HK1202632A1 - 裝置的有源電阻補償 - Google Patents
裝置的有源電阻補償Info
- Publication number
- HK1202632A1 HK1202632A1 HK15103191.4A HK15103191A HK1202632A1 HK 1202632 A1 HK1202632 A1 HK 1202632A1 HK 15103191 A HK15103191 A HK 15103191A HK 1202632 A1 HK1202632 A1 HK 1202632A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- mri
- devices
- active resistive
- shimming
- resistive shimming
- Prior art date
Links
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
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/387—Compensation of inhomogeneities
- G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
-
- 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
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
-
- 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
- G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type 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
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
-
- 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
- G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
- G01R33/481—MR combined with positron emission tomography [PET] or single photon emission computed tomography [SPECT]
-
- 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
- G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
- G01R33/4812—MR combined with X-ray or computed tomography [CT]
-
- 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
- G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
- G01R33/4814—MR combined with ultrasound
-
- 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
- G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Radiology & Medical Imaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Pathology (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/324,850 US8981779B2 (en) | 2011-12-13 | 2011-12-13 | Active resistive shimming fro MRI devices |
PCT/US2012/068872 WO2013103477A1 (en) | 2011-12-13 | 2012-12-11 | Active resistive shimming for mri devices |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1202632A1 true HK1202632A1 (zh) | 2015-10-02 |
Family
ID=47553381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK15103191.4A HK1202632A1 (zh) | 2011-12-13 | 2015-03-30 | 裝置的有源電阻補償 |
Country Status (8)
Country | Link |
---|---|
US (3) | US8981779B2 (zh) |
EP (1) | EP2791694B1 (zh) |
JP (2) | JP6253592B2 (zh) |
CN (2) | CN107300680B (zh) |
AU (2) | AU2012363783B2 (zh) |
CA (1) | CA2858217A1 (zh) |
HK (1) | HK1202632A1 (zh) |
WO (1) | WO2013103477A1 (zh) |
Families Citing this family (37)
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WO2005081842A2 (en) | 2004-02-20 | 2005-09-09 | University Of Florida Research Foundation, Inc. | System for delivering conformal radiation therapy while simultaneously imaging soft tissue |
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JP5719844B2 (ja) | 2009-07-15 | 2015-05-20 | ヴューレイ インコーポレイテッド | 線形加速器及び磁気共鳴撮像装置を互いに遮蔽する方法及び装置 |
CN102781311B (zh) | 2010-02-24 | 2016-09-21 | 优瑞技术公司 | 分体式磁共振成像系统 |
US8981779B2 (en) * | 2011-12-13 | 2015-03-17 | Viewray Incorporated | Active resistive shimming fro MRI devices |
WO2013093710A1 (en) * | 2011-12-23 | 2013-06-27 | Koninklijke Philips Electronics N.V. | Use of gradient coils for correcting higher order bo field inhomogeneities in mr imaging |
US10561861B2 (en) | 2012-05-02 | 2020-02-18 | Viewray Technologies, Inc. | Videographic display of real-time medical treatment |
US9889318B2 (en) | 2012-10-26 | 2018-02-13 | Viewray Technologies, Inc. | Assessment and improvement of treatment using imaging of physiological responses to radiation therapy |
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EP3011357B1 (en) * | 2013-06-21 | 2022-10-12 | Koninklijke Philips N.V. | Magnet assembly for combined magnetic resonance imaging and radiation therapy |
JP6449920B2 (ja) * | 2014-06-27 | 2019-01-09 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 荷電粒子ビーム治療及び磁気共鳴イメージング |
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AU2016219215B2 (en) | 2015-02-11 | 2020-08-27 | Viewray Technologies, Inc. | Planning and control for magnetic resonance guided radiation therapy |
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CN105022011A (zh) * | 2015-07-02 | 2015-11-04 | 江苏美时医疗技术有限公司 | 一种磁共振永磁体磁场补偿装置及其使用方法 |
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US10254362B2 (en) * | 2015-10-30 | 2019-04-09 | General Electric Company | Magnetic resonance imaging matrix shim coil system and method |
JP6971246B2 (ja) | 2015-11-06 | 2021-11-24 | シーダーズ−サイナイ メディカル センター | 次世代の磁気共鳴コイルのための統合されたコイル(unic)システム及び方法 |
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EP3308834B1 (en) | 2016-10-11 | 2019-01-09 | Ion Beam Applications | Particle therapy apparatus comprising an mri |
JP2020501662A (ja) | 2016-12-13 | 2020-01-23 | ビューレイ・テクノロジーズ・インコーポレイテッドViewRay Technologies, Inc. | 放射線治療システムおよび方法 |
KR101886227B1 (ko) * | 2016-12-15 | 2018-08-07 | 가천대학교 산학협력단 | 자기공명 영상장치용 라디오 주파수 코일. |
EP3460500A1 (de) | 2017-09-26 | 2019-03-27 | Siemens Healthcare GmbH | Medizinisches bildgebungsgerät zur kombinierten magnetresonanzbildgebung und bestrahlung und verfahren zur bestimmung der bestückung von shim-einheiten |
JP7127126B2 (ja) | 2017-12-06 | 2022-08-29 | ビューレイ・テクノロジーズ・インコーポレイテッド | 放射線治療のシステム、方法およびソフトウェア |
US20210031055A1 (en) * | 2018-04-11 | 2021-02-04 | Board Of Regents Of The University Of Texas System | Mri adaptation for radiotherapy machines |
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CN104204837B (zh) | 2017-06-20 |
CN104204837A (zh) | 2014-12-10 |
CN107300680B (zh) | 2021-01-01 |
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JP2018075383A (ja) | 2018-05-17 |
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AU2012363783B2 (en) | 2017-03-02 |
EP2791694A1 (en) | 2014-10-22 |
AU2017203614A1 (en) | 2017-06-15 |
EP2791694B1 (en) | 2021-04-14 |
WO2013103477A1 (en) | 2013-07-11 |
CN107300680A (zh) | 2017-10-27 |
US9599687B2 (en) | 2017-03-21 |
JP6253592B2 (ja) | 2017-12-27 |
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