IL83501A0 - Method and apparatus for mr imaging - Google Patents
Method and apparatus for mr imagingInfo
- Publication number
- IL83501A0 IL83501A0 IL83501A IL8350187A IL83501A0 IL 83501 A0 IL83501 A0 IL 83501A0 IL 83501 A IL83501 A IL 83501A IL 8350187 A IL8350187 A IL 8350187A IL 83501 A0 IL83501 A0 IL 83501A0
- Authority
- IL
- Israel
- Prior art keywords
- imaging
- 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
- G01R33/44—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
- G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
- G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Power Engineering (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Signal Processing (AREA)
- Cardiology (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 |
---|---|---|---|
US06/896,547 US4903704A (en) | 1986-08-14 | 1986-08-14 | Method and apparatus for MR imaging |
Publications (1)
Publication Number | Publication Date |
---|---|
IL83501A0 true IL83501A0 (en) | 1988-01-31 |
Family
ID=25406403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL83501A IL83501A0 (en) | 1986-08-14 | 1987-08-11 | Method and apparatus for mr imaging |
Country Status (6)
Country | Link |
---|---|
US (1) | US4903704A (xx) |
EP (1) | EP0256584B1 (xx) |
JP (1) | JP2628653B2 (xx) |
CA (1) | CA1272759A (xx) |
DE (1) | DE3769545D1 (xx) |
IL (1) | IL83501A0 (xx) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5154178A (en) * | 1990-10-09 | 1992-10-13 | Sri International | Method and apparatus for obtaining in-vivo nmr data from a moving subject |
JP2500206B2 (ja) * | 1991-03-26 | 1996-05-29 | 日本碍子株式会社 | セラミックス製品の焼成方法 |
US5239591A (en) * | 1991-07-03 | 1993-08-24 | U.S. Philips Corp. | Contour extraction in multi-phase, multi-slice cardiac mri studies by propagation of seed contours between images |
US5377680A (en) * | 1993-08-04 | 1995-01-03 | General Electric Company | MRI cardiac image produced by temporal data sharing |
US6032069A (en) * | 1998-05-01 | 2000-02-29 | Uab Research Foundation | Physiological triggering device for high-field magnetic-resonance instrumentation |
US7702377B2 (en) | 2004-04-27 | 2010-04-20 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging |
DE102005005916A1 (de) * | 2005-02-09 | 2006-08-17 | Siemens Ag | Verfahren und Tomographiegerät zur Erzeugung von tomographischen Aufnahmen eines schlagenden Herzens |
US7570733B2 (en) * | 2005-06-10 | 2009-08-04 | General Electric Company | Step-and-shoot cardiac CT imaging |
JP5537142B2 (ja) * | 2009-02-05 | 2014-07-02 | 株式会社東芝 | 磁気共鳴イメージング装置及び磁気共鳴撮像方法 |
JP5611667B2 (ja) * | 2010-05-21 | 2014-10-22 | 株式会社東芝 | X線コンピュータ断層撮影装置 |
US9504429B1 (en) * | 2012-06-28 | 2016-11-29 | Fonar Corporation | Apparatus for controlling the operation of an MRI system |
WO2014170854A1 (en) * | 2013-04-18 | 2014-10-23 | Koninklijke Philips N.V. | System and method for taking into account actual prepulse delay times in mri pulse sequences with shared prepulses |
DE102014217766A1 (de) | 2014-09-05 | 2016-03-10 | Siemens Aktiengesellschaft | Verfahren zum Erzeugen einer Mehrschichtaufnahme eines Herzes |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4245647A (en) * | 1978-12-06 | 1981-01-20 | General Electric Company | Arrhythmia rejection circuit for gated cardiac image display systems |
US4649930A (en) * | 1981-03-06 | 1987-03-17 | Siemens Gammasonics, Inc. | Apparatus for beat buffering techniques varified by arrhythmias detection for stopaction frames of cardiac function |
US4409550A (en) * | 1981-05-15 | 1983-10-11 | President And Fellows Of Harvard College | NMR Sodium images |
US4413233A (en) * | 1981-07-02 | 1983-11-01 | President And Fellows Of Harvard College | Dynamic NMR measurement |
JPS59155239A (ja) * | 1983-02-23 | 1984-09-04 | 株式会社東芝 | 診断用核磁気共鳴装置 |
DE3327731A1 (de) * | 1983-08-01 | 1985-02-21 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur gewinnung eines ekg-signals bei einem kernspintomographen |
US4602641A (en) * | 1983-08-15 | 1986-07-29 | The Regents Of The University Of California | Method and apparatus for NMR detection and imaging of flowing fluid nuclei |
DE3421045A1 (de) * | 1984-06-06 | 1985-12-12 | Siemens AG, 1000 Berlin und 8000 München | Vorrichtung zur steuerung einer nmr-bildaufnahme durch organbewegungen |
EP0172345B1 (de) * | 1984-08-01 | 1989-05-10 | Siemens Aktiengesellschaft | Gerät zur Erzeugung von Bildern eines Untersuchungsobjektes |
US4567893A (en) * | 1984-11-21 | 1986-02-04 | General Electric Company | Method of eliminating breathing artifacts in NMR imaging |
DE3514542A1 (de) * | 1985-04-22 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und vorrichtung zur zusammensetzung eines mr-bildes aus atemgesteuert aufgenommenen bilddaten |
NL8503525A (nl) * | 1985-12-20 | 1987-07-16 | Philips Nv | Mri-werkwijze en inrichting ter reductie van beweginsartefacten. |
-
1986
- 1986-08-14 US US06/896,547 patent/US4903704A/en not_active Expired - Lifetime
-
1987
- 1987-07-23 DE DE8787201421T patent/DE3769545D1/de not_active Expired - Lifetime
- 1987-07-23 EP EP87201421A patent/EP0256584B1/en not_active Expired
- 1987-08-11 JP JP62199244A patent/JP2628653B2/ja not_active Expired - Fee Related
- 1987-08-11 IL IL83501A patent/IL83501A0/xx unknown
- 1987-08-13 CA CA000544430A patent/CA1272759A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0256584A1 (en) | 1988-02-24 |
US4903704A (en) | 1990-02-27 |
JPS6349151A (ja) | 1988-03-01 |
EP0256584B1 (en) | 1991-04-24 |
JP2628653B2 (ja) | 1997-07-09 |
DE3769545D1 (de) | 1991-05-29 |
CA1272759A (en) | 1990-08-14 |
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