FR2796516B1 - Procede et systeme d'optimisation de la qualite d'image d'un systeme a rayons x, utilisant une optimisation basee sur un modele - Google Patents

Procede et systeme d'optimisation de la qualite d'image d'un systeme a rayons x, utilisant une optimisation basee sur un modele

Info

Publication number
FR2796516B1
FR2796516B1 FR0009041A FR0009041A FR2796516B1 FR 2796516 B1 FR2796516 B1 FR 2796516B1 FR 0009041 A FR0009041 A FR 0009041A FR 0009041 A FR0009041 A FR 0009041A FR 2796516 B1 FR2796516 B1 FR 2796516B1
Authority
FR
France
Prior art keywords
optimizing
model
image quality
based optimization
ray
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
FR0009041A
Other languages
English (en)
Other versions
FR2796516A1 (fr
Inventor
Clarence L Gordon Iii
Gary Francis Relihan
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
Publication of FR2796516A1 publication Critical patent/FR2796516A1/fr
Application granted granted Critical
Publication of FR2796516B1 publication Critical patent/FR2796516B1/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
    • A61B6/42—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
    • A61B6/4225—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 image intensifiers
    • 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
    • A61B6/544—Control of apparatus or devices for radiation diagnosis involving control of exposure dependent on patient size
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current
FR0009041A 1999-07-12 2000-07-11 Procede et systeme d'optimisation de la qualite d'image d'un systeme a rayons x, utilisant une optimisation basee sur un modele Expired - Fee Related FR2796516B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/351,469 US6222907B1 (en) 1999-07-12 1999-07-12 Image quality optimization using an X-ray model based optimization

Publications (2)

Publication Number Publication Date
FR2796516A1 FR2796516A1 (fr) 2001-01-19
FR2796516B1 true FR2796516B1 (fr) 2005-09-23

Family

ID=23381068

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0009041A Expired - Fee Related FR2796516B1 (fr) 1999-07-12 2000-07-11 Procede et systeme d'optimisation de la qualite d'image d'un systeme a rayons x, utilisant une optimisation basee sur un modele

Country Status (3)

Country Link
US (1) US6222907B1 (fr)
JP (1) JP4570111B2 (fr)
FR (1) FR2796516B1 (fr)

Families Citing this family (21)

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Publication number Priority date Publication date Assignee Title
US7221782B1 (en) * 1999-06-24 2007-05-22 General Electric Company Method and apparatus for determining a dynamic range of a digital medical image
JP2001137223A (ja) * 1999-11-08 2001-05-22 Ge Medical Systems Global Technology Co Llc Ｘ線透視撮影装置、ｘ線撮影方法およびｘ線透視撮影方法
US7162010B2 (en) * 2001-12-05 2007-01-09 Koninklijke Philips Electronics, N.V. Method to measure the entrance dose of a radiology apparatus
DE10163583A1 (de) * 2001-12-21 2003-07-03 Philips Intellectual Property Verfahren und Vorrichtung zur Belichtung von Röntgenaufnahmen
US6987834B2 (en) * 2003-01-09 2006-01-17 Ge Medical Systems Global Technology Company, Llc Optimized record technique selection in radiography and fluoroscopy applications
EP1627558A1 (fr) * 2003-05-16 2006-02-22 Philips Intellectual Property & Standards GmbH Procede et dispositif pour controler l'exposition d'images radiologiques
US7519155B2 (en) * 2003-10-29 2009-04-14 Koninklijke Philips Electronics N.V. Device and method for adjusting imaging parameters of an X-ray apparatus
DE102004030833A1 (de) * 2004-06-25 2006-01-26 Siemens Ag Röngtendiagnostikverfahren und zugehörige Vorrichtung
DE102005006895B4 (de) * 2005-02-15 2010-11-18 Siemens Ag Röntgendiagnostikeinrichtung sowie Verfahren zu deren Regelung
DE102005021068B4 (de) * 2005-05-06 2010-09-16 Siemens Ag Verfahren zur Voreinstellung der Aufnahmeparameter bei der Erstellung von zweidimensionalen Durchlicht-Röntgenaufnahmen
DE102005028216A1 (de) * 2005-06-17 2006-12-28 Siemens Ag Vorrichtung und Verfahren für die Computertomographie
WO2007057841A2 (fr) 2005-11-18 2007-05-24 Koninklijke Philips Electronics N.V. Systèmes et méthodes utilisant des spectres de tube à rayons x pour des applications de scanner
US7280635B2 (en) * 2005-12-01 2007-10-09 Thomas Louis Toth Processes and apparatus for managing low kVp selection and dose reduction and providing increased contrast enhancement in non-destructive imaging
DE102006048233A1 (de) * 2006-10-11 2008-04-17 Siemens Ag Röntgenanordnung mit einem Konverter zur Umwandlung von Systemparametern in Bildkettenparametern und zugehöriges Röntgenverfahren
US20080142968A1 (en) * 2006-12-15 2008-06-19 International Business Machines Corporation Structure for controlled collapse chip connection with a captured pad geometry
US20090086911A1 (en) * 2007-09-27 2009-04-02 General Electric Company Inspection tool for radiographic systems
US7653175B2 (en) * 2007-09-28 2010-01-26 General Electric Company Radiographic inspection system and method
CA2768296C (fr) * 2009-07-17 2018-08-07 David P. Rohler Detectabilite etendue a faible contraste de systemes d'imagerie radiographique
US11141079B2 (en) 2018-01-29 2021-10-12 General Electric Company Systems and methods for profile-based scanning
US10779791B2 (en) * 2018-03-16 2020-09-22 General Electric Company System and method for mobile X-ray imaging
EP3742468A1 (fr) * 2019-05-20 2020-11-25 Siemens Healthcare GmbH Modulation de dose

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4597094A (en) * 1983-12-01 1986-06-24 Bennett X-Ray Corp. Automated setting of technic factors for x-ray examinations with a ranging transducer moving in and out of the x-ray beam path
US4590603A (en) * 1984-01-09 1986-05-20 General Electric Company Automatic X-ray entrance dose compensation
US4896343A (en) * 1988-05-02 1990-01-23 Saunders Allan M Radiation apparatus with distance mapper for dose control
US5225980A (en) * 1991-11-27 1993-07-06 General Electric Company Reduction of image artifacts from support structures in tomographic imaging
US6005916A (en) * 1992-10-14 1999-12-21 Techniscan, Inc. Apparatus and method for imaging with wavefields using inverse scattering techniques
JP3207073B2 (ja) * 1994-04-13 2001-09-10 株式会社モリタ製作所 Ｘ線撮影装置
US5473663A (en) * 1994-09-12 1995-12-05 General Electric Company Method for evaluating the performance of detectors in a computed tomography system
US5694449A (en) * 1996-05-20 1997-12-02 General Electric Company Method and system for detecting and correcting erroneous exposures generated during x-ray imaging

Also Published As

Publication number Publication date
FR2796516A1 (fr) 2001-01-19
JP2001061828A (ja) 2001-03-13
US6222907B1 (en) 2001-04-24
JP4570111B2 (ja) 2010-10-27

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Effective date: 20160331