FR2837053B1 - Procede et systeme d'imagerie bi ou multi-energetique - Google Patents

Procede et systeme d'imagerie bi ou multi-energetique

Info

Publication number
FR2837053B1
FR2837053B1 FR0302785A FR0302785A FR2837053B1 FR 2837053 B1 FR2837053 B1 FR 2837053B1 FR 0302785 A FR0302785 A FR 0302785A FR 0302785 A FR0302785 A FR 0302785A FR 2837053 B1 FR2837053 B1 FR 2837053B1
Authority
FR
France
Prior art keywords
energetic
imaging
energetic imaging
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
Application number
FR0302785A
Other languages
English (en)
Other versions
FR2837053A1 (fr
Inventor
Kenneth Scott Kump
Jibril Odogba
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.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
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 GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Publication of FR2837053A1 publication Critical patent/FR2837053A1/fr
Application granted granted Critical
Publication of FR2837053B1 publication Critical patent/FR2837053B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4233—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. 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 for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20184—Detector read-out circuitry, e.g. for clearing of traps, compensating for traps or compensating for direct hits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
    • 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
    • H04N5/321—Transforming X-rays with video transmission of fluoroscopic images
    • H04N5/325—Image enhancement, e.g. by subtraction techniques using polyenergetic X-rays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/032—Transmission computed tomography [CT]
FR0302785A 2002-03-08 2003-03-06 Procede et systeme d'imagerie bi ou multi-energetique Expired - Fee Related FR2837053B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/683,992 US6931098B2 (en) 2002-03-08 2002-03-08 Method and system for dual or multiple energy imaging

Publications (2)

Publication Number Publication Date
FR2837053A1 FR2837053A1 (fr) 2003-09-12
FR2837053B1 true FR2837053B1 (fr) 2006-10-13

Family

ID=27789369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0302785A Expired - Fee Related FR2837053B1 (fr) 2002-03-08 2003-03-06 Procede et systeme d'imagerie bi ou multi-energetique

Country Status (4)

Country Link
US (1) US6931098B2 (fr)
JP (1) JP4360459B2 (fr)
DE (1) DE10310052A1 (fr)
FR (1) FR2837053B1 (fr)

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US7558412B2 (en) * 2004-02-06 2009-07-07 General Electric Company System and method for compensation of scintillator hysteresis in x-ray detectors
JP2005287773A (ja) * 2004-03-31 2005-10-20 Canon Inc 画像撮影装置及び画像撮影システム
US7417670B1 (en) * 2005-01-12 2008-08-26 Ambarella, Inc. Digital video camera with binning or skipping correction
WO2007017773A2 (fr) * 2005-08-09 2007-02-15 Koninklijke Philips Electronics, N.V. Systeme et procede d'imagerie par rayons x dynamique a double energie
DE602005007505D1 (de) * 2005-11-15 2008-07-24 Trophy X-ray source with a feedback loop in a radiography apparatus
US7292675B1 (en) * 2006-07-19 2007-11-06 General Electric Company Automatic protocol assistance methods and apparatus
JP2008167854A (ja) * 2007-01-10 2008-07-24 Shimadzu Corp 放射線撮像装置
JP2009082194A (ja) * 2007-09-27 2009-04-23 Fujifilm Corp 放射線変換パネル及び該放射線変換パネルを用いた放射線画像撮影方法
JP2009082195A (ja) * 2007-09-27 2009-04-23 Fujifilm Corp 放射線変換パネル及び放射線画像撮影方法
EP2050395A1 (fr) * 2007-10-18 2009-04-22 Paracelsus Medizinische Privatuniversität Procédés pour améliorer la qualité de détecteurs d'image et système correspondant
JP5042887B2 (ja) 2008-03-06 2012-10-03 富士フイルム株式会社 放射線画像撮影装置
EP2538244B1 (fr) * 2009-03-26 2016-12-14 Koninklijke Philips N.V. Acquisition de données
US8199875B2 (en) * 2009-12-11 2012-06-12 General Electric Company System and method of acquiring multi-energy CT imaging data
JP5683116B2 (ja) * 2010-01-27 2015-03-11 キヤノン株式会社 放射線撮影装置、その制御方法及びプログラム
CN102144927B (zh) * 2010-02-10 2012-12-12 清华大学 基于运动补偿的ct设备和方法
US8576986B2 (en) 2011-01-21 2013-11-05 General Electric Company X-ray system and method for sampling image data
US8396188B2 (en) 2011-01-21 2013-03-12 General Electric Company X-ray system and method for producing X-ray image data
US9629591B2 (en) 2011-01-21 2017-04-25 General Electric Company X-ray system and method with digital image acquisition
DE102011005055B4 (de) * 2011-03-03 2016-08-18 Siemens Healthcare Gmbh Verfahren zur Erstellung eines Dual-Energie-Röntgenbildes sowie entsprechendes Röntgensystem, Computerprogramm und elektronisch lesbarer Datenträger
US9195899B2 (en) * 2012-01-13 2015-11-24 Carestream Health, Inc. Self correcting portable digital radiography detector, methods and systems for same
DE102012200483A1 (de) * 2012-01-13 2013-07-18 Siemens Aktiengesellschaft Verfahren zur Erstellung einer Röntgenaufnahme und Röntgenaufnahmevorrichtung
DE102012219041B4 (de) 2012-10-18 2018-09-06 Siemens Healthcare Gmbh Bilddetektor und Verfahren zum Betrieb eines Bilddetektors
CN104838287B (zh) * 2012-12-12 2018-08-17 皇家飞利浦有限公司 用于光子计数探测器的自适应持续电流补偿
AU2015255872B2 (en) * 2014-05-08 2019-08-15 Lawrence Livermore National Security, Llc Ultralow-dose, feedback imaging with laser-compton x-ray and laser-compton gamma-ray sources
KR20150139375A (ko) * 2014-06-03 2015-12-11 삼성전자주식회사 엑스선 영상 장치 및 그 제어 방법
JP2016180625A (ja) * 2015-03-23 2016-10-13 株式会社東芝 放射線検出装置、入出力較正方法、及び入出力較正プログラム
US10136868B2 (en) 2015-09-03 2018-11-27 General Electric Company Fast dual energy for general radiography
JP6695232B2 (ja) * 2016-07-29 2020-05-20 富士フイルム株式会社 放射線画像撮影システム
GB2558238A (en) * 2016-12-22 2018-07-11 Smiths Heimann Sas Method and apparatus
JP7209552B2 (ja) * 2019-01-25 2023-01-20 キヤノンメディカルシステムズ株式会社 Ｘ線診断装置、ｘ線診断装置の制御方法、および画像処理装置

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US5432834A (en) * 1993-11-22 1995-07-11 Hologic, Inc. Whole-body dual-energy bone densitometry using a narrow angle fan beam to cover the entire body in successive scans
US5452338A (en) * 1994-07-07 1995-09-19 General Electric Company Method and system for real time offset correction in a large area solid state x-ray detector
US6018562A (en) * 1995-11-13 2000-01-25 The United States Of America As Represented By The Secretary Of The Army Apparatus and method for automatic recognition of concealed objects using multiple energy computed tomography
DE19631624C1 (de) * 1996-08-05 1997-10-23 Siemens Ag Röntgendiagnostikeinrichtung
US6115451A (en) 1998-12-22 2000-09-05 General Electric Company Artifact elimination in digital radiography
US6418189B1 (en) * 2000-01-24 2002-07-09 Analogic Corporation Explosive material detection apparatus and method using dual energy information of a scan
US6343112B1 (en) 2000-12-14 2002-01-29 Ge Medical Systems Global Technology Company, Llc Method and apparatus for reducing photoconductive effects in dual energy applications of solid state digital X-ray detectors
US6393097B1 (en) * 2000-12-22 2002-05-21 Ge Medical Systems Global Technology Company, Llc Digital detector method for dual energy imaging
US6643536B2 (en) * 2000-12-29 2003-11-04 Ge Medical Systems Global Technology Company, Llc System and method for synchronization of the acquisition of images with the cardiac cycle for dual energy imaging
US6404852B1 (en) * 2001-03-15 2002-06-11 Ge Medical Systems Global Technology Company Overhead reduction due to scrubbing or partial readout of x-ray detectors

Also Published As

Publication number Publication date
US6931098B2 (en) 2005-08-16
JP4360459B2 (ja) 2009-11-11
DE10310052A1 (de) 2003-11-27
US20030169850A1 (en) 2003-09-11
FR2837053A1 (fr) 2003-09-12
JP2003284710A (ja) 2003-10-07

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Year of fee payment: 13

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Effective date: 20161130