DE69321244T3 - Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern - Google Patents

Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern

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Publication number
DE69321244T3
DE69321244T3 DE69321244T DE69321244T DE69321244T3 DE 69321244 T3 DE69321244 T3 DE 69321244T3 DE 69321244 T DE69321244 T DE 69321244T DE 69321244 T DE69321244 T DE 69321244T DE 69321244 T3 DE69321244 T3 DE 69321244T3
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DE
Germany
Prior art keywords
compensate
partially transparent
ray
image representation
transparent shield
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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
DE69321244T
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English (en)
Other versions
DE69321244T2 (de
DE69321244D1 (de
Inventor
Christiaan Fivez
Pieter Vuylsteke
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.)
Agfa HealthCare NV
Original Assignee
Agfa Gevaert NV
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8214240&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69321244(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE69321244D1 publication Critical patent/DE69321244D1/de
Publication of DE69321244T2 publication Critical patent/DE69321244T2/de
Publication of DE69321244T3 publication Critical patent/DE69321244T3/de
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
    • A61B6/58—Testing, adjusting or calibrating apparatus or devices for radiation diagnosis
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
DE69321244T 1993-12-24 1993-12-24 Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern Expired - Fee Related DE69321244T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93203671A EP0660599B2 (de) 1993-12-24 1993-12-24 Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern

Publications (3)

Publication Number Publication Date
DE69321244D1 DE69321244D1 (de) 1998-10-29
DE69321244T2 DE69321244T2 (de) 1999-05-20
DE69321244T3 true DE69321244T3 (de) 2003-03-13

Family

ID=8214240

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69321244T Expired - Fee Related DE69321244T3 (de) 1993-12-24 1993-12-24 Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern
DE69402041T Expired - Fee Related DE69402041T2 (de) 1993-12-24 1994-12-02 Phantom zur Röntgenkalibrierung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69402041T Expired - Fee Related DE69402041T2 (de) 1993-12-24 1994-12-02 Phantom zur Röntgenkalibrierung

Country Status (4)

Country Link
US (2) US5602895A (de)
EP (1) EP0660599B2 (de)
JP (2) JP3560374B2 (de)
DE (2) DE69321244T3 (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6041094A (en) 1993-05-07 2000-03-21 Russell; Donald G. Intermediate density marker and a method using such a marker for radiographic examination
US5774521A (en) * 1996-07-08 1998-06-30 Cedars-Sinai Medical Center Regularization technique for densitometric correction
US6320938B1 (en) 1998-10-28 2001-11-20 F & L Medical Products Method of X-ray protection during diagnostic CT imaging
US6654375B1 (en) * 1998-12-24 2003-11-25 At&T Corp. Method and apparatus for time-profiling T-carrier framed service
US6904123B2 (en) * 2000-08-29 2005-06-07 Imaging Therapeutics, Inc. Methods and devices for quantitative analysis of x-ray images
US7050534B2 (en) * 2000-08-29 2006-05-23 Imaging Therapeutics, Inc. Methods and devices for quantitative analysis of x-ray images
CN1498385A (zh) * 2000-08-29 2004-05-19 成像治疗仪公司 X图像量析的方法与装置
US7467892B2 (en) * 2000-08-29 2008-12-23 Imaging Therapeutics, Inc. Calibration devices and methods of use thereof
US20020186818A1 (en) * 2000-08-29 2002-12-12 Osteonet, Inc. System and method for building and manipulating a centralized measurement value database
US8639009B2 (en) 2000-10-11 2014-01-28 Imatx, Inc. Methods and devices for evaluating and treating a bone condition based on x-ray image analysis
WO2002030283A2 (en) * 2000-10-11 2002-04-18 Imaging Therapeutics Methods and devices for analysis of x-ray images
US20070047794A1 (en) * 2000-10-11 2007-03-01 Philipp Lang Methods and devices for analysis of x-ray images
US7660453B2 (en) * 2000-10-11 2010-02-09 Imaging Therapeutics, Inc. Methods and devices for analysis of x-ray images
FR2820966B1 (fr) 2001-02-16 2003-04-04 Commissariat Energie Atomique Procede de radiographie a double energie, et dispositif de calibration pour ce procede
US6687326B1 (en) * 2001-04-11 2004-02-03 Analogic Corporation Method of and system for correcting scatter in a computed tomography scanner
US8000766B2 (en) * 2001-05-25 2011-08-16 Imatx, Inc. Methods to diagnose treat and prevent bone loss
US7099428B2 (en) 2002-06-25 2006-08-29 The Regents Of The University Of Michigan High spatial resolution X-ray computed tomography (CT) system
US20040106868A1 (en) * 2002-09-16 2004-06-03 Siau-Way Liew Novel imaging markers in musculoskeletal disease
US8965075B2 (en) 2002-09-16 2015-02-24 Imatx, Inc. System and method for predicting future fractures
US7840247B2 (en) 2002-09-16 2010-11-23 Imatx, Inc. Methods of predicting musculoskeletal disease
US7664298B2 (en) 2003-03-25 2010-02-16 Imaging Therapeutics, Inc. Methods for the compensation of imaging technique in the processing of radiographic images
JP4368350B2 (ja) * 2003-05-27 2009-11-18 株式会社日立メディコ Ｘ線画像診断装置
US8290564B2 (en) * 2003-09-19 2012-10-16 Imatx, Inc. Method for bone structure prognosis and simulated bone remodeling
AU2004274003A1 (en) 2003-09-19 2005-03-31 Imaging Therapeutics, Inc. Method for bone structure prognosis and simulated bone remodeling
ATE408159T1 (de) * 2003-12-16 2008-09-15 Koninkl Philips Electronics Nv Korrektur von durch den heel-effekt verursachten artefakten
US7286631B2 (en) * 2004-01-09 2007-10-23 General Electric Co. Method and apparatus for tomosynthesis image quality control
WO2005091225A1 (en) * 2004-03-17 2005-09-29 Philips Intellectual Property & Standards Gmbh Beam-hardening and attenuation correction for coherent-scatter ct
US7263164B2 (en) * 2004-04-30 2007-08-28 Siemens Medical Solutions Usa, Inc. Imaging system to compensate for x-ray scatter
EP1789924A2 (de) * 2004-09-16 2007-05-30 Imaging Therapeutics, Inc. System und verfahren zur vorhersage von zukünftigen brüchen
JP4336661B2 (ja) * 2005-03-01 2009-09-30 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装置および散乱測定方法
US8238513B2 (en) * 2005-09-19 2012-08-07 Feng Ma Imaging system and method utilizing primary radiation
US8687869B2 (en) * 2005-11-30 2014-04-01 The Research Foundation Of State Of University Of New York System and method for acceleration of image reconstruction
US8417010B1 (en) 2006-01-12 2013-04-09 Diagnoscan, LLC Digital x-ray diagnosis and evaluation of dental disease
US7387439B2 (en) * 2006-02-15 2008-06-17 Carestream Health, Inc. X-ray beam calibration for bone mineral density assessment using mammography system
US7463712B2 (en) * 2006-05-18 2008-12-09 The Board Of Trustees Of The Leland Stanford Junior University Scatter correction for x-ray imaging using modulation of primary x-ray spatial spectrum
DE102006040852A1 (de) * 2006-08-31 2008-03-13 Siemens Ag Verfahren zur Streustrahlungskorrektur bei der Röntgenbildgebung sowie dafür ausgebildetes Röntgenbildgebungssystem
DE102007020065A1 (de) * 2007-04-27 2008-10-30 Siemens Ag Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern
US7959742B2 (en) * 2007-07-11 2011-06-14 Whirlpool Corporation Outer support body for a drawer-type dishwasher
US8199879B2 (en) * 2010-04-14 2012-06-12 Varian Medical Systems Inc. Methods of scatter correction of x-ray projection data 1
US8939917B2 (en) * 2009-02-13 2015-01-27 Imatx, Inc. Methods and devices for quantitative analysis of bone and cartilage
DE102009053664A1 (de) 2009-11-17 2011-05-19 Ziehm Imaging Gmbh Verfahren zur empirischen Bestimmung einer Korrekturfunktion zur Korrektur von Strahlungsaufhärtungs- und Streustrahleneffekten in der Projektionsradiografie und in der Computertomografie
US20120163695A1 (en) * 2010-12-22 2012-06-28 General Electric Company Intra-detector scatter correction
DE102011078459A1 (de) * 2011-06-30 2013-01-03 Siemens Aktiengesellschaft Verfahren zum Schätzen bzw. Korrigieren des Anteils an Streustrahlung in Bilddatenwerten bei Röntgenbildgebung
US9375588B2 (en) * 2011-11-23 2016-06-28 Siemens Aktiengesellschaft Method and system for guided shielding of a patient volume from ultrasound energy
JP6047347B2 (ja) * 2012-09-11 2016-12-21 株式会社日立製作所 医療用ｘ線測定装置
EP2737852B1 (de) * 2012-11-30 2015-08-19 GE Sensing & Inspection Technologies GmbH Verfahren zum Erfassen geometrischer Abbildungseigenschaften eines Flachbilddetektors, entsprechend eingerichtete Röntgenprüfanlage und Kalibrierkörper
US8708562B1 (en) 2013-03-05 2014-04-29 Nosil DSC Innovations, Inc. Phantom systems and methods for diagnostic x-ray equipment
JP6373952B2 (ja) * 2013-07-31 2018-08-15 富士フイルム株式会社 放射線画像解析装置および方法並びにプログラム
EP3052911A1 (de) * 2013-10-04 2016-08-10 Battelle Memorial Institute Kontrastphantom für passive millimeterwellen-bildgebungssysteme
US9936935B1 (en) 2014-02-14 2018-04-10 Nosil DSC Innovations, Inc. Phantom systems and methods for diagnostic radiographic and fluoroscopic X-ray equipment
FR3034038B1 (fr) * 2015-03-23 2017-11-17 Snecma Procede de fabrication d'une aube temoin pour etalonnage d'un controle tomographique et aube temoin en resultant
CN110022772B (zh) * 2016-11-25 2023-08-08 三星电子株式会社 X射线装置及其获取医学图像的方法
KR102399148B1 (ko) 2016-11-25 2022-05-19 삼성전자주식회사 엑스선 장치 및 이의 의료 영상 획득
JP6974030B2 (ja) * 2017-05-09 2021-12-01 賢一郎 蓮見 レジストレーションマーカー、レジストレーションマーカーの活用プログラム、及びロボットシステムの作動方法
JP2022137883A (ja) * 2021-03-09 2022-09-22 富士フイルム株式会社 散乱線モデル導出装置、方法およびプログラム、並びに放射線画像処理装置、方法およびプログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2356358A (en) * 1943-03-27 1944-08-22 Justin G Schneeman Means and method for making industrial radiographs
JPS5594241A (en) * 1979-01-11 1980-07-17 Hitachi Medical Corp Xxray transverse layer device
US4280047A (en) * 1979-06-11 1981-07-21 Gary Enos Nuclear imaging phantom
US4460832A (en) * 1981-06-15 1984-07-17 Bigham Keith E Attenuator for providing a test image from a radiation source
US4549307A (en) * 1982-09-07 1985-10-22 The Board Of Trustees Of The Leland Stanford, Junior University X-Ray imaging system having radiation scatter compensation and method
JPS60210087A (ja) * 1984-04-03 1985-10-22 Toshiba Corp Ｘ線診断装置
JPS61109549A (ja) * 1984-10-31 1986-05-28 株式会社東芝 Ｘ線診断装置
US4980904A (en) * 1985-11-15 1990-12-25 Picker International, Inc. Radiation imaging calibration
JPS62191972A (ja) * 1986-02-18 1987-08-22 Toshiba Corp Ｘ線画像処理装置
US4985906A (en) * 1987-02-17 1991-01-15 Arnold Ben A Calibration phantom for computer tomography system
US4873707A (en) * 1987-09-11 1989-10-10 Brigham & Women's Hospital X-ray tomography phantoms, method and system
US5056130A (en) * 1989-10-06 1991-10-08 The United States Of America As Represented By The Administrator, National Aeronautics And Space Administration Computerized tomography calibrator

Also Published As

Publication number Publication date
EP0660599B2 (de) 2002-08-14
JPH07209778A (ja) 1995-08-11
DE69402041T2 (de) 1997-10-16
EP0660599B1 (de) 1998-09-23
EP0660599A1 (de) 1995-06-28
DE69402041D1 (de) 1997-04-17
US5493601A (en) 1996-02-20
JPH07308313A (ja) 1995-11-28
JP3560374B2 (ja) 2004-09-02
DE69321244T2 (de) 1999-05-20
JP3479568B2 (ja) 2003-12-15
US5602895A (en) 1997-02-11
DE69321244D1 (de) 1998-10-29

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8320 Willingness to grant licences declared (paragraph 23)
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: AGFA HEALTHCARE NV, MORTSEL, BE

8339 Ceased/non-payment of the annual fee