ATE551615T1 - Magnetresonanzvorrichtung und -verfahren - Google Patents
Magnetresonanzvorrichtung und -verfahrenInfo
- Publication number
- ATE551615T1 ATE551615T1 AT05850076T AT05850076T ATE551615T1 AT E551615 T1 ATE551615 T1 AT E551615T1 AT 05850076 T AT05850076 T AT 05850076T AT 05850076 T AT05850076 T AT 05850076T AT E551615 T1 ATE551615 T1 AT E551615T1
- Authority
- AT
- Austria
- Prior art keywords
- sampling
- examination zone
- energizing
- magnetic resonance
- wireless receiving
- 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
- G01R33/32—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
- G01R33/3692—Electrical details, e.g. matching or coupling of the coil to the receiver involving signal transmission without using electrically conductive connections, e.g. wireless communication or optical communication of the MR signal or an auxiliary signal other than the MR signal
-
- 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
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
- G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
- G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
-
- 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
- G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04106764 | 2004-12-21 | ||
PCT/IB2005/054230 WO2006067682A2 (en) | 2004-12-21 | 2005-12-14 | Magnetic resonance device and method |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE551615T1 true ATE551615T1 (de) | 2012-04-15 |
Family
ID=36440965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05850076T ATE551615T1 (de) | 2004-12-21 | 2005-12-14 | Magnetresonanzvorrichtung und -verfahren |
Country Status (6)
Country | Link |
---|---|
US (1) | US7750630B2 (de) |
EP (1) | EP1831710B1 (de) |
JP (1) | JP4856094B2 (de) |
CN (1) | CN101088021B (de) |
AT (1) | ATE551615T1 (de) |
WO (1) | WO2006067682A2 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2010126638A (ru) | 2007-11-30 | 2012-01-10 | Конинклейке Филипс Электроникс Н.В. (Nl) | Устройство системы магнитно-резонансного отображения для генерирования электрического тока |
CN101878432A (zh) | 2007-11-30 | 2010-11-03 | 皇家飞利浦电子股份有限公司 | 带有具有间接功率连接的有源电子部件的mr线圈 |
CN106093817B (zh) * | 2007-12-21 | 2020-01-03 | 皇家飞利浦电子股份有限公司 | 无线发射和接收mri线圈 |
CN102066967B (zh) * | 2008-06-20 | 2015-11-25 | 皇家飞利浦电子股份有限公司 | Mri设备的感应地供电的电部件 |
US8710839B2 (en) * | 2008-12-12 | 2014-04-29 | Yale University | O-space imaging: highly efficient parallel imaging using complementary nonlinear encoding gradient fields and receive coil geometries |
GB0905755D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Directional coupler |
GB0905768D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Antenna feed |
GB0905770D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Bias control |
GB0905753D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Mixer |
GB0905769D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Microwave connection |
GB2469159B (en) * | 2009-04-03 | 2011-12-21 | Siemens Ag | Upconverter |
GB0905771D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Motion compensation |
US8049500B2 (en) * | 2009-04-03 | 2011-11-01 | Case Western Reserve University | Dynamically selectively configuring wireless transmitter associated with MRI detector coil |
GB0905752D0 (en) * | 2009-04-03 | 2009-05-20 | Siemens Ag | Hybrid amplifier |
JP5361514B2 (ja) * | 2009-04-27 | 2013-12-04 | 株式会社東芝 | 磁気共鳴イメージング装置、及び磁気共鳴イメージング装置における受信信号の処理方法 |
EP2270529A1 (de) * | 2009-07-03 | 2011-01-05 | Koninklijke Philips Electronics N.V. | Verstimmbare RF-Empfangsantennenvorrichtung |
GB0915657D0 (en) * | 2009-09-08 | 2009-10-07 | Siemens Ag | Amplifier |
JP5481163B2 (ja) * | 2009-10-30 | 2014-04-23 | 株式会社東芝 | 磁気共鳴映像装置 |
