DE69709425T2 - Dreidimensionale digitale Subtraktions-Angiographie mittels magnetischer Resonanz - Google Patents

Dreidimensionale digitale Subtraktions-Angiographie mittels magnetischer Resonanz

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Publication number
DE69709425T2
DE69709425T2 DE69709425T DE69709425T DE69709425T2 DE 69709425 T2 DE69709425 T2 DE 69709425T2 DE 69709425 T DE69709425 T DE 69709425T DE 69709425 T DE69709425 T DE 69709425T DE 69709425 T2 DE69709425 T2 DE 69709425T2
Authority
DE
Germany
Prior art keywords
magnetic resonance
dimensional digital
digital subtraction
subtraction angiography
angiography
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
Application number
DE69709425T
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English (en)
Other versions
DE69709425D1 (de
Inventor
Charles A Mistretta
Frank R Korosec
Thomas M Grist
Richard Frayne
Jason A Polzin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24495242&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69709425(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Application granted granted Critical
Publication of DE69709425D1 publication Critical patent/DE69709425D1/de
Publication of DE69709425T2 publication Critical patent/DE69709425T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01R33/561—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
    • G01R33/5619—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 by temporal sharing of data, e.g. keyhole, block regional interpolation scheme for k-Space [BRISK]
    • 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
    • G01R33/563—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
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56325—Cine imaging

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (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)
  • Vascular Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69709425T 1996-03-26 1997-03-20 Dreidimensionale digitale Subtraktions-Angiographie mittels magnetischer Resonanz Expired - Lifetime DE69709425T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/622,718 US5713358A (en) 1996-03-26 1996-03-26 Method for producing a time-resolved series of 3D magnetic resonance angiograms during the first passage of contrast agent

Publications (2)

Publication Number Publication Date
DE69709425D1 DE69709425D1 (de) 2002-02-07
DE69709425T2 true DE69709425T2 (de) 2002-09-12

Family

ID=24495242

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709425T Expired - Lifetime DE69709425T2 (de) 1996-03-26 1997-03-20 Dreidimensionale digitale Subtraktions-Angiographie mittels magnetischer Resonanz

Country Status (4)

Country Link
US (1) US5713358A (de)
EP (1) EP0798566B1 (de)
JP (3) JPH105191A (de)
DE (1) DE69709425T2 (de)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044290A (en) * 1997-04-11 2000-03-28 Wisconsin Alumni Research Foundation Time-resolved digital subtraction magnetic resonance angiography using echo-planar imaging
US5873825A (en) * 1997-04-11 1999-02-23 Wisconsin Alumni Research Foundation Three dimensional digital subtraction magnetic resonance angiography with limited k-space mask
US7048716B1 (en) 1997-05-15 2006-05-23 Stanford University MR-compatible devices
US6272370B1 (en) 1998-08-07 2001-08-07 The Regents Of University Of Minnesota MR-visible medical device for neurological interventions using nonlinear magnetic stereotaxis and a method imaging
US6026316A (en) * 1997-05-15 2000-02-15 Regents Of The University Of Minnesota Method and apparatus for use with MR imaging
US6031375A (en) * 1997-11-26 2000-02-29 The Johns Hopkins University Method of magnetic resonance analysis employing cylindrical coordinates and an associated apparatus
ATE504007T1 (de) * 1997-12-12 2011-04-15 Wisconsin Alumni Res Found Schnelle magnetresonanzbildgebung unter verwendung radialer projektionen
US6144200A (en) * 1998-02-20 2000-11-07 General Electric Company Acquisition of segmented MRI cardiac data using an EPI pulse sequence
US6381486B1 (en) 1999-01-08 2002-04-30 Wisconsin Alumni Research Foundation Magnetic resonance angiography with vessel segmentation
US6463317B1 (en) 1998-05-19 2002-10-08 Regents Of The University Of Minnesota Device and method for the endovascular treatment of aneurysms
JP3051374B2 (ja) * 1998-07-21 2000-06-12 ジーイー横河メディカルシステム株式会社 磁気共鳴撮像装置
CN1075128C (zh) * 1998-08-06 2001-11-21 武汉钢铁(集团)公司 一种制造精密封闭空腔零件的方法
US6233475B1 (en) * 1998-09-18 2001-05-15 Synnybrook Health Science Center Method for coordinating MR angiography scan with arrival of bolus at imaging site
US6195579B1 (en) 1998-12-18 2001-02-27 Wisconsin Alumni Research Foundation Contrast detection and guided reconstruction in contrast-enhanced magnetic resonance angiography
US6295465B1 (en) * 1999-02-17 2001-09-25 Siemens Medical Systems, Inc. Myocardial perfusion studies using magnetic resonance imaging
US6425864B1 (en) * 1999-04-15 2002-07-30 General Electric Company Method and apparatus for optimal imaging of the peripheral vasculature
JP4379559B2 (ja) * 1999-04-30 2009-12-09 株式会社日立メディコ 磁気共鳴イメージング装置
US6377834B1 (en) 1999-05-19 2002-04-23 Wisconsin Alumni Research Foundation Real time in vivo measurement of temperature changes with contrast enhanced NMR imaging
DE19962847C2 (de) * 1999-12-24 2003-08-07 Forschungszentrum Juelich Gmbh Magnetresonanz-Bildgebungsverfahren mit Echo-Planar-Bildgebung
US6535821B2 (en) * 2000-02-11 2003-03-18 University Of Iowa Research Foundation System and method of bolus-chasing angiography with adaptive real-time computed tomography (CT)
US6946836B2 (en) 2000-04-25 2005-09-20 Kabushiki Kaisha Toshiba Magnetic resonance imaging involving movement of patient's couch
US6690961B1 (en) 2000-05-12 2004-02-10 Toshiba America Mri, Inc. Apparatus and method for transition between fluoro-mode and diagnostic mode magnetic resonance imaging
JP2004504910A (ja) 2000-07-31 2004-02-19 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 高速動的撮像を形成する磁気共鳴方法
US6603992B1 (en) * 2000-10-18 2003-08-05 Ge Medical Systems Global Technology Company, Llc Method and system for synchronizing magnetic resonance image acquisition to the arrival of a signal-enhancing contrast agent
US6653834B2 (en) 2000-11-14 2003-11-25 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method
US6639211B1 (en) * 2000-11-22 2003-10-28 Koninklijke Philips Electronics, N.V. Contrast-enhanced MRA including an effective zero-latency method of bolus detection
WO2002045584A1 (fr) * 2000-12-04 2002-06-13 Hitachi Medical Corporation Procede de mesure dans un dispositif d'imagerie par resonance magnetique et dispositif d'imagerie par resonance magnetique
US6459264B1 (en) 2001-02-22 2002-10-01 Mayo Foundation For Medical Education And Research Real-time embedded magnetic resonance fluoroscopy
JP3814157B2 (ja) * 2001-04-17 2006-08-23 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｍｒｉ装置
US20030028401A1 (en) * 2001-07-17 2003-02-06 Leon Kaufman Customizable lung report generator
US7130457B2 (en) * 2001-07-17 2006-10-31 Accuimage Diagnostics Corp. Systems and graphical user interface for analyzing body images
US6901277B2 (en) * 2001-07-17 2005-05-31 Accuimage Diagnostics Corp. Methods for generating a lung report
US6845260B2 (en) * 2001-07-18 2005-01-18 Koninklijke Philips Electronics N.V. Automatic vessel indentification for angiographic screening
US6597938B2 (en) 2001-08-16 2003-07-22 Koninklijke Philips Electronics, N.V. System for assistance of parameter determination and diagnosis in MRI dynamic uptake studies
US20030169911A1 (en) * 2001-12-11 2003-09-11 Snyder Gregory B. Method and apparatus for processing and displaying images of the arteries and veins
DE10161925B4 (de) * 2001-12-17 2005-08-18 Siemens Ag Verfahren zum Aufnehmen von Magnetresonanzsignalen eines Objekts mittels einer Magnetresonanzanlage und Rekonstruieren eines Bildes anhand der aufgenommenen Magnetresonanzsignale, sowie Computerprogrammprodukt und Magnetresonanzanlage
CN1649955A (zh) * 2002-03-07 2005-08-03 彼德罗弗姆公司 防尘合成物
US6683454B2 (en) * 2002-03-28 2004-01-27 Ge Medical Systems Global Technology Company, Llc Shifting of artifacts by reordering of k-space
DE10218515B4 (de) 2002-04-25 2005-12-29 Siemens Ag Verfahren zur Verbesserung des Gefäß-Gewebe-Kontrastes in der Time-of-flight Angiographie einer Magnetresonanz-Tomographie-Messung
US7623903B2 (en) * 2002-05-17 2009-11-24 Wacker Frank K Double contrast technique for MRI-guided vascular interventions
WO2003103491A1 (ja) * 2002-06-07 2003-12-18 株式会社日立メディコ 磁気共鳴イメージング装置
ATE432347T1 (de) * 2002-06-24 2009-06-15 Exiqon As Methoden und systeme zur detektion und isolation von nucleinsäuresequenzen
JP3995542B2 (ja) * 2002-06-28 2007-10-24 東芝医用システムエンジニアリング株式会社 磁気共鳴イメージング装置及び磁気共鳴イメージングのデータ収集方法
US6784664B2 (en) * 2002-12-11 2004-08-31 The Board Of Trustees Of The Leland Stanford Junior University Fast method for dynamic MR imaging
JP2006519081A (ja) * 2003-03-03 2006-08-24 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 磁気共鳴イメージング方法
JP2006519677A (ja) * 2003-03-07 2006-08-31 メイヨ フオンデーシヨン フオー メデイカル エジユケーシヨン アンド リサーチ 連続的テーブル移動を用いて時間分解ｍｒ画像を取得する方法
WO2004080302A1 (ja) * 2003-03-14 2004-09-23 Hitachi Medical Corporation 磁気共鳴イメージング装置
US7974679B2 (en) * 2003-06-27 2011-07-05 General Electric Company Method and apparatus to reduce image intensity variation during MR data acquisition
US7218106B2 (en) * 2003-12-04 2007-05-15 Kabushiki Kaisha Toshiba MRI with automatic contour-controlled separation between RF coil and object being imaged
JP4434753B2 (ja) * 2004-01-13 2010-03-17 株式会社東芝 磁気共鳴イメージング装置および磁気共鳴イメージング収集データの処理方法
US7522744B2 (en) * 2004-08-31 2009-04-21 University Of Iowa Research Foundation System and method for adaptive bolus chasing computed tomography (CT) angiography
JP4699739B2 (ja) * 2004-10-28 2011-06-15 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｍｒｉ装置
CN102488527B (zh) 2004-11-16 2015-06-10 拜耳医疗保健公司 从成像过程确定病人生理参数的系统和方法
JP5232473B2 (ja) 2004-11-24 2013-07-10 メドラッド インコーポレーテッド 注入処理中に生成される圧力をモデル化するためのシステム及び装置
DE102004060513B4 (de) * 2004-12-16 2011-06-22 Forschungszentrum Jülich GmbH, 52428 MR-Bildgebungsverfahren
JP5142979B2 (ja) * 2005-03-23 2013-02-13 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 緩和パラメータを空間的に分解して決定するための磁気共鳴方法
JP5113060B2 (ja) 2005-09-22 2013-01-09 ウイスコンシン アラムナイ リサーチ ファウンデーシヨン 拍動している心臓の画像の再構成法
JP2007125374A (ja) * 2005-10-05 2007-05-24 Toshiba Corp 磁気共鳴イメージング装置及び磁気共鳴血管造影方法
DE102006017470B4 (de) 2006-04-13 2010-07-22 Siemens Ag Verfahren zur Erzeugung von Magnetresonanzbildern und Magnetresonanzanlage hierfür
JP2008035895A (ja) * 2006-08-01 2008-02-21 Ziosoft Inc 画像処理方法および画像処理プログラム
US7609058B2 (en) 2006-11-17 2009-10-27 Siemens Medical Solutions Usa, Inc. Method and apparatus for generating a magnetic resonance data file
JP2010514506A (ja) * 2006-12-29 2010-05-06 メドラッド インコーポレーテッド 薬剤伝搬のモデリング
JP5486315B2 (ja) 2006-12-29 2014-05-07 メドラッド インコーポレーテッド 医療用注入手順用に患者ベースのパラメータを生成するシステム
US7991452B2 (en) * 2007-01-02 2011-08-02 Wisconsin Alumni Research Foundation Contrast enhanced MRA with highly constrained backprojection reconstruction using phase contrast composite image
US8214013B2 (en) * 2007-01-26 2012-07-03 Mayo Foundation For Medical Education And Research Accelerated shells trajectory MRI acquisition
US8219176B2 (en) * 2007-03-08 2012-07-10 Allegheny-Singer Research Institute Single coil parallel imaging
JP2008220861A (ja) * 2007-03-15 2008-09-25 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置および磁気共鳴イメージング方法
CN101281241B (zh) * 2007-04-06 2012-06-20 Ge医疗系统环球技术有限公司 Mri设备及其控制方法
US7541808B2 (en) * 2007-04-11 2009-06-02 Allegheny-Singer Research Institute Rapid MRI dynamic imaging using MACH
US20100201361A1 (en) * 2007-05-03 2010-08-12 Edelman Robert R System and method for passive catheter tracking with magnetic resonance imaging
US8428694B2 (en) * 2007-07-17 2013-04-23 Medrad, Inc. Methods for determination of parameters for a procedure, for estimation of cardiopulmonary function and for fluid delivery
CN101903911A (zh) * 2007-12-20 2010-12-01 皇家飞利浦电子股份有限公司 身体和身体轮廓的3d重建
US8608484B2 (en) 2008-03-04 2013-12-17 Medrad, Inc. Dynamic anthropomorphic cardiovascular phantom
US8315449B2 (en) 2008-06-24 2012-11-20 Medrad, Inc. Identification of regions of interest and extraction of time value curves in imaging procedures
US8688193B2 (en) * 2008-06-26 2014-04-01 Allegheny-Singer Research Institute Magnetic resonance imager, method and program which continuously applies steady-state free precession to k-space
EP2344032A4 (de) * 2008-10-14 2012-08-29 Mayo Foundation Verfahren für toa-mapping in der magnetresonanzbildgebung
US8131046B2 (en) * 2008-10-29 2012-03-06 Allegheny-Singer Research Institute Magnetic resonance imager using cylindrical offset region of excitation, and method
US9421330B2 (en) * 2008-11-03 2016-08-23 Bayer Healthcare Llc Mitigation of contrast-induced nephropathy
US8022700B2 (en) * 2008-11-07 2011-09-20 General Electric Company Method and apparatus for view ordering of magnetic resonance imaging data for dynamic studies
US20100234721A1 (en) * 2009-03-11 2010-09-16 Allegheny-Singer Research Institute Method and MRI for referenceless flow imaging
DE102009017775A1 (de) * 2009-04-20 2010-12-02 Siemens Aktiengesellschaft Verfahren, Magnetresonanzgerät und Computerprogramm zur Anzeige eines Fortschritts einer Akquisition von Messdaten eines Untersuchungsbereichs eines Patienten während einer kontinuierlichen Fahrt des Untersuchungsbereichs durch ein Magnetresonanzgerät
US8198892B2 (en) * 2009-04-22 2012-06-12 Allegheny-Singer Research Institute Steady-state-free-precession (SSFP) magnetic resonance imaging (MRI) and method
JP4862073B2 (ja) * 2009-09-14 2012-01-25 株式会社東芝 磁気共鳴イメージング装置および磁気共鳴イメージング収集データの処理方法
US8405394B2 (en) * 2009-10-20 2013-03-26 Allegheny-Singer Research Institute Targeted acquisition using holistic ordering (TACHO) approach for high signal to noise imaging
US9002430B2 (en) * 2010-01-04 2015-04-07 Mayo Foundation For Medical Education And Research System and method for combined time-resolved magnetic resonance angiography and perfusion imaging
US20110215805A1 (en) * 2010-03-03 2011-09-08 Allegheny-Singer Research Institute MRI and method using multi-slice imaging
US8653817B2 (en) 2010-04-02 2014-02-18 General Electric Company Accelerated pseudo-random data magnetic resonance imaging system and method
US8441257B2 (en) 2010-04-27 2013-05-14 Northshore University Healthsystem Time resolved spin labeled MRI cineangiography
BR112012033116A2 (pt) 2010-06-24 2016-10-25 Medrad Inc modelagem da propagação de fármaco e geração de parâmetro para protocolos de injeção
US8738113B2 (en) 2010-09-30 2014-05-27 University Of Utah Research Foundation Retrospectively correlated turbo spin echo imaging
DE102011005111B4 (de) 2011-03-04 2013-08-22 Siemens Aktiengesellschaft Betriebsverfahren für eine Lokalspule mit optimierter Datenübertragung
WO2013057629A2 (en) * 2011-10-18 2013-04-25 Koninklijke Philips Electronics N.V. Mr imaging using shared information among images with different contrast
CN103054570B (zh) * 2011-10-21 2014-12-17 上海联影医疗科技有限公司 一种无造影剂血管快速成像方法
CN103163496A (zh) * 2011-12-12 2013-06-19 中国科学院深圳先进技术研究院 平面回波成像方法及系统
US9733167B2 (en) * 2012-05-04 2017-08-15 University Of Rochester Method and device for preserving and imaging specimens while retaining information on the spatial orientation of specimens with respect to reference objects
BR112014028442A2 (pt) 2012-05-14 2018-04-24 Bayer Medical Care Inc. sistemas e métodos de protocolos de injeção de fluido farmacêutico com base em voltagem de tubo de raios x
CN103513204B (zh) * 2012-06-29 2016-03-30 西门子(深圳)磁共振有限公司 一种磁共振成像中k空间数据的轨迹校正方法和装置
DE102012216711A1 (de) 2012-09-19 2014-02-06 Siemens Aktiengesellschaft Erstellung einer Folge von Bilddatensätzen eines in einem Messvolumen einer Magnetresonanzanlage befindlichen Abbildungsgebiets
US9555379B2 (en) 2013-03-13 2017-01-31 Bayer Healthcare Llc Fluid path set with turbulent mixing chamber, backflow compensator
JP5684329B2 (ja) * 2013-06-07 2015-03-11 株式会社東芝 磁気共鳴イメージング装置
KR101857795B1 (ko) 2013-12-18 2018-05-14 삼성전자주식회사 자기 공명 영상 장치 및 그 동작방법
CN107750338B (zh) 2015-06-15 2020-12-22 皇家飞利浦有限公司 使用星形叠层采集的mr成像方法和设备
JP6548531B2 (ja) * 2015-09-03 2019-07-24 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
JP6695118B2 (ja) * 2015-09-30 2020-05-20 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴装置およびプログラム
EP3423130A1 (de) 2016-03-03 2019-01-09 Bayer Healthcare LLC System und verfahren zur verbesserten fluidabgabe in injektorsystem für mehrere fluide
US10359493B2 (en) * 2016-12-30 2019-07-23 General Electric Company MRI system and method for performing time resolved MR imaging of an object with grouped data acquisition
EP3676854A1 (de) 2017-08-31 2020-07-08 Bayer Healthcare LLC Beurteilung der impedanz eines flüssigkeitspfades zur verbesserung der flüssigkeitsabgabeleistung
EP3675930B1 (de) 2017-08-31 2024-01-17 Bayer Healthcare LLC Verfahren zur mechanischen kalibrierung der antriebselementposition und eines fluidinjektorsystems
US11478581B2 (en) 2017-08-31 2022-10-25 Bayer Healthcare Llc Fluid injector system volume compensation system and method
CA3068544A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc Method for dynamic pressure control in a fluid injector system
CA3067625C (en) 2017-08-31 2024-04-30 Bayer Healthcare Llc Injector pressure calibration system and method
US11642172B2 (en) * 2019-03-05 2023-05-09 Biosense Webster (Israel) Ltd. Showing catheter in brain
JP7292930B2 (ja) * 2019-04-03 2023-06-19 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
KR102272741B1 (ko) * 2019-07-11 2021-07-02 가톨릭대학교 산학협력단 4차원 자기공명 혈관조영술의 영상정보 후처리를 통한 3차원 감산 동맥조영술과 3차원 감산 정맥조영술 및 4차원 컬러 혈관조영술의 동시 구현 방법과 의료영상 시스템
JP2022013362A (ja) * 2020-07-03 2022-01-18 キヤノンメディカルシステムズ株式会社 画像生成装置

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204226A (en) * 1978-05-16 1980-05-20 Wisconsin Alumni Research Foundation Real-time digital X-ray time interval difference imaging
US4204225A (en) * 1978-05-16 1980-05-20 Wisconsin Alumni Research Foundation Real-time digital X-ray subtraction imaging
JPS56136065A (en) * 1980-03-27 1981-10-23 Victor Co Of Japan Ltd Data regenerator
JPS62139641A (ja) * 1985-12-16 1987-06-23 横河メディカルシステム株式会社 Ｎｍｒイメ−ジング装置
US4830012A (en) * 1987-08-14 1989-05-16 Duke University High speed NMR imaging method and apparatus
JPH02140145A (ja) * 1988-11-21 1990-05-29 Toshiba Corp 磁気共鳴イメージング装置
US4918396A (en) * 1989-04-05 1990-04-17 At&T Bell Laboratories Monitoring and/or control of optical amplifiers
US4986272A (en) * 1989-08-09 1991-01-22 Mayo Foundation For Medical Education And Research NMR imaging with variable repetition
JPH0475637A (ja) * 1990-07-17 1992-03-10 Toshiba Corp 磁気共鳴映像装置
JP3204505B2 (ja) * 1990-10-12 2001-09-04 株式会社東芝 核磁気共鳴イメージング装置
JPH04246327A (ja) * 1991-01-31 1992-09-02 Shimadzu Corp ダイナミックｍｒイメージング法
US5204627A (en) * 1991-03-14 1993-04-20 Wisconsin Alumni Research Foundation Adaptive NMR angiographic reprojection method
US5348011A (en) * 1991-11-14 1994-09-20 Picker International, Inc. Shared excitation phase encode grouping for improved throughput cardiac gated MRI cine imaging
US5522390A (en) * 1991-11-21 1996-06-04 U.S. Philips Corporation Magnetic resonance imaging method
US5303706A (en) * 1992-05-21 1994-04-19 North American Philips Corporation Directional interpolation for magnetic resonance angiography
JPH06114030A (ja) * 1992-09-30 1994-04-26 Shimadzu Corp Ｍｒイメージング装置
EP0615135B1 (de) * 1993-03-06 1998-09-09 Philips Patentverwaltung GmbH MR-Verfahren zur zwei- oder dreidimensionalen Abbildung eines Untersuchungsbereichs und Anordnung zur Durchführung des Verfahrens
DE4317028C3 (de) * 1993-05-21 2000-06-29 Martin Busch Verfahren zur Akquisition und Auswertung von Daten in einem Kernspin-Tomographen
JPH06343622A (ja) * 1993-06-04 1994-12-20 Hitachi Ltd 核磁気共鳴撮影方法
JP3283632B2 (ja) * 1993-06-04 2002-05-20 株式会社日立製作所 核磁気共鳴装置
US5417213A (en) * 1993-06-07 1995-05-23 Prince; Martin R. Magnetic resonance arteriography with dynamic intravenous contrast agents
US5377680A (en) * 1993-08-04 1995-01-03 General Electric Company MRI cardiac image produced by temporal data sharing
US5435303A (en) * 1993-08-04 1995-07-25 General Electric Company MRA image produced by temporal flow data sharing
DE4327325C1 (de) * 1993-08-13 1995-01-12 Siemens Ag Verfahren zur zeitaufgelösten MR-Bildgebung
JPH07325908A (ja) * 1994-06-01 1995-12-12 Ge Yokogawa Medical Syst Ltd 投影画像処理方法及び投影画像処理装置
US5485086A (en) * 1994-07-26 1996-01-16 The Board Of Trustees Of The Leland Stanford Junior University Continuous fluoroscopic MRI using spiral k-space scanning

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JP4011585B2 (ja) 2007-11-21
EP0798566A1 (de) 1997-10-01
EP0798566B1 (de) 2002-01-02
JPH105191A (ja) 1998-01-13
US5713358A (en) 1998-02-03
DE69709425D1 (de) 2002-02-07
JP2005095694A (ja) 2005-04-14

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