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FR2505168B1 - Appareil et procede pour produire une image projetee d'une matiere de contraste administree dans une region du corps - Google Patents

Appareil et procede pour produire une image projetee d'une matiere de contraste administree dans une region du corps

Info

Publication number
FR2505168B1
FR2505168B1 FR8207711A FR8207711A FR2505168B1 FR 2505168 B1 FR2505168 B1 FR 2505168B1 FR 8207711 A FR8207711 A FR 8207711A FR 8207711 A FR8207711 A FR 8207711A FR 2505168 B1 FR2505168 B1 FR 2505168B1
Authority
FR
France
Prior art keywords
producing
body region
projected image
administered contrast
matter
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
Application number
FR8207711A
Other languages
English (en)
Other versions
FR2505168A1 (fr
Inventor
William Ralph Brody
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.)
Leland Stanford Junior University
Original Assignee
Leland Stanford Junior University
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
Application filed by Leland Stanford Junior University filed Critical Leland Stanford Junior University
Publication of FR2505168A1 publication Critical patent/FR2505168A1/fr
Application granted granted Critical
Publication of FR2505168B1 publication Critical patent/FR2505168B1/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays
    • H04N5/3205—Transforming X-rays using subtraction imaging techniques

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR8207711A 1981-05-05 1982-05-04 Appareil et procede pour produire une image projetee d'une matiere de contraste administree dans une region du corps Expired FR2505168B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/260,694 US4445226A (en) 1981-05-05 1981-05-05 Multiple-energy X-ray subtraction imaging system

Publications (2)

Publication Number Publication Date
FR2505168A1 FR2505168A1 (fr) 1982-11-12
FR2505168B1 true FR2505168B1 (fr) 1986-07-11

Family

ID=22990214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8207711A Expired FR2505168B1 (fr) 1981-05-05 1982-05-04 Appareil et procede pour produire une image projetee d'une matiere de contraste administree dans une region du corps

Country Status (8)

Country Link
US (1) US4445226A (fr)
JP (1) JPS5832744A (fr)
DE (1) DE3216458A1 (fr)
ES (1) ES8306961A1 (fr)
FR (1) FR2505168B1 (fr)
GB (1) GB2098425B (fr)
IL (1) IL65676A (fr)
NL (1) NL191280B (fr)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393402A (en) * 1981-06-08 1983-07-12 General Electric Company Subtraction fluoroscopy method and apparatus
US4506327A (en) * 1981-11-23 1985-03-19 General Electric Company Limited-angle imaging using multiple energy scanning
US4482918A (en) * 1982-04-26 1984-11-13 General Electric Company Method and apparatus for X-ray image subtraction
DE3221179A1 (de) * 1982-06-04 1983-12-08 Siemens AG, 1000 Berlin und 8000 München Schichtaufnahmegeraet zur herstellung von transversalschichtbildern
US4626688A (en) 1982-11-26 1986-12-02 Barnes Gary T Split energy level radiation detection
US4542459A (en) * 1982-11-26 1985-09-17 General Electric Company Matched filter for x-ray hybrid subtraction
US4503461A (en) * 1983-02-22 1985-03-05 The Board Of Trustees Of The Leland, Stanford Junior University Multiple measurement noise reducing system using space-variant filters
US4499493A (en) * 1983-02-22 1985-02-12 The Board Of Trustees Of The Leland Stanford Junior University Multiple measurement noise reducing system using artifact edge identification and selective signal processing
JPS59200636A (ja) * 1983-04-27 1984-11-14 株式会社東芝 Ｘ線ｃｔ装置
US4528685A (en) * 1983-05-16 1985-07-09 General Electric Company X-ray beam filter device
EP0142841A3 (fr) * 1983-11-18 1987-04-29 Kabushiki Kaisha Toshiba Dispositif limiteur de faisceau pour un appareil de radiodiagnostic
NL8304398A (nl) * 1983-12-22 1985-07-16 Philips Nv Roentgenonderzoekapparaat met selectief filter.
US4559557A (en) * 1984-06-01 1985-12-17 General Electric Company Region-of-interest digital subtraction angiography
NL8401946A (nl) * 1984-06-19 1986-01-16 Optische Ind De Oude Delft Nv Stelsel voor het detecteren van twee roentgenstralingsenergieen.
DE3588123T2 (de) * 1984-10-16 1997-01-23 Fuji Photo Film Co Ltd Vorrichtung zum Aufzeichnen und Auslesen eines Strahlungsbildes
JPS61124058A (ja) * 1984-11-20 1986-06-11 Matsushita Electric Ind Co Ltd ペ−スト式カドミウム負極の製造法
JPS61193363A (ja) * 1985-02-20 1986-08-27 Shin Kobe Electric Mach Co Ltd ニツケル・カドミウムアルカリ蓄電池
DE3517101C1 (de) * 1985-05-11 1986-10-09 Deutsches Elektronen-Synchrotron Desy, 2000 Hamburg Vorrichtung zur digitalen Subtraktions-Angiographie im Energiesubstraktions-Modus
US4647779A (en) * 1985-05-13 1987-03-03 Clayton Foundation For Research Multiple layer positron emission tomography camera
US4677299A (en) * 1985-05-13 1987-06-30 Clayton Foundation For Research Multiple layer positron emission tomography camera
US4780897A (en) * 1986-05-06 1988-10-25 General Electric Company Dual energy imaging with kinestatic charge detector
US5040199A (en) * 1986-07-14 1991-08-13 Hologic, Inc. Apparatus and method for analysis using x-rays
US5148455A (en) * 1986-07-14 1992-09-15 Hologic, Inc. Bone densitometer
EP0257199B1 (fr) * 1986-07-18 1992-11-11 Siemens Aktiengesellschaft Dispositif pour la destruction de calculs
JPS6395033A (ja) * 1986-10-09 1988-04-26 株式会社日立製作所 分光型放射線画像撮影装置
JPH03106343A (ja) * 1989-09-20 1991-05-02 Shimadzu Corp Ｘ線画像診断装置
US6031892A (en) * 1989-12-05 2000-02-29 University Of Massachusetts Medical Center System for quantitative radiographic imaging
US5150394A (en) * 1989-12-05 1992-09-22 University Of Massachusetts Medical School Dual-energy system for quantitative radiographic imaging
WO1994006351A1 (fr) * 1991-02-13 1994-03-31 Lunar Corporation Analyse et determination automatique de morphologie osseuse
US5509042A (en) * 1991-02-13 1996-04-16 Lunar Corporation Automated determination and analysis of bone morphology
US5228068A (en) * 1992-09-14 1993-07-13 Lunar Corporation Device and method for automated determination and analysis of bone density and vertebral morphology
US5577089A (en) * 1991-02-13 1996-11-19 Lunar Corporation Device and method for analysis of bone morphology
DE4215343A1 (de) * 1992-05-09 1993-11-11 Philips Patentverwaltung Filterverfahren für ein Röntgensystem und Anordnung zur Durchführung eines solchen Filterverfahrens
JPH08265647A (ja) * 1995-03-20 1996-10-11 Fuji Photo Film Co Ltd 放射線画像における経時変化量検出方法および装置
US6284410B1 (en) 1997-08-01 2001-09-04 Duracell Inc. Zinc electrode particle form
US6487274B2 (en) 2001-01-29 2002-11-26 Siemens Medical Solutions Usa, Inc. X-ray target assembly and radiation therapy systems and methods
US7627078B2 (en) * 2002-11-08 2009-12-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for detecting structural, perfusion, and functional abnormalities
US6891918B2 (en) * 2002-11-27 2005-05-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for acquiring perfusion data
US6813333B2 (en) * 2002-11-27 2004-11-02 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for detecting structural, perfusion, and functional abnormalities
US7120222B2 (en) * 2003-06-05 2006-10-10 General Electric Company CT imaging system with multiple peak x-ray source
JP3942178B2 (ja) * 2003-07-29 2007-07-11 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 Ｘ線ｃｔシステム
JP4647360B2 (ja) * 2004-04-05 2011-03-09 富士フイルム株式会社 差分画像作成装置、差分画像作成方法、及び、そのプログラム
WO2008020886A2 (fr) * 2006-02-09 2008-02-21 L-3 Communications Security And Detection Systems, Inc. Systèmes et procédés de balayage par rayonnement
JP2009022450A (ja) * 2007-07-18 2009-02-05 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置および画像作成方法
JP5680718B2 (ja) * 2007-08-15 2015-03-04 富士フイルム株式会社 画像成分分離装置、方法、およびプログラム
US7724865B2 (en) * 2007-08-22 2010-05-25 General Electric Company System and method of optimizing a monochromatic representation of basis material decomposed CT images
US9070181B2 (en) * 2007-12-21 2015-06-30 General Electric Company System and method for extracting features of interest from an image
US8019044B2 (en) * 2008-02-15 2011-09-13 Shkumat Nick A Image acquisition for dual energy imaging
JP5368772B2 (ja) 2008-11-11 2013-12-18 浜松ホトニクス株式会社 放射線検出装置、放射線画像取得システム及び放射線の検出方法
JP5559471B2 (ja) 2008-11-11 2014-07-23 浜松ホトニクス株式会社 放射線検出装置、放射線画像取得システム、放射線検査システム、及び放射線検出方法
JP2011067333A (ja) * 2009-09-25 2011-04-07 Fujifilm Corp 放射線画像撮影装置及び撮影制御装置
KR101669434B1 (ko) * 2010-01-06 2016-10-27 삼성전자주식회사 멀티-에너지 Ｘ－ｒａｙ 영상 처리 방법 및 그 시스템
US9414792B2 (en) 2011-06-17 2016-08-16 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
US9521982B2 (en) * 2011-06-17 2016-12-20 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
US9069092B2 (en) 2012-02-22 2015-06-30 L-3 Communication Security and Detection Systems Corp. X-ray imager with sparse detector array
JP7161297B2 (ja) * 2018-03-20 2022-10-26 キヤノン株式会社 放射線撮影システム、画像処理装置、撮影制御装置及びその作動方法、プログラム
EP3649955A1 (fr) * 2018-11-07 2020-05-13 Koninklijke Philips N.V. Suivi de bolus spectral par moyen de deep learning

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582651A (en) * 1968-08-22 1971-06-01 Westinghouse Electric Corp X-ray image storage,reproduction and comparison system
US3848130A (en) * 1973-06-25 1974-11-12 A Macovski Selective material x-ray imaging system
US3974386A (en) * 1974-07-12 1976-08-10 Wisconsin Alumni Research Foundation Differential X-ray method and apparatus
US3974380A (en) * 1975-01-17 1976-08-10 Balzers Patent-Und Beteiligungs Ag Mass spectrometer
US4029963A (en) * 1976-07-30 1977-06-14 The Board Of Trustees Of Leland Stanford Junior University X-ray spectral decomposition imaging system
GB2020945B (en) * 1978-05-16 1982-12-01 Wisconsin Alumni Res Found Real-time digital x-ray substraction imaging
NL184298C (nl) * 1979-07-19 1989-06-01 Philips Nv Inrichting voor verschilbeeldbepaling.
DE3018129C1 (de) * 1980-05-12 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung zur Erstellung von Substraktionsbildern
NL8003354A (nl) * 1980-06-09 1982-01-04 Philips Nv Stralingsonderzoekapparaat met beeldsubtractie.

Also Published As

Publication number Publication date
NL191280B (nl) 1994-12-01
ES512571A0 (es) 1983-06-16
JPH0369533B2 (fr) 1991-11-01
GB2098425B (en) 1985-06-12
US4445226A (en) 1984-04-24
FR2505168A1 (fr) 1982-11-12
NL8201836A (nl) 1982-12-01
IL65676A0 (en) 1982-08-31
GB2098425A (en) 1982-11-17
DE3216458A1 (de) 1982-11-25
IL65676A (en) 1985-02-28
DE3216458C2 (fr) 1989-11-23
JPS5832744A (ja) 1983-02-25
ES8306961A1 (es) 1983-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse