DE60136723D1 - Utomatisch bestimmter subtraktionsparameter - Google Patents

Utomatisch bestimmter subtraktionsparameter

Info

Publication number
DE60136723D1
DE60136723D1 DE60136723T DE60136723T DE60136723D1 DE 60136723 D1 DE60136723 D1 DE 60136723D1 DE 60136723 T DE60136723 T DE 60136723T DE 60136723 T DE60136723 T DE 60136723T DE 60136723 D1 DE60136723 D1 DE 60136723D1
Authority
DE
Germany
Prior art keywords
cancellation
provisional
cancellation parameter
parameter
energy level
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
DE60136723T
Other languages
English (en)
Inventor
Gopal B Avinash
Jianguo Zhao
Francois Serge Nicolas
Kenneth Scott Kump
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE60136723D1 publication Critical patent/DE60136723D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration by the use of more than one image, e.g. averaging, subtraction
    • 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
    • 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
DE60136723T 2000-09-07 2001-08-10 Utomatisch bestimmter subtraktionsparameter Expired - Lifetime DE60136723D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/657,033 US6343111B1 (en) 2000-09-07 2000-09-07 Dual energy decomposition using automatically determined cancellation parameters
PCT/US2001/025090 WO2002019909A1 (en) 2000-09-07 2001-08-10 Dual energy imaging using automatically determined subtraction parameters

Publications (1)

Publication Number Publication Date
DE60136723D1 true DE60136723D1 (de) 2009-01-08

Family

ID=24635579

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60136723T Expired - Lifetime DE60136723D1 (de) 2000-09-07 2001-08-10 Utomatisch bestimmter subtraktionsparameter

Country Status (5)

Country Link
US (1) US6343111B1 (de)
EP (1) EP1317209B1 (de)
AT (1) ATE415128T1 (de)
DE (1) DE60136723D1 (de)
WO (1) WO2002019909A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6449334B1 (en) * 2000-09-29 2002-09-10 Lunar Corporation Industrial inspection method and apparatus using dual energy x-ray attenuation
JP4334226B2 (ja) * 2001-02-23 2009-09-30 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 画像データセットにおいてボリュームの密度を決める方法及びシステム
US6917697B2 (en) * 2001-05-08 2005-07-12 Ge Medical Systems Global Technology Company, Llc Method and apparatus to automatically determine tissue cancellation parameters in X-ray dual energy imaging
US6580779B2 (en) * 2001-11-20 2003-06-17 Ge Medical Systems Global Technology Company, Llc Contrast adjustment of a decomposed X-ray image relative to the contrast of another X-ray image
US6661873B2 (en) * 2002-01-28 2003-12-09 Ge Medical Systems Global Technology Company, Llc Motion artifacts reduction algorithm for two-exposure dual-energy radiography
US6816572B2 (en) 2002-03-08 2004-11-09 Ge Medical Systems Global Technology Co., Llc Method, system and computer product for processing dual energy images
US6891918B2 (en) * 2002-11-27 2005-05-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for acquiring perfusion data
DE10325337A1 (de) * 2003-06-04 2004-12-30 Siemens Ag Vorrichtung und Verfahren zur Aufnahme von Bildern mit Hilfe von Hochenergetischen Photonen
DE10325335A1 (de) * 2003-06-04 2004-12-30 Siemens Ag Vorrichtung und Verfahren zur Aufnahme von Bildern mit Hilfe von hochenergetischen Photonen
US7599465B2 (en) * 2004-11-19 2009-10-06 General Electric Company Detection of thrombi in CT using energy discrimination
DE102005037367B3 (de) * 2005-08-08 2007-04-05 Siemens Ag Verfahren für eine Röntgeneinrichtung
DE102005061357A1 (de) * 2005-12-21 2007-07-05 Siemens Ag Verfahren zur Aufnahme von Projektionsbildern
JP4575909B2 (ja) * 2006-11-22 2010-11-04 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線断層撮影装置
US8184877B2 (en) * 2007-02-12 2012-05-22 Carestream Health, Inc. Renormalization of dual-energy images
JP5106978B2 (ja) * 2007-10-15 2012-12-26 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装置
JP5229865B2 (ja) * 2007-11-30 2013-07-03 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装置
US8786873B2 (en) * 2009-07-20 2014-07-22 General Electric Company Application server for use with a modular imaging system
US8243882B2 (en) 2010-05-07 2012-08-14 General Electric Company System and method for indicating association between autonomous detector and imaging subsystem
US8781075B2 (en) 2011-01-07 2014-07-15 General Electric Company Wireless communication in a medical imaging or monitoring system
EP2567659B1 (de) 2011-09-12 2014-05-21 Agfa Healthcare Kalibrierungsfreies Doppelenergie-Radiographieverfahren
US10485503B2 (en) * 2012-02-27 2019-11-26 Koninklijke Philips N.V. Spectral imaging
US10136868B2 (en) 2015-09-03 2018-11-27 General Electric Company Fast dual energy for general radiography
CN109902961A (zh) * 2019-03-04 2019-06-18 广东石油化工学院 用于能量分解中功率信号滤波的多尺度滤波方法及系统
US11704772B2 (en) * 2020-11-19 2023-07-18 Raytheon Company Image classification system

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Publication number Priority date Publication date Assignee Title
US4542459A (en) * 1982-11-26 1985-09-17 General Electric Company Matched filter for x-ray hybrid subtraction
US5115394A (en) * 1983-11-25 1992-05-19 Technicare Corporation Dual energy computerized tomography system
US5132998A (en) * 1989-03-03 1992-07-21 Matsushita Electric Industrial Co., Ltd. Radiographic image processing method and photographic imaging apparatus therefor
US5049748A (en) * 1989-10-19 1991-09-17 Fuji Photo Film Co. Ltd. Method and apparatus for forming energy subtraction images
US5931780A (en) * 1993-11-29 1999-08-03 Arch Development Corporation Method and system for the computerized radiographic analysis of bone
US5648997A (en) * 1995-12-29 1997-07-15 Advanced Optical Technologies, Inc. Apparatus and method for removing scatter from an x-ray image
US6052433A (en) * 1995-12-29 2000-04-18 Advanced Optical Technologies, Inc. Apparatus and method for dual-energy x-ray imaging
US5771269A (en) * 1995-12-29 1998-06-23 Advanced Optical Technologies, Inc. Apparatus and method for removing scatter from an x-ray image
US6173034B1 (en) * 1999-01-25 2001-01-09 Advanced Optical Technologies, Inc. Method for improved breast x-ray imaging

Also Published As

Publication number Publication date
WO2002019909A1 (en) 2002-03-14
ATE415128T1 (de) 2008-12-15
EP1317209B1 (de) 2008-11-26
EP1317209A1 (de) 2003-06-11
US6343111B1 (en) 2002-01-29

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