DE69413128D1 - Verfahren und Vorrichtung zur Bilderzeugung mittels magnetischer Resonanz - Google Patents
Verfahren und Vorrichtung zur Bilderzeugung mittels magnetischer ResonanzInfo
- Publication number
- DE69413128D1 DE69413128D1 DE69413128T DE69413128T DE69413128D1 DE 69413128 D1 DE69413128 D1 DE 69413128D1 DE 69413128 T DE69413128 T DE 69413128T DE 69413128 T DE69413128 T DE 69413128T DE 69413128 D1 DE69413128 D1 DE 69413128D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic resonance
- resonance imaging
- imaging method
- magnetic
- resonance
- 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.)
- Expired - Fee Related
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
- G01R33/44—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
- G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
- G01R33/5635—Angiography, e.g. contrast-enhanced angiography [CE-MRA] or time-of-flight angiography [TOF-MRA]
-
- 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
- G01R33/5605—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by transferring coherence or polarization from a spin species to another, e.g. creating magnetization transfer contrast [MTC], polarization transfer using nuclear Overhauser enhancement [NOE]
Landscapes
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- High Energy & Nuclear Physics (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 |
---|---|---|---|
EP93201585 | 1993-06-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69413128D1 true DE69413128D1 (de) | 1998-10-15 |
DE69413128T2 DE69413128T2 (de) | 1999-04-15 |
Family
ID=8213865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69413128T Expired - Fee Related DE69413128T2 (de) | 1993-06-02 | 1994-05-26 | Verfahren und Vorrichtung zur Bilderzeugung mittels magnetischer Resonanz |
Country Status (4)
Country | Link |
---|---|
US (1) | US5792054A (de) |
EP (1) | EP0628836B1 (de) |
JP (1) | JP3485125B2 (de) |
DE (1) | DE69413128T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0628836B1 (de) | 1993-06-02 | 1998-09-09 | Koninklijke Philips Electronics N.V. | Verfahren und Vorrichtung zur Bilderzeugung mittels magnetischer Resonanz |
JPH10151846A (ja) * | 1996-11-21 | 1998-06-09 | Oji Paper Co Ltd | インクジェット記録体 |
US6980845B1 (en) * | 1998-04-13 | 2005-12-27 | The Trustees Of The University Of Pennsylvania | Multi-slice cerebral blood flow imaging with continuous arterial spin labeling MRI |
US8457711B2 (en) * | 2007-02-01 | 2013-06-04 | Beth Israel Deaconess Medical Center, Inc. | Magnetic resonance imaging of coronary venous structures |
US20100201361A1 (en) * | 2007-05-03 | 2010-08-12 | Edelman Robert R | System and method for passive catheter tracking with magnetic resonance imaging |
US20080272776A1 (en) * | 2007-05-03 | 2008-11-06 | Edelman Robert R | Magnetic resonance image acquisition with suppression of background tissues and rf water excitation at offset frequency |
WO2008141293A2 (en) * | 2007-05-11 | 2008-11-20 | The Board Of Regents Of The University Of Oklahoma One Partner's Place | Image segmentation system and method |
US10534054B2 (en) * | 2016-01-04 | 2020-01-14 | Canon Medical Systems Corporation | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5050609B1 (en) * | 1987-10-04 | 1999-11-02 | Us Health | Magnetization transfer contrast and proton relaxation and use thereof in magnetic resonance imaging |
US4849697A (en) * | 1988-06-27 | 1989-07-18 | General Electric Company | Three-dimensional magnetic resonance flow-contrast angiography with suppression of stationary material |
FI83820C (fi) * | 1989-11-27 | 1991-08-26 | Instrumentarium Oy | Bildtagningsfoerfarande. |
FI86505C (fi) * | 1990-05-29 | 1992-09-10 | Instrumentarium Oy | Undersoekningsfoerfarande. |
US5250898A (en) * | 1991-08-09 | 1993-10-05 | Board Of Trustees Of The Leland Stanford Junior University | Method and means for magnetic resonance imaging and spectroscopy using pulsed saturation transfer contrast |
US5270652A (en) * | 1992-05-20 | 1993-12-14 | North American Philips Corporation | MR method and apparatus employing magnetization transfer contrast inducing fat-selective RF pulse |
US5320099A (en) * | 1992-08-07 | 1994-06-14 | Trustees Of The University Of Penna. | MR angiography using steady-state transport-induced adiabatic fast passage |
US5339035A (en) * | 1993-05-07 | 1994-08-16 | General Electric Company | MR imaging with rectangular magnetization transfer pulse |
JP3396507B2 (ja) * | 1993-05-12 | 2003-04-14 | 株式会社東芝 | Mr撮像方法および磁気共鳴イメージング装置 |
EP0628836B1 (de) | 1993-06-02 | 1998-09-09 | Koninklijke Philips Electronics N.V. | Verfahren und Vorrichtung zur Bilderzeugung mittels magnetischer Resonanz |
-
1994
- 1994-05-26 EP EP94201486A patent/EP0628836B1/de not_active Expired - Lifetime
- 1994-05-26 DE DE69413128T patent/DE69413128T2/de not_active Expired - Fee Related
- 1994-05-30 JP JP11700894A patent/JP3485125B2/ja not_active Expired - Fee Related
-
1996
- 1996-09-12 US US08/712,953 patent/US5792054A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3485125B2 (ja) | 2004-01-13 |
DE69413128T2 (de) | 1999-04-15 |
US5792054A (en) | 1998-08-11 |
EP0628836A1 (de) | 1994-12-14 |
JPH0767852A (ja) | 1995-03-14 |
EP0628836B1 (de) | 1998-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |