprising conductive coating as shielding material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2013112893A RU2013112893A (ru) | 2014-09-27 |
| RU2572646C2 true RU2572646C2 (ru) | 2016-01-20 |
Family
ID=44645159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013112893/28A RU2572646C2 (ru) | 2010-08-25 | 2011-08-19 | Радиочастотный экран для формирования магнитно-резонансных изображений, включающий в себя проводящее покрытие в качестве экранирующего материала |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9417301B2 (https=) |
| EP (1) | EP2609443A1 (https=) |
| JP (1) | JP5961612B2 (https=) |
| CN (1) | CN103069295B (https=) |
| RU (1) | RU2572646C2 (https=) |
| WO (1) | WO2012025860A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2572646C2 (ru) * | 2010-08-25 | 2016-01-20 | Конинклейке Филипс Электроникс Н.В. | Радиочастотный экран для формирования магнитно-резонансных изображений, включающий в себя проводящее покрытие в качестве экранирующего материала |
| US9116215B2 (en) * | 2013-01-09 | 2015-08-25 | General Electric Company | Composite RF shield and method of making same |
| US9817093B2 (en) | 2014-09-05 | 2017-11-14 | Hyperfine Research, Inc. | Low field magnetic resonance imaging methods and apparatus |
| DE202016104835U1 (de) * | 2016-09-01 | 2017-12-06 | Anita Silvia Zwerger-Schuster | Vorrichtung zur Durchführung von EMV-Test-Messungen |
| DE102016224357A1 (de) * | 2016-12-07 | 2018-04-19 | Siemens Healthcare Gmbh | Bildgebendes Medizingerät mit HF-Schirm |
| CN108241134A (zh) * | 2018-03-21 | 2018-07-03 | 南京磁晨医疗技术有限公司 | 一种使用复合材料冷却水管的梯度线圈 |
| WO2020155137A1 (en) | 2019-02-02 | 2020-08-06 | Shanghai United Imaging Healthcare Co., Ltd. | Radiation therapy system and method |
| EP4429022A4 (en) * | 2022-01-13 | 2025-03-19 | Samsung Electronics Co., Ltd. | ELECTRONIC DEVICE COMPRISING AN ANTENNA |
| DE102023209136A1 (de) * | 2023-09-20 | 2025-03-20 | Siemens Healthineers Ag | Rekonfigurierbare Lokalspule, Vorrichtung zum Rekonfigurieren und Verfahren zum Betrieb |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63122442A (ja) * | 1986-11-12 | 1988-05-26 | 株式会社東芝 | 磁気共鳴イメ−ジング装置 |
| JPS63246437A (ja) | 1987-04-01 | 1988-10-13 | Mazda Motor Corp | エンジンの空燃比制御装置 |
| JPH0295347A (ja) | 1988-09-30 | 1990-04-06 | Toshiba Corp | 磁気共鳴映像装置 |
| JP2823278B2 (ja) | 1989-11-28 | 1998-11-11 | 株式会社東芝 | 磁気共鳴イメージング装置 |
| JP3092106B2 (ja) | 1990-03-05 | 2000-09-25 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| US5243286A (en) * | 1990-06-06 | 1993-09-07 | Advanced Nmr Systems, Inc. | Split shield for magnetic resonance imaging |
| US5304932A (en) | 1990-11-05 | 1994-04-19 | The Regents Of The University Of California | Apparatus and method for shielding MRI RF antennae from the effect of surrounding objects |
| JPH05237071A (ja) | 1991-05-13 | 1993-09-17 | Yokogawa Medical Syst Ltd | Ｎｍｒイメージング装置用勾配コイルの製造方法 |
| US5349297A (en) | 1992-03-27 | 1994-09-20 | Picker International Inc. | Combined self shielded gradient coil and shimset |
| AU4374993A (en) * | 1992-07-10 | 1994-01-31 | Doty Scientific, Inc. | Solenoidal, octopolar, transverse gradient coils |
| DE4232884C2 (de) | 1992-09-30 | 1997-10-16 | Siemens Ag | Antennenanordnung für ein Kernspinresonanzgerät |
| US5886596A (en) * | 1993-08-06 | 1999-03-23 | Uab Research Foundation | Radio frequency volume coils for imaging and spectroscopy |
| FI103632B1 (fi) * | 1994-06-16 | 1999-07-30 | Nokia Mobile Phones Ltd | Rf-suoja |
| US5539314A (en) * | 1994-12-01 | 1996-07-23 | The Regents Of The University Of California | RF shield for four-post vertical field magnet used for MRI |
| JPH08322815A (ja) * | 1995-05-31 | 1996-12-10 | Shimadzu Corp | Ｍｒｉ装置 |
| US5760584A (en) * | 1996-08-16 | 1998-06-02 | General Electric Company | Shield for MR system RF coil provided with multiple capacitive channels for RF current flow |
| US6011394A (en) * | 1997-08-07 | 2000-01-04 | Picker International, Inc. | Self-shielded gradient coil assembly and method of manufacturing the same |
| JPH1176192A (ja) | 1997-09-10 | 1999-03-23 | Ge Yokogawa Medical Syst Ltd | Ｒｆシールド板および磁気共鳴撮像装置 |
| US6954068B1 (en) | 2000-01-21 | 2005-10-11 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus |
| US20020073717A1 (en) | 2000-12-19 | 2002-06-20 | Dean David E. | MR scanner including liquid cooled RF coil and method |
| US6593744B2 (en) | 2001-11-20 | 2003-07-15 | Koninklijke Philips Electronics, N.V. | Multi-channel RF cable trap for magnetic resonance apparatus |
| US6818291B2 (en) | 2002-08-17 | 2004-11-16 | 3M Innovative Properties Company | Durable transparent EMI shielding film |
| DE10354228B3 (de) | 2003-11-20 | 2005-09-22 | Siemens Ag | Gradientenspulen-Hochfrequenzantenneneinheit und Magnetresonanzgerät mit einer Gradientenspulen-Hochfrequenzantenneneinheit |
| US7102350B2 (en) * | 2004-06-30 | 2006-09-05 | General Electric Company | Shielding apparatus for magnetic resonance imaging |
| DE102004040062B3 (de) | 2004-08-18 | 2006-04-27 | Siemens Ag | Magnetresonanzgerät mit einer HF-Antenneneinheit und einer Gradientenspuleneinheit |
| DE102005033989B4 (de) * | 2005-07-21 | 2008-07-10 | Bruker Biospin Ag | Kernspinresonanzapparatur mit Gradientenabschirmanordnung mit reduzierter Kopplung zum Resonatorsystem |
| US7489132B2 (en) | 2006-12-15 | 2009-02-10 | General Electric Company | Enhanced heat transfer in MRI gradient coils with phase-change materials |
| US7511502B2 (en) | 2007-01-05 | 2009-03-31 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus |
| JP2008183397A (ja) * | 2007-01-05 | 2008-08-14 | Toshiba Corp | 磁気共鳴イメージング装置 |
| RU2572646C2 (ru) * | 2010-08-25 | 2016-01-20 | Конинклейке Филипс Электроникс Н.В. | Радиочастотный экран для формирования магнитно-резонансных изображений, включающий в себя проводящее покрытие в качестве экранирующего материала |
-
2011
- 2011-08-19 RU RU2013112893/28A patent/RU2572646C2/ru not_active IP Right Cessation
- 2011-08-19 CN CN201180041003.4A patent/CN103069295B/zh active Active
- 2011-08-19 EP EP11755143.2A patent/EP2609443A1/en not_active Ceased
- 2011-08-19 WO PCT/IB2011/053658 patent/WO2012025860A1/en not_active Ceased
- 2011-08-19 JP JP2013525391A patent/JP5961612B2/ja active Active
- 2011-08-19 US US13/816,512 patent/US9417301B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US9417301B2 (en) | 2016-08-16 |
| CN103069295A (zh) | 2013-04-24 |
| US20130207659A1 (en) | 2013-08-15 |
| RU2013112893A (ru) | 2014-09-27 |
| WO2012025860A1 (en) | 2012-03-01 |
| JP5961612B2 (ja) | 2016-08-02 |
| JP2013541357A (ja) | 2013-11-14 |
| CN103069295B (zh) | 2016-06-22 |
| EP2609443A1 (en) | 2013-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160820 |