WO2007108914A3 - Surface coil arrays for simultaneous reception and transmission with a volume coil and uses thereof - Google Patents
Surface coil arrays for simultaneous reception and transmission with a volume coil and uses thereof Download PDFInfo
- Publication number
- WO2007108914A3 WO2007108914A3 PCT/US2007/005453 US2007005453W WO2007108914A3 WO 2007108914 A3 WO2007108914 A3 WO 2007108914A3 US 2007005453 W US2007005453 W US 2007005453W WO 2007108914 A3 WO2007108914 A3 WO 2007108914A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transmission
- coil
- simultaneous reception
- arrays
- volume
- 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
- G01R33/34—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
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
- G01R33/345—Constructional details, e.g. resonators, specially adapted to MR of waveguide type
- G01R33/3453—Transverse electromagnetic [TEM] 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
- G01R33/28—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
- G01R33/365—Decoupling of multiple RF coils wherein the multiple RF coils have the same function in MR, e.g. decoupling of a receive coil from another receive coil in a receive coil array, decoupling of a transmission coil from another transmission coil in a transmission coil array
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
This invention provides arrays of counter rotating current surface coils for simultaneous reception and transmission with a volume coil for improved signal-to-noise ratio and radio frequency field homogeneity for in particular high-field (4-8 T) imaging of deep body regions, such as central brain structures.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/224,478 US8030926B2 (en) | 2006-03-15 | 2007-03-01 | Surface coil arrays for simultaneous reception and transmission with a volume coil and uses thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78312506P | 2006-03-15 | 2006-03-15 | |
US60/783,125 | 2006-03-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007108914A2 WO2007108914A2 (en) | 2007-09-27 |
WO2007108914A3 true WO2007108914A3 (en) | 2008-08-28 |
Family
ID=38522886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/005453 WO2007108914A2 (en) | 2006-03-15 | 2007-03-01 | Surface coil arrays for simultaneous reception and transmission with a volume coil and uses thereof |
Country Status (2)
Country | Link |
---|---|
US (1) | US8030926B2 (en) |
WO (1) | WO2007108914A2 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010525860A (en) * | 2007-05-04 | 2010-07-29 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Method for generating RF field and multi-channel RF transmitter |
US8441259B2 (en) * | 2007-12-12 | 2013-05-14 | Koninklijke Philips Electronics N.V. | Transmit/receive coil for ultra-high field MRI |
BR112012005688A2 (en) * | 2009-09-17 | 2017-05-30 | Koninl Philips Electronics Nv | magnetic resonance method, magnetic resonance storage that stores executive instructions through a digital processor to perform a method |
US8593141B1 (en) | 2009-11-24 | 2013-11-26 | Hypres, Inc. | Magnetic resonance system and method employing a digital squid |
US8970217B1 (en) | 2010-04-14 | 2015-03-03 | Hypres, Inc. | System and method for noise reduction in magnetic resonance imaging |
PL393899A1 (en) * | 2011-02-09 | 2012-08-13 | Politechnika Poznańska | Method for generation of the high homogeneity magnetic fields within the examined object and the compensation of external dispersed field and the system for its execution |
AU2013209519B2 (en) | 2012-01-19 | 2017-05-25 | Cerebrotech Medical Systems, Inc. | Diagnostic system for detection of fluid changes |
US10743815B2 (en) | 2012-01-19 | 2020-08-18 | Cerebrotech Medical Systems, Inc. | Detection and analysis of spatially varying fluid levels using magnetic signals |
US11357417B2 (en) | 2012-01-19 | 2022-06-14 | Cerebrotech Medical Systems, Inc. | Continuous autoregulation system |
US9625551B2 (en) * | 2012-04-16 | 2017-04-18 | Ali Caglar Ozen | Magnetic resonance apparatus and data acquisition method with decoupling between transmit and receive coils |
US9848775B2 (en) * | 2013-05-22 | 2017-12-26 | The Board Of Trustees Of The Leland Stanford Junior University | Passive and wireless pressure sensor |
WO2015043612A1 (en) * | 2013-09-25 | 2015-04-02 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e. V. | A transmit/receive switch, a transmit coil array and a receive coil array for mri |
EP3188653B1 (en) * | 2014-09-03 | 2021-06-23 | Cerebrotech Medical Systems, Inc. | Device for detection and analysis of spatially varying fluid levels using magnetic signals |
DE102015203457A1 (en) * | 2015-02-26 | 2016-09-01 | Siemens Aktiengesellschaft | Transmitter for a magnetic resonance tomograph |
CN110312942B (en) | 2016-12-22 | 2022-09-06 | 皇家飞利浦有限公司 | RF coil device and RF shielding device for different MRI modes |
US10753995B2 (en) * | 2017-01-17 | 2020-08-25 | Regents Of The University Of Minnesota | System and method for simultaneous radio frequency transmission and reception in magnetic resonance imaging |
US10794970B2 (en) | 2017-07-10 | 2020-10-06 | General Electric Company | Staggered parallel transmission radio frequency coil for magnetic resonance imaging |
CN111081463B (en) * | 2018-10-19 | 2021-01-26 | 立锜科技股份有限公司 | Transmission interface with noise reduction |
DE102021116483A1 (en) | 2021-06-25 | 2022-12-29 | Leibniz-Institut für Angewandte Geophysik, rechtsfähige Anstalt des öffentlichen Rechts | Arrangement and method for determining a soil water content of a subsoil |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6169401B1 (en) * | 1998-11-25 | 2001-01-02 | Picker International, Inc. | Flexible open quadrature highpass ladder structure RF surface coil in magnetic resonance imaging |
US20030071622A1 (en) * | 1998-11-25 | 2003-04-17 | Medrad Inc. | Coil Structure with tapered conductive members for improved homogeneity in MRI |
US20050253581A1 (en) * | 2004-05-14 | 2005-11-17 | Nikolai Avdievich | Open half volume quadrature transverse electromagnetic coil for high field magnetic resonance imaging |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4866387A (en) * | 1985-05-08 | 1989-09-12 | Mcw Research Foundation, Inc. | NMR detector network |
US4725779A (en) * | 1985-05-08 | 1988-02-16 | Mcw Research Foundation, Inc. | NMR local coil with improved decoupling |
US4721913A (en) * | 1985-05-08 | 1988-01-26 | Mcw Research Foundation, Inc. | NMR local coil network |
US4724389A (en) * | 1985-05-08 | 1988-02-09 | Medical College Of Wisconsin, Inc. | Loop-gap resonator for localized NMR imaging |
US4812761A (en) * | 1987-09-24 | 1989-03-14 | Board Of Regents, The University Of Texas System | Electrically parallel equal phase resonant loops for nuclear magnetic resonance surface coils |
US5186181A (en) * | 1990-07-27 | 1993-02-16 | Cafiero Franconi | Radio frequency thermotherapy |
CA2179331C (en) * | 1996-06-18 | 1997-12-19 | James Stanley Podger | Expanded quadruple-delta antenna structure |
CA2197725C (en) * | 1997-02-17 | 2000-05-30 | James Stanley Podger | The strengthened double-delta antenna structure |
CA2347596C (en) * | 2001-05-17 | 2004-01-27 | James Stanley Podger | The double-lemniscate antenna element |
CA2389791C (en) * | 2002-06-20 | 2004-10-19 | James Stanley Podger | Multiloop antenna elements |
US7432874B2 (en) * | 2004-07-22 | 2008-10-07 | Feig Electronic Gmbh | Antenna array |
EP1991887B1 (en) * | 2006-02-17 | 2018-10-17 | Regents of the University of Minnesota | High field magnetic resonance |
-
2007
- 2007-03-01 US US12/224,478 patent/US8030926B2/en not_active Expired - Fee Related
- 2007-03-01 WO PCT/US2007/005453 patent/WO2007108914A2/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6169401B1 (en) * | 1998-11-25 | 2001-01-02 | Picker International, Inc. | Flexible open quadrature highpass ladder structure RF surface coil in magnetic resonance imaging |
US20030071622A1 (en) * | 1998-11-25 | 2003-04-17 | Medrad Inc. | Coil Structure with tapered conductive members for improved homogeneity in MRI |
US20050253581A1 (en) * | 2004-05-14 | 2005-11-17 | Nikolai Avdievich | Open half volume quadrature transverse electromagnetic coil for high field magnetic resonance imaging |
Also Published As
Publication number | Publication date |
---|---|
WO2007108914A2 (en) | 2007-09-27 |
US20090302841A1 (en) | 2009-12-10 |
US8030926B2 (en) | 2011-10-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2007108914A3 (en) | Surface coil arrays for simultaneous reception and transmission with a volume coil and uses thereof | |
WO2010019790A3 (en) | Adiabatic multi-band rf pulses for selective signal suppression in magnetic resonance imaging | |
WO2010097375A3 (en) | Remote body rf coil arrays for high-performance magnetic resonance imaging and spectroscopy | |
WO2005078468A3 (en) | Superconducting loop, saddle and birdcage mri coils comprising built-in capacitors | |
WO2007049167A3 (en) | Non- cylindrical rf coil for mri | |
EP2217951A4 (en) | Small magnet and rf coil for magnetic resonance relaxometry | |
WO2007034341A3 (en) | Rf traps for radio frequency coils used in mri | |
WO2008008447A3 (en) | Portable device for ultra-low field magnetic resonance imaging (ulf-mri) | |
WO2009153727A3 (en) | Inductively powered electric component of an mri apparatus | |
EP1629773B8 (en) | Magnetic resonance diagnostic apparatus | |
WO2006030332A3 (en) | Magnetic resonance receive coils with compact inductive components | |
WO2006033047A3 (en) | Adjustment of rf-field homogeneity in high-field mr imaging | |
WO2006119085A3 (en) | Integrated pet-mri scanner | |
WO2005026748A3 (en) | Magnetic resonance imaging with ultra short echo times | |
WO2011039692A3 (en) | Mr imaging using multi-channel rf excitation | |
GB2403069B8 (en) | Hybrid antenna using parasiting excitation of conducting antennas by dielectric antennas | |
EP2456079A3 (en) | Method and system of mimo and beamforming transmitter and receiver architecture | |
WO2006000928A3 (en) | Integrated power supply for surface coils | |
WO2009102954A3 (en) | Methods and apparatus for using multiple antennas having different polarization | |
WO2008014506A3 (en) | Dual inductor circuit for multi-band wireless communication device | |
WO2007047599A3 (en) | Method and apparatus for high-gain magnetic resonance imaging | |
EP1925070A4 (en) | Monopole field electric motor-generator with switchable coil configuration | |
WO2009103247A8 (en) | Inner magnetic transducer with multiple magnetic gaps and multiple coils and preparation method thereof | |
WO2007020537A3 (en) | Apparatus for high resolution nmr spectroscopy and/or imaging with an improved filling factor and rf field amplitude | |
AU2003236949A1 (en) | Mr device provided with differently optimized rf coil arrays |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07752171 Country of ref document: EP Kind code of ref document: A2 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12224478 Country of ref document: US |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 07752171 Country of ref document: EP Kind code of ref document: A2 |