DE102010012395B4 (de) * | 2010-03-23 | 2014-04-30 | Siemens Aktiengesellschaft | Übertragungsverfahren für Magnetresonanzsignale mit zweifacher Frequenzumsetzung |
DE102010028901A1 (de) * | 2010-05-11 | 2011-11-17 | Albert-Ludwigs-Universität Freiburg | Magnetresonanz-Apparatur |
DE102010044187B4 (de) * | 2010-11-19 | 2013-10-31 | Siemens Aktiengesellschaft | Lokalspule für eine Magnetresonanzeinrichtung und Magnetresonanzeinrichtung |
US20140070805A1 (en) * | 2011-04-11 | 2014-03-13 | Koninklijke Philips N.V. | Mr imaging with b1 mapping |
DE102011076918B4 (de) * | 2011-06-03 | 2019-03-21 | Siemens Healthcare Gmbh | Lokalspulensystem, Magnetresonanzsystem und Verfahren zur drahtlosen Energieübertragung zu einem Lokalspulensystem |
DE102011080141B4 (de) * | 2011-07-29 | 2015-08-27 | Siemens Aktiengesellschaft | Verfahren zur adaptiven Energieübertragung zu einem Lokalspulensystem |
KR20130091444A (ko) * | 2012-02-08 | 2013-08-19 | 삼성전자주식회사 | 자기공명영상장치 |
US9983281B2 (en) | 2012-07-23 | 2018-05-29 | Toshiba Medical Systems Corporation | Magnetic resonance imaging apparatus, bed device and RF coil device |
JP6211807B2 (ja) * | 2012-07-23 | 2017-10-11 | 東芝メディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
JP6073612B2 (ja) | 2012-09-12 | 2017-02-01 | 東芝メディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
JP6391911B2 (ja) * | 2013-01-23 | 2018-09-19 | キヤノンメディカルシステムズ株式会社 | 磁気共鳴イメージング装置、及び、rfコイル装置 |
US10416252B2 (en) | 2014-07-01 | 2019-09-17 | Koninklijke Philips N.V. | MR receive coil with detune circuit and energy harvesting circuit |
WO2016059190A1 (en) * | 2014-10-16 | 2016-04-21 | Koninklijke Philips N.V. | Receive coil unit with integrated noise antennas and magnetic resonance imaging system with such a receive coil unit |
JP6462776B2 (ja) * | 2017-06-14 | 2019-01-30 | キヤノンメディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
EP3611527B1 (de) | 2018-08-16 | 2021-07-14 | Siemens Healthcare GmbH | Lokalspule und system zur drahtlosen energieübertragung |
JP6688867B2 (ja) * | 2018-12-26 | 2020-04-28 | キヤノンメディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4740744A (en) * | 1985-09-18 | 1988-04-26 | Lp Com | Digital signal processing apparatus for analog signals having wide frequency and dynamic ranges |
JPH048348A (ja) * | 1990-04-25 | 1992-01-13 | Hitachi Medical Corp | 磁気共鳴イメージング装置用受信コイル |
DE4126537A1 (de) * | 1991-08-10 | 1993-02-11 | Philips Patentverwaltung | Kernresonanz-untersuchungsgeraet mit einer spulenanordnung |
JP3168675B2 (ja) * | 1992-03-19 | 2001-05-21 | 株式会社日立製作所 | 核磁気共鳴検査装置 |
US5529068A (en) * | 1994-06-16 | 1996-06-25 | The Regents Of The University Of California | Synchronized digital signal processor for MRI reception |
US6297637B1 (en) * | 1998-12-29 | 2001-10-02 | Siemens Aktiengesellschaft | High-frequency receiver, particularly for a nuclear magnetic resonance apparatus |
US6474341B1 (en) * | 1999-10-28 | 2002-11-05 | Surgical Navigation Technologies, Inc. | Surgical communication and power system |
DE10019539A1 (de) * | 2000-04-20 | 2001-10-25 | Abb Research Ltd | Sensor mit drahtloser Energieversorgung |
US6621413B1 (en) * | 2000-08-16 | 2003-09-16 | Ge Medical Systems Global Technology Company, Llc | Wireless monitoring of a mobile magnet |
US20030060808A1 (en) * | 2000-10-04 | 2003-03-27 | Wilk Peter J. | Telemedical method and system |
DE10130617C2 (de) * | 2001-06-26 | 2003-06-18 | Siemens Ag | Spule mit Transponder für eine Magnetresonanzanlage |
US6961604B1 (en) * | 2001-10-09 | 2005-11-01 | Koninklijke Philips Electroncis N.V. | Wireless controller and application interface for an MRI system |
US20030206019A1 (en) * | 2002-05-02 | 2003-11-06 | Boskamp Eddy B. | Wireless RF module for an MR imaging system |
WO2004089211A2 (en) | 2003-04-10 | 2004-10-21 | Koninklijke Philips Electronics N.V. | Wireless digital transmission of mr signals |
JP3964354B2 (ja) * | 2003-06-11 | 2007-08-22 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 医療診断装置 |
US7323876B2 (en) * | 2003-09-10 | 2008-01-29 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging receive chain with dynamic gain and wireless receiver coil |
-
2005
- 2005-12-14 EP EP05850076A patent/EP1831710B1/de not_active Not-in-force
- 2005-12-14 CN CN2005800441802A patent/CN101088021B/zh not_active Expired - Fee Related
- 2005-12-14 WO PCT/IB2005/054230 patent/WO2006067682A2/en active Application Filing
- 2005-12-14 AT AT05850076T patent/ATE551615T1/de active
- 2005-12-14 JP JP2007547729A patent/JP4856094B2/ja not_active Expired - Fee Related
- 2005-12-14 US US11/721,173 patent/US7750630B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101088021B (zh) | 2010-06-16 |
JP2008523943A (ja) | 2008-07-10 |
WO2006067682A3 (en) | 2006-08-31 |
EP1831710B1 (de) | 2012-03-28 |
CN101088021A (zh) | 2007-12-12 |
JP4856094B2 (ja) | 2012-01-18 |
US7750630B2 (en) | 2010-07-06 |
US20090237079A1 (en) | 2009-09-24 |
WO2006067682A2 (en) | 2006-06-29 |
EP1831710A2 (de) | 2007-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE551615T1 (de) | Magnetresonanzvorrichtung und -verfahren | |
WO2009153727A3 (en) | Inductively powered electric component of an mri apparatus | |
MX2019005935A (es) | Metodos y aparatos portables de formacion de imagenes por resonancia magnetica de campo bajo. | |
WO2004089211A3 (en) | Wireless digital transmission of mr signals | |
MX2011009523A (es) | Sistema de imagenologia por resonancia magnetica (mri) que involucra un iman principal superconductor, una bobina de campo de gradiente superconductora y una bobina de radiofrecuencia (rfi) enfriada. | |
ATE337558T1 (de) | Verfahren zur bilderzeugung durch magnetische resonanz und zur spektroskopischen analyse und dazugehörendes gerät | |
WO2007075625A3 (en) | Dual- frequency endo-rectal mr receive-only probe | |
WO2007001463A3 (en) | Bandwidth expansion in magnetic resonance | |
WO2007017779A3 (en) | Electric impedance imaging system | |
TW200710426A (en) | Apparatus and method for NMR spectroscopy and/or imaging with an improved filling factor and RF field amplitude | |
ATE551784T1 (de) | Verfahren und schaltungsanordnung für den betrieb von mehrkanal-sende-/empfangsantennen- vorrichtungen | |
DE602005012265D1 (de) | Magnetresonanzabbildungssystem mit eisenunterstütztem magnetfeldgradientensystem | |
KR101904781B1 (ko) | Fmmd 기술의 신호 분석을 위한 신호 송수신 방법 및 이를 이용한 장치 | |
ATE409868T1 (de) | Kernspintomograph mit in die patientenlage integriertem niedrigfrequenz-kabel | |
ATE450801T1 (de) | Verfahren und gerät zur kompensierung von magnetischen rauschfeldern in räumlichen volumina und kernspintomograph | |
WO2008123346A1 (ja) | 高電圧プラズマ発生装置 | |
GB2412173B (en) | Hybrid magnet configuration | |
WO2014203943A1 (ja) | 磁気共鳴イメージング装置 | |
US8294464B2 (en) | On-coil current mode class D RF power amplifier in high field parallel transmission MRI | |
MX2015008610A (es) | Analizador de detritus de perforacion de rmn en miniatura y formas de uso. | |
EP1783860A3 (de) | Antennenanordnung, Empfangseinrichtung, und Uhr mittels Magnetsensors | |
FR2947411B1 (fr) | Generateur d'un signal radiofrequence module de forte puissance, procede de calibration du generateur et systeme d'imagerie par resonance magnetique | |
WO2007019424A3 (en) | Spectral-scanning magnetic resonance imaging | |
RU2003101271A (ru) | Способ ямр каротажа и устройство для его осуществления | |
RU2636816C2 (ru) | Реологический блок для мрт с встроенным генератором колебаний и рч антенной |