DE19926491A1 - Verfahren zur Verringerung von Artefakten in einem mittels einer phasengesteuerten Array-Oberflächenspule erfassten Magnetresonanzbild - Google Patents
Verfahren zur Verringerung von Artefakten in einem mittels einer phasengesteuerten Array-Oberflächenspule erfassten MagnetresonanzbildInfo
- Publication number
- DE19926491A1 DE19926491A1 DE19926491A DE19926491A DE19926491A1 DE 19926491 A1 DE19926491 A1 DE 19926491A1 DE 19926491 A DE19926491 A DE 19926491A DE 19926491 A DE19926491 A DE 19926491A DE 19926491 A1 DE19926491 A1 DE 19926491A1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic resonance
- coil
- coil elements
- locations
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000010276 construction Methods 0.000 claims description 2
- 239000003550 marker Substances 0.000 claims 1
- 238000003384 imaging method Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3664—Switching for purposes other than coil coupling or decoupling, e.g. switching between a phased array mode and a quadrature mode, switching between surface coil modes of different geometrical shapes, switching from a whole body reception coil to a local reception coil or switching for automatic coil selection in moving table MR or for changing the field-of-view
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/096,902 US6134465A (en) | 1998-06-12 | 1998-06-12 | Method for reducing artifacts in MR image acquired with phased array surface coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19926491A1 true DE19926491A1 (de) | 1999-12-16 |
Family
ID=22259645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19926491A Withdrawn DE19926491A1 (de) | 1998-06-12 | 1999-06-10 | Verfahren zur Verringerung von Artefakten in einem mittels einer phasengesteuerten Array-Oberflächenspule erfassten Magnetresonanzbild |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6134465A (enExample) |
| JP (1) | JP4584374B2 (enExample) |
| DE (1) | DE19926491A1 (enExample) |
| IL (1) | IL130252A0 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10003712A1 (de) * | 2000-01-28 | 2001-08-09 | Siemens Ag | Verfahren zur Selektion einer Lokalantenne |
| WO2002097465A3 (en) * | 2000-01-20 | 2003-04-24 | Ge Med Sys Global Tech Co Llc | Mr data acquisition method, mr image display method and mri apparatus |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010045832A1 (en) * | 1997-11-26 | 2001-11-29 | Kenneth W. Belt | Peripheral vascular array |
| US6946836B2 (en) * | 2000-04-25 | 2005-09-20 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging involving movement of patient's couch |
| US6738501B2 (en) * | 2001-04-13 | 2004-05-18 | Ge Medical Systems Global Technology Co., Llc | Adaptive data differentiation and selection from multi-coil receiver to reduce artifacts in reconstruction |
| US6724923B2 (en) * | 2001-04-13 | 2004-04-20 | Ge Medical Systems Global Technology Co., Llc | Automatic coil selection of multi-receiver MR data using fast prescan data analysis |
| US7894876B2 (en) * | 2004-02-02 | 2011-02-22 | Siemens Medical Solutions, Inc. | Combined MR-optical coil for prostate, cervix and rectum cancer imaging diagnostics |
| WO2006016292A1 (en) * | 2004-08-05 | 2006-02-16 | Koninklijke Philips Electronics N.V. | Automatic selection of a receiver element in an mri apparatus |
| JP2006175058A (ja) * | 2004-12-22 | 2006-07-06 | Ge Medical Systems Global Technology Co Llc | コイルエレメント選択方法および磁気共鳴イメージング装置 |
| CN101473239A (zh) * | 2006-06-22 | 2009-07-01 | 皇家飞利浦电子股份有限公司 | 集成在扫描器孔壁上的磁共振接收线圈阵列 |
| US8847594B2 (en) | 2009-04-14 | 2014-09-30 | The Board Of Trustees Of The University Of Illinois | Method for reducing artifacts in magnetic resonance imaging |
| JP6407620B2 (ja) * | 2014-08-11 | 2018-10-17 | 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 |
| DE102015202793A1 (de) * | 2015-02-17 | 2016-08-18 | Siemens Healthcare Gmbh | Anschließen von Spulen an ein MR-Gerät |
| DE102015202795B4 (de) * | 2015-02-17 | 2018-11-22 | Siemens Healthcare Gmbh | Anschließen von Spulen an ein MR-Gerät |
| US10390725B2 (en) | 2015-02-17 | 2019-08-27 | Siemens Aktiengesellschaft | Connection of coils to an MR device |
| JP2017046796A (ja) * | 2015-08-31 | 2017-03-09 | 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 |
| CN105476635B (zh) * | 2015-12-29 | 2019-02-05 | 沈阳东软医疗系统有限公司 | 一种核磁共振成像系统中射频线圈的定位方法和装置 |
| CN108303674A (zh) * | 2018-01-03 | 2018-07-20 | 上海东软医疗科技有限公司 | 磁共振成像系统接收线圈的定位方法及装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US924868A (en) * | 1908-02-17 | 1909-06-15 | Winfield Mfg Company | Electric-welding machine. |
| JPH0435645A (ja) * | 1990-05-31 | 1992-02-06 | Toshiba Corp | 磁気共鳴イメージング装置 |
| JP3110741B2 (ja) * | 1990-07-18 | 2000-11-20 | 株式会社東芝 | 磁気共鳴イメージング装置 |
| US5138260A (en) * | 1990-11-21 | 1992-08-11 | Picker International, Inc. | Computer controlled switching of multiple rf coils |
| US5399970A (en) * | 1993-08-11 | 1995-03-21 | Board Of Trustees Of The Leland Stanford Junior University | Phase-contrast MRI using phased-array multicoil |
| EP0695947B1 (de) * | 1994-08-03 | 2001-11-14 | Philips Patentverwaltung GmbH | MR-Verfahren zur Bestimmung der Kernmagnetisierungsverteilung mit einer Oberflächenspulen-Anordnung |
| US5551430A (en) * | 1994-08-05 | 1996-09-03 | Picker International, Inc. | RF coil identification and testing interface for NMR systems |
| EP0826976A3 (de) * | 1996-08-28 | 1998-10-21 | Philips Patentverwaltung GmbH | MR-Anordnung mit einer Referenzspulen-Anordnung zur Rekonstruktion von MR-Bildern eines Spulen-Arrays |
| US5910728A (en) * | 1996-11-12 | 1999-06-08 | Beth Israel Deaconess Medical Center | Simultaneous acquisition of spatial harmonics (SMASH): ultra-fast imaging with radiofrequency coil arrays |
| US5928148A (en) * | 1997-06-02 | 1999-07-27 | Cornell Research Foundation, Inc. | Method for performing magnetic resonance angiography over a large field of view using table stepping |
| JPH11276452A (ja) * | 1998-03-31 | 1999-10-12 | Shimadzu Corp | Mrイメージング方法及びその装置 |
-
1998
- 1998-06-12 US US09/096,902 patent/US6134465A/en not_active Expired - Lifetime
-
1999
- 1999-06-02 IL IL13025299A patent/IL130252A0/xx unknown
- 1999-06-10 DE DE19926491A patent/DE19926491A1/de not_active Withdrawn
- 1999-06-11 JP JP16458099A patent/JP4584374B2/ja not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002097465A3 (en) * | 2000-01-20 | 2003-04-24 | Ge Med Sys Global Tech Co Llc | Mr data acquisition method, mr image display method and mri apparatus |
| DE10003712A1 (de) * | 2000-01-28 | 2001-08-09 | Siemens Ag | Verfahren zur Selektion einer Lokalantenne |
| DE10003712C2 (de) * | 2000-01-28 | 2002-12-12 | Siemens Ag | Verfahren zur Selektion einer Lokalantenne |
Also Published As
| Publication number | Publication date |
|---|---|
| IL130252A0 (en) | 2000-06-01 |
| US6134465A (en) | 2000-10-17 |
| JP4584374B2 (ja) | 2010-11-17 |
| JP2000083923A (ja) | 2000-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: A61B 5/055 AFI20051017BHDE |
|
| R016 | Response to examination communication | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20150101 |