DE3751715T2 - Zeitgruppiertes Kodierungsgerät für Herz- und Atmungssignale und Methode zum Gruppieren derselben - Google Patents
Zeitgruppiertes Kodierungsgerät für Herz- und Atmungssignale und Methode zum Gruppieren derselbenInfo
- Publication number
- DE3751715T2 DE3751715T2 DE3751715T DE3751715T DE3751715T2 DE 3751715 T2 DE3751715 T2 DE 3751715T2 DE 3751715 T DE3751715 T DE 3751715T DE 3751715 T DE3751715 T DE 3751715T DE 3751715 T2 DE3751715 T2 DE 3751715T2
- Authority
- DE
- Germany
- Prior art keywords
- grouping
- heart
- same
- time
- coding device
- 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 - Lifetime
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
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7271—Specific aspects of physiological measurement analysis
- A61B5/7285—Specific aspects of physiological measurement analysis for synchronising or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physiology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Signal Processing (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- High Energy & Nuclear Physics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Psychiatry (AREA)
- Cardiology (AREA)
- Power Engineering (AREA)
- Pulmonology (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 |
---|---|---|---|
US06/921,980 US4855910A (en) | 1986-10-22 | 1986-10-22 | Time-clustered cardio-respiratory encoder and method for clustering cardio-respiratory signals |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3751715D1 DE3751715D1 (de) | 1996-03-28 |
DE3751715T2 true DE3751715T2 (de) | 1996-09-12 |
Family
ID=25446294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3751715T Expired - Lifetime DE3751715T2 (de) | 1986-10-22 | 1987-10-20 | Zeitgruppiertes Kodierungsgerät für Herz- und Atmungssignale und Methode zum Gruppieren derselben |
Country Status (4)
Country | Link |
---|---|
US (1) | US4855910A (de) |
EP (1) | EP0269147B1 (de) |
JP (1) | JPH0763458B2 (de) |
DE (1) | DE3751715T2 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2616936B1 (fr) * | 1987-06-19 | 1989-10-13 | Thomson Cgr | Procede de prise en compte, dans une image, des mouvements d'un objet |
US5277182A (en) * | 1988-03-14 | 1994-01-11 | Hitachi, Ltd. | Coronory artery imaging method and apparatus |
JP2646663B2 (ja) * | 1988-06-07 | 1997-08-27 | 株式会社日立製作所 | 動体イメージング方法およびその装置 |
JPH02243134A (ja) * | 1989-03-17 | 1990-09-27 | Toshiba Corp | 磁気共鳴イメージング装置 |
US5315512A (en) * | 1989-09-01 | 1994-05-24 | Montefiore Medical Center | Apparatus and method for generating image representations of a body utilizing an ultrasonic imaging subsystem and a three-dimensional digitizer subsystem |
US5273038A (en) * | 1990-07-09 | 1993-12-28 | Beavin William C | Computer simulation of live organ |
US5251128A (en) * | 1990-11-19 | 1993-10-05 | General Electric Company | Motion artifact reduction in projection imaging |
GB9025344D0 (en) * | 1990-11-21 | 1991-01-02 | Marconi Gec Ltd | Nuclear magnetic resonance methods and apparatus |
US5432544A (en) * | 1991-02-11 | 1995-07-11 | Susana Ziarati | Magnet room display of MRI and ultrasound images |
US5157330A (en) * | 1991-02-22 | 1992-10-20 | The Regents Of The University Of California | Method and apparatus for compensating magnetic field inhomogeneity artifact in MRI |
JP3382978B2 (ja) * | 1991-10-16 | 2003-03-04 | 東芝医用システムエンジニアリング株式会社 | 医用データ保管システム及びその制御方法 |
US5348011A (en) * | 1991-11-14 | 1994-09-20 | Picker International, Inc. | Shared excitation phase encode grouping for improved throughput cardiac gated MRI cine imaging |
JP3237900B2 (ja) * | 1992-06-19 | 2001-12-10 | 株式会社東芝 | 画像表示システム |
WO1994004977A1 (de) * | 1992-08-11 | 1994-03-03 | Siemens Aktiengesellschaft | Bildfolgen-referenzspeicherverfahren zur störsignalunterdrückung und ausfilterung bei medizinischen bildfolgen |
US5797843A (en) * | 1992-11-03 | 1998-08-25 | Eastman Kodak Comapny | Enhancement of organ wall motion discrimination via use of superimposed organ images |
US5788640A (en) * | 1995-10-26 | 1998-08-04 | Peters; Robert Mitchell | System and method for performing fuzzy cluster classification of stress tests |
CA2196118A1 (en) * | 1997-01-28 | 1998-07-28 | Cheryl Elizabeth Harris | Method and apparatus for imprinting an electro-cardiogram tracing on a greeting card and other articles |
US6198285B1 (en) | 1997-11-28 | 2001-03-06 | Hitachi Medical Corporation | In-room MRI display terminal and remote control system |
US6032069A (en) * | 1998-05-01 | 2000-02-29 | Uab Research Foundation | Physiological triggering device for high-field magnetic-resonance instrumentation |
US8788020B2 (en) * | 1998-10-23 | 2014-07-22 | Varian Medical Systems, Inc. | Method and system for radiation application |
US6937696B1 (en) | 1998-10-23 | 2005-08-30 | Varian Medical Systems Technologies, Inc. | Method and system for predictive physiological gating |
US6205871B1 (en) * | 1998-12-22 | 2001-03-27 | The Regents Of The University Of California | Vascular phantoms |
US6501979B1 (en) | 2000-03-09 | 2002-12-31 | Koninklijke Philips Electronics N.V. | Methods and devices for combined ECG and PPU controlled magnetic resonance imaging |
US6735563B1 (en) * | 2000-07-13 | 2004-05-11 | Qualcomm, Inc. | Method and apparatus for constructing voice templates for a speaker-independent voice recognition system |
DE10052870B4 (de) * | 2000-10-20 | 2005-06-23 | Siemens Ag | Vorrichtung zur automatischen Sortierung periodischer Datensätze |
US20040249264A1 (en) * | 2001-07-31 | 2004-12-09 | Salgo Ivan S. | Medical triggering device |
DE10154799B4 (de) * | 2001-11-08 | 2005-08-18 | Siemens Ag | Bildgebendes medizinisches Diagnosegerät und Verfahren zum Betrieb eines Magnetresonanzgeräts in der Medizin |
EP1660901B1 (de) * | 2003-08-27 | 2010-02-10 | Koninklijke Philips Electronics N.V. | Verfahren zur herz-magnetresonanzabblindung |
US20050059880A1 (en) * | 2003-09-11 | 2005-03-17 | Mathias Sanjay George | ECG driven image reconstruction for cardiac imaging |
US9020575B2 (en) * | 2006-11-10 | 2015-04-28 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
JP5575356B2 (ja) * | 2006-11-17 | 2014-08-20 | 株式会社東芝 | 画像表示方法及びその装置並びに画像表示プログラム |
DE102007009182B4 (de) * | 2007-02-26 | 2016-09-22 | Siemens Healthcare Gmbh | Verfahren und Vorrichtung zur Bilddarstellung von sich zyklisch bewegenden Objekten |
JP5854575B2 (ja) * | 2007-12-10 | 2016-02-09 | 株式会社東芝 | 磁気共鳴イメージング装置 |
US10667727B2 (en) | 2008-09-05 | 2020-06-02 | Varian Medical Systems, Inc. | Systems and methods for determining a state of a patient |
US8170307B2 (en) | 2008-09-23 | 2012-05-01 | The Methodist Hospital | Automated wall motion quantification in aortic dissections |
US8738113B2 (en) * | 2010-09-30 | 2014-05-27 | University Of Utah Research Foundation | Retrospectively correlated turbo spin echo imaging |
US9161724B2 (en) * | 2012-07-20 | 2015-10-20 | Koninklijke Philips N.V. | Multi-cardiac sound gated imaging and post-processing of imaging data based on cardiac sound |
DE102016205718A1 (de) | 2016-04-06 | 2017-10-12 | Siemens Healthcare Gmbh | Verfahren zur Darstellung von medizinischen Bilddaten |
JP7183055B2 (ja) * | 2018-01-31 | 2022-12-05 | キヤノンメディカルシステムズ株式会社 | 画像再構成方法及び再構成装置 |
CN112649773B (zh) * | 2020-12-22 | 2023-05-26 | 上海联影医疗科技股份有限公司 | 磁共振扫描方法、装置、设备及存储介质 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59155239A (ja) * | 1983-02-23 | 1984-09-04 | 株式会社東芝 | 診断用核磁気共鳴装置 |
JPS61124855A (ja) * | 1984-11-21 | 1986-06-12 | Asahi Chem Ind Co Ltd | 核磁気共鳴を用いた画像情報導出方法 |
US4564017A (en) * | 1984-11-21 | 1986-01-14 | General Electric Company | Method and apparatus for respiration monitoring with an NMR scanner |
NL8403627A (nl) * | 1984-11-29 | 1986-06-16 | Philips Nv | Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam. |
US4614195A (en) * | 1984-12-18 | 1986-09-30 | General Electric Company | Method for reduction of motion artifacts in Fourier transform NMR imaging techniques |
US4663591A (en) * | 1985-08-16 | 1987-05-05 | General Electric Company | Method for reducing image artifacts due to periodic signal variations in NMR imaging |
-
1986
- 1986-10-22 US US06/921,980 patent/US4855910A/en not_active Expired - Lifetime
-
1987
- 1987-10-20 DE DE3751715T patent/DE3751715T2/de not_active Expired - Lifetime
- 1987-10-20 EP EP87202021A patent/EP0269147B1/de not_active Expired - Lifetime
- 1987-10-21 JP JP62264028A patent/JPH0763458B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3751715D1 (de) | 1996-03-28 |
EP0269147B1 (de) | 1996-02-21 |
EP0269147A2 (de) | 1988-06-01 |
US4855910A (en) | 1989-08-08 |
EP0269147A3 (en) | 1990-12-27 |
JPS63125250A (ja) | 1988-05-28 |
JPH0763458B2 (ja) | 1995-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: VOLMER, G., DIPL.-ING., PAT.-ANW., 52066 AACHEN |