JP2005103295A - Mri磁石用の一体化した電子式rf遮蔽装置 - Google Patents
Mri磁石用の一体化した電子式rf遮蔽装置 Download PDFInfo
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- JP2005103295A JP2005103295A JP2004285615A JP2004285615A JP2005103295A JP 2005103295 A JP2005103295 A JP 2005103295A JP 2004285615 A JP2004285615 A JP 2004285615A JP 2004285615 A JP2004285615 A JP 2004285615A JP 2005103295 A JP2005103295 A JP 2005103295A
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- 238000003384 imaging method Methods 0.000 claims abstract description 30
- 238000005481 NMR spectroscopy Methods 0.000 description 5
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- 238000002955 isolation Methods 0.000 description 3
- 238000002595 magnetic resonance imaging Methods 0.000 description 3
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- G—PHYSICS
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- 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
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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
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
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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
- G01R33/20—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
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Abstract
【解決手段】 この一体化した構造はハウジング(40)と無線周波遮蔽体(46)とを含む。ハウジング(40)は磁石構造(13)に結合されていると共に、イメージング・システム支持電子装置(42)を収容している。無線周波遮蔽体(46)はハウジング(40)に結合されていて、イメージング・システム支持電子装置(42)からの無線周波受信器コイル(30)についての無線周波干渉を防止する。
【選択図】 図1
Description
12 一体化した電子システム・ハウジング及び磁石構造
13 静止磁石構造
14 縦軸線
16 中央ボア
40 第1のハウジング
42 イメージング・システム支持電子装置
44 第2のハウジング
46 磁石側
48 RF遮蔽体
50 外面
52 外殻
54 導電層
56 第1の層
58 第2の層
60 空所
Claims (10)
- イメージング・システム(10)用の一体化した電子システム・ハウジング及び磁石構造(12)であって、
磁石構造(13)に結合されていると共に、イメージング・システム支持電子装置(42)を収容しているハウジング(40)と、
前記ハウジング(40)に結合されていて、前記イメージング・システム支持電子装置(42)からの少なくとも1つの無線周波受信器コイル(30)についての無線周波干渉を防止する無線周波遮蔽体(48)と、
を有している一体化した電子システム・ハウジング及び磁石構造(12)。 - 前記無線周波遮蔽体(48)は前記ハウジング(40)の内部に結合されている、請求項1記載のシステム。
- 前記イメージング・システム支持電子装置(42)は前記無線周波遮蔽体(48)で取り囲まれている、請求項1記載のシステム。
- 前記無線周波遮蔽体(48)は前記ハウジング(40)の内部に結合されていると共に、前記イメージング・システム支持電子装置(42)を取り囲んでいる、請求項1記載のシステム。
- 前記無線周波遮蔽体(48)は少なくとも1つの層(54)を有している、請求項1記載のシステム。
- 前記無線周波遮蔽体(48)は導電性メッシュである、請求項1記載のシステム。
- 前記無線周波遮蔽体(48)は少なくとも1つの空所(60)を有している、請求項1記載のシステム。
- 前記無線周波遮蔽体(48)は無線周波を反射する、請求項1記載のシステム。
- 少なくとも1つの磁場を作成する磁石構造(13)と、
前記磁石構造(13)に結合されていると共に、イメージング・システム支持電子装置(42)を収容している第1のハウジング(40)と、
前記ハウジング(40)に結合されていて、少なくとも1つの無線周波受信器コイル(30)と前記イメージング・システム支持電子装置(42)との間の無線周波干渉を防止する無線周波遮蔽体(48)と、
を有しているイメージング・システム。 - 更に、前記磁石構造(13)を収容している第2のハウジング(44)を含み、前記第1のハウジング(40)と前記第2のハウジング(44)は単一のハウジングとして一体に形成されている、請求項9記載のイメージング・システム。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/605,475 | 2003-10-01 | ||
| US10/605,475 US7053617B2 (en) | 2003-10-01 | 2003-10-01 | Integrated electronic RF shielding apparatus for an MRI magnet |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005103295A true JP2005103295A (ja) | 2005-04-21 |
| JP2005103295A5 JP2005103295A5 (ja) | 2009-11-12 |
| JP4832745B2 JP4832745B2 (ja) | 2011-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2004285615A Expired - Fee Related JP4832745B2 (ja) | 2003-10-01 | 2004-09-30 | Mri磁石用の一体化した電子式rf遮蔽装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7053617B2 (ja) |
| JP (1) | JP4832745B2 (ja) |
| CN (2) | CN102058410A (ja) |
| GB (1) | GB2408341B (ja) |
| NL (1) | NL1027159C2 (ja) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012533362A (ja) * | 2009-07-15 | 2012-12-27 | 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 |
| JP2016526932A (ja) * | 2013-06-06 | 2016-09-08 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 磁気共鳴イメージングシステムのrf遮蔽された検査室 |
| US10393836B2 (en) | 2011-12-13 | 2019-08-27 | Viewray Technologies, Inc. | Active resistive shimming for MRI devices |
| US10413751B2 (en) | 2016-03-02 | 2019-09-17 | Viewray Technologies, Inc. | Particle therapy with magnetic resonance imaging |
| US10463884B2 (en) | 2013-03-15 | 2019-11-05 | Viewray Technologies, Inc. | Systems and methods for linear accelerator radiotherapy with magnetic resonance imaging |
| US10561861B2 (en) | 2012-05-02 | 2020-02-18 | Viewray Technologies, Inc. | Videographic display of real-time medical treatment |
| US10688319B2 (en) | 2004-02-20 | 2020-06-23 | University Of Florida Research Foundation, Inc. | System for delivering conformal radiation therapy while simultaneously imaging soft tissue |
| US10821303B2 (en) | 2012-10-26 | 2020-11-03 | Viewray Technologies, Inc. | Assessment and improvement of treatment using imaging of physiological responses to radiation therapy |
| US11000706B2 (en) | 2016-12-13 | 2021-05-11 | Viewray Technologies, Inc. | Radiation therapy systems and methods |
| US11033758B2 (en) | 2017-12-06 | 2021-06-15 | Viewray Technologies, Inc. | Radiotherapy systems, methods and software |
| US11209509B2 (en) | 2018-05-16 | 2021-12-28 | Viewray Technologies, Inc. | Resistive electromagnet systems and methods |
| US11378629B2 (en) | 2016-06-22 | 2022-07-05 | Viewray Technologies, Inc. | Magnetic resonance imaging |
Families Citing this family (9)
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| DE102005046722B3 (de) * | 2005-09-29 | 2007-04-26 | Siemens Ag | MRT-Gerät |
| CN102652027B (zh) * | 2009-12-10 | 2014-11-26 | 皇家飞利浦电子股份有限公司 | 具有射频屏蔽或外罩的磁共振兼容电子装置 |
| DE102010024731A1 (de) * | 2010-06-23 | 2011-12-29 | Siemens Aktiengesellschaft | Betriebscontainer für ein Magnetresonanzgerät |
| CN102688054A (zh) * | 2011-03-22 | 2012-09-26 | 北京大基康明医疗设备有限公司 | 融合正电子发射断层扫描图像、磁共振扫描图像的系统、方法 |
| CN102688053A (zh) * | 2011-03-22 | 2012-09-26 | 北京大基康明医疗设备有限公司 | 融合正电子发射断层扫描图像、磁共振扫描图像的系统、方法 |
| RU2595798C2 (ru) | 2011-10-18 | 2016-08-27 | Конинклейке Филипс Н.В. | Катушечная сборка ядерного магнитного резонанса с радиочастотным экраном, переключаемым между блокирующим состоянием и прозрачным состоянием |
| BR112014029542A2 (pt) | 2012-05-30 | 2017-06-27 | Koninklijke Philips Nv | unidade de fonte de alimentação para alimentação de pelo menos uma bobina de gradiente de um sistema de exame por ressonância magnética com um ímã principal, sistema de gradiente magnético de um sistema de exame por ressonância magnética, método de operação de uma unidade de fonte de alimentação e módulo de software |
| DE102012212574B4 (de) * | 2012-07-18 | 2017-01-12 | Siemens Healthcare Gmbh | Verfahren zur elektromagnetischen Abschirmung für eine Magnetresonanzanlage sowie entsprechend abgeschirmte Vorrichtung |
| DE102013213538B4 (de) | 2013-07-10 | 2018-08-16 | Siemens Healthcare Gmbh | Patienten-Bore mit integrierter HF-Rückflussraumformung zur Minimierung der Kopplung zwischen einer Energiekette und lokalen HF-Sendespulen |
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Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10688319B2 (en) | 2004-02-20 | 2020-06-23 | University Of Florida Research Foundation, Inc. | System for delivering conformal radiation therapy while simultaneously imaging soft tissue |
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| US10463883B2 (en) | 2009-07-15 | 2019-11-05 | Viewray Technologies, Inc. | Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other |
| US10918887B2 (en) | 2009-07-15 | 2021-02-16 | Viewray Technologies, Inc. | Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other |
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| US9421398B2 (en) | 2009-07-15 | 2016-08-23 | Viewray Technologies, Inc. | Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other |
| JP2012533362A (ja) * | 2009-07-15 | 2012-12-27 | 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 |
| US11452463B2 (en) | 2009-07-15 | 2022-09-27 | Viewray Technologies, Inc. | Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other |
| JP2017221862A (ja) * | 2009-07-15 | 2017-12-21 | ヴューレイ テクノロジーズ,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 |
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| US11040222B2 (en) | 2012-10-26 | 2021-06-22 | Viewray Technologies, Inc. | Assessment and improvement of treatment using imaging of physiological responses to radiation therapy |
| US10835763B2 (en) | 2012-10-26 | 2020-11-17 | Viewray Technologies, Inc. | Assessment and improvement of treatment using imaging of physiological responses to radiation therapy |
| US10821303B2 (en) | 2012-10-26 | 2020-11-03 | Viewray Technologies, Inc. | Assessment and improvement of treatment using imaging of physiological responses to radiation therapy |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP4832745B2 (ja) | 2011-12-07 |
| GB2408341A (en) | 2005-05-25 |
| CN1611186A (zh) | 2005-05-04 |
| CN102058410A (zh) | 2011-05-18 |
| US20050073308A1 (en) | 2005-04-07 |
| NL1027159A1 (nl) | 2005-04-05 |
| NL1027159C2 (nl) | 2007-06-12 |
| US7053617B2 (en) | 2006-05-30 |
| GB2408341B (en) | 2006-11-01 |
| GB0421645D0 (en) | 2004-10-27 |
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