NL1027190C2 - Beeldkwaliteitsverbetering voor SENSE bij lagesignaalgebieden. - Google Patents
Beeldkwaliteitsverbetering voor SENSE bij lagesignaalgebieden. Download PDFInfo
- Publication number
- NL1027190C2 NL1027190C2 NL1027190A NL1027190A NL1027190C2 NL 1027190 C2 NL1027190 C2 NL 1027190C2 NL 1027190 A NL1027190 A NL 1027190A NL 1027190 A NL1027190 A NL 1027190A NL 1027190 C2 NL1027190 C2 NL 1027190C2
- Authority
- NL
- Netherlands
- Prior art keywords
- scan
- overlap
- image
- generating
- response
- Prior art date
Links
- 230000006872 improvement Effects 0.000 title description 2
- 230000035945 sensitivity Effects 0.000 claims description 19
- 230000004044 response Effects 0.000 claims description 18
- 238000003384 imaging method Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000002595 magnetic resonance imaging Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010061245 Internal injury Diseases 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- 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
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
- G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Radiology & Medical Imaging (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Signal Processing (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60556603 | 2003-10-09 | ||
| US10/605,566 US6919722B2 (en) | 2003-10-09 | 2003-10-09 | Image quality improvement for SENSE with low signal regions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL1027190A1 NL1027190A1 (nl) | 2005-04-12 |
| NL1027190C2 true NL1027190C2 (nl) | 2006-01-31 |
Family
ID=34421878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL1027190A NL1027190C2 (nl) | 2003-10-09 | 2004-10-07 | Beeldkwaliteitsverbetering voor SENSE bij lagesignaalgebieden. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6919722B2 (enExample) |
| JP (1) | JP2005111276A (enExample) |
| NL (1) | NL1027190C2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006507072A (ja) * | 2002-11-26 | 2006-03-02 | 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 | 低次磁場中のｍｒｉコイル感度の決定 |
| WO2007124151A2 (en) * | 2006-04-21 | 2007-11-01 | The Trustees Of The University Of Pennsylvania | Rapid 3-dimensional bilateral breast mr imaging |
| JP4817381B2 (ja) * | 2006-10-17 | 2011-11-16 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| DE102007004620B4 (de) * | 2007-01-30 | 2010-02-04 | Siemens Ag | Verbessertes dreidimensionales schichtselektives Mehrschicht-Anregungsverfahren in der MRT-Bildgebung |
| EP2233941A1 (en) | 2009-03-25 | 2010-09-29 | Koninklijke Philips Electronics N.V. | MR imaging using parallel signal acquisition |
| US9277898B2 (en) * | 2012-12-27 | 2016-03-08 | General Electric Company | Stationary anterior phased array coil for simultaneous PET-MR imaging |
| JP6513336B2 (ja) | 2014-03-25 | 2019-05-15 | 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画像処理装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US20010043068A1 (en) * | 1999-12-03 | 2001-11-22 | Johns Hopkins University | Method for parallel spatial encoded MRI and apparatus, systems and other methods related thereto |
| US6326786B1 (en) * | 1998-04-17 | 2001-12-04 | U.S. Philips Corporation | Magnetic resonance imaging method and apparatus |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3193450B2 (ja) | 1992-05-20 | 2001-07-30 | ジーイー横河メディカルシステム株式会社 | Ｍｒｉ装置 |
| US6487435B2 (en) * | 1998-04-10 | 2002-11-26 | Wisconsin Alumni Research Foundation | Magnetic resonance angiography using undersampled 3D projection imaging |
| GB9926918D0 (en) * | 1999-11-15 | 2000-01-12 | Marconi Electronic Syst Ltd | Magnetic resonance imaging |
| JP3952247B2 (ja) * | 1999-12-08 | 2007-08-01 | 株式会社日立メディコ | 核磁気共鳴撮影装置 |
| US6777934B2 (en) * | 1999-12-08 | 2004-08-17 | Hitachi Medical Corporation | Magnetic resonance imaging method and apparatus |
| US6717406B2 (en) * | 2000-03-14 | 2004-04-06 | Beth Israel Deaconess Medical Center, Inc. | Parallel magnetic resonance imaging techniques using radiofrequency coil arrays |
| JP4047553B2 (ja) * | 2001-04-20 | 2008-02-13 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| US6486671B1 (en) | 2001-05-14 | 2002-11-26 | Ge Medical Systems Global Technologies Company Llc | MRI image quality improvement using matrix regularization |
| DE10144654B4 (de) * | 2001-09-11 | 2005-02-17 | Siemens Ag | Gerät und Verfahren zur Magnet-Resonanz-Bildgebung unter Verwendung einer verbesserten parallelen Akquisition |
| US7197353B2 (en) * | 2001-09-14 | 2007-03-27 | General Electric Company | Sensitivity encoding MRI acquisition method |
| US6771071B1 (en) * | 2001-11-06 | 2004-08-03 | The Texas A&M University System | Magnetic resonance imaging using a reduced number of echo acquisitions |
| DE10156178A1 (de) * | 2001-11-15 | 2003-06-05 | Philips Intellectual Property | Mammographie-Zusatz für MR-Elastographie |
| WO2003093854A1 (en) * | 2002-05-01 | 2003-11-13 | The Brigham And Women's Hospital, Inc. | Variable k-space-density parallel magnetic resonance imaging |
-
2003
- 2003-10-09 US US10/605,566 patent/US6919722B2/en not_active Expired - Fee Related
-
2004
- 2004-10-07 NL NL1027190A patent/NL1027190C2/nl not_active IP Right Cessation
- 2004-10-12 JP JP2004297722A patent/JP2005111276A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US6326786B1 (en) * | 1998-04-17 | 2001-12-04 | U.S. Philips Corporation | Magnetic resonance imaging method and apparatus |
| US20010043068A1 (en) * | 1999-12-03 | 2001-11-22 | Johns Hopkins University | Method for parallel spatial encoded MRI and apparatus, systems and other methods related thereto |
Also Published As
| Publication number | Publication date |
|---|---|
| US20050077896A1 (en) | 2005-04-14 |
| NL1027190A1 (nl) | 2005-04-12 |
| US6919722B2 (en) | 2005-07-19 |
| JP2005111276A (ja) | 2005-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AD1A | A request for search or an international type search has been filed | ||
| RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 20050927 |
|
| PD2B | A search report has been drawn up | ||
| V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20150501 |