DE60231078D1 - Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten Diagnostikbildes - Google Patents

Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten Diagnostikbildes

Info

Publication number
DE60231078D1
DE60231078D1 DE60231078T DE60231078T DE60231078D1 DE 60231078 D1 DE60231078 D1 DE 60231078D1 DE 60231078 T DE60231078 T DE 60231078T DE 60231078 T DE60231078 T DE 60231078T DE 60231078 D1 DE60231078 D1 DE 60231078D1
Authority
DE
Germany
Prior art keywords
collimation
contrast
improving
image captured
diagnostic image
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
DE60231078T
Other languages
German (de)
English (en)
Inventor
Larry R Anderton
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
Application granted granted Critical
Publication of DE60231078D1 publication Critical patent/DE60231078D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE60231078T 2001-11-21 2002-11-21 Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten Diagnostikbildes Expired - Lifetime DE60231078D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/991,050 US6614877B2 (en) 2001-11-21 2001-11-21 Method and apparatus for enhancing the contrast of a medical diagnostic image acquired using collimation

Publications (1)

Publication Number Publication Date
DE60231078D1 true DE60231078D1 (de) 2009-03-19

Family

ID=25536806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60231078T Expired - Lifetime DE60231078D1 (de) 2001-11-21 2002-11-21 Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten Diagnostikbildes

Country Status (6)

Country Link
US (1) US6614877B2 (enExample)
EP (1) EP1321899B1 (enExample)
JP (1) JP2003180667A (enExample)
KR (1) KR20030041851A (enExample)
CN (1) CN1419891A (enExample)
DE (1) DE60231078D1 (enExample)

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US7003145B2 (en) * 2001-01-05 2006-02-21 Ge Medical Systems Global Technology Company, Llc. Image cropping for asymmetrical imaging
JP4323770B2 (ja) * 2002-10-18 2009-09-02 キヤノン株式会社 画像処理装置、画像処理方法、プログラム及び記録媒体
JP2007506961A (ja) * 2003-09-24 2007-03-22 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 画素化した検出器のための位置合わせ方法及び装置
US20060241370A1 (en) * 2005-03-30 2006-10-26 George Kramp Medical x-ray imaging workflow improvement
US7133492B2 (en) * 2004-03-30 2006-11-07 Siemens Medical Solutions Usa, Inc. Method for reducing radiation exposure during patient positioning
US7136455B2 (en) * 2004-11-02 2006-11-14 General Electric Company Electron emitter assembly and method for adjusting a size of electron beams
US20070036266A1 (en) * 2005-03-29 2007-02-15 George Kramp Medical x-ray imaging workflow improvement
US8983024B2 (en) 2006-04-14 2015-03-17 William Beaumont Hospital Tetrahedron beam computed tomography with multiple detectors and/or source arrays
US9339243B2 (en) 2006-04-14 2016-05-17 William Beaumont Hospital Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography
US7760849B2 (en) * 2006-04-14 2010-07-20 William Beaumont Hospital Tetrahedron beam computed tomography
US9192786B2 (en) * 2006-05-25 2015-11-24 William Beaumont Hospital Real-time, on-line and offline treatment dose tracking and feedback process for volumetric image guided adaptive radiotherapy
US7869637B2 (en) * 2006-07-31 2011-01-11 Siemens Medical Solutions Usa, Inc. Histogram calculation for auto-windowing of collimated X-ray image
US7344305B2 (en) * 2006-08-01 2008-03-18 Siemens Medical Solutions Usa, Inc. Remote visual feedback of collimated area and snapshot of exposed patient area
KR100923624B1 (ko) * 2008-01-21 2009-10-23 고려공업검사 주식회사 Cmos 센서를 이용한 방사선 투과 영상장치
US8406518B2 (en) * 2009-01-20 2013-03-26 Pixar Smoothed local histogram filters for computer graphics
JP5489577B2 (ja) * 2009-07-31 2014-05-14 キヤノン株式会社 放射線撮像システム及びその制御方法、メイン制御ユニット及びその制御方法、並びに、プログラム
BR112012016558A2 (pt) 2010-01-05 2016-04-26 Beaumont Hospital William terapia de arco de intensidade modulada com rotação/deslocamento de cama de exame e formação de imagem de feixe de cone simultânea
EP2662021B1 (en) 2011-01-07 2020-02-12 Toshiba Medical Systems Corporation X-ray ct scanner
KR101239765B1 (ko) * 2011-02-09 2013-03-06 삼성전자주식회사 엑스레이 발생장치 및 이를 포함하는 엑스레이 촬영 시스템
JP5828649B2 (ja) * 2011-03-09 2015-12-09 キヤノン株式会社 画像処理装置、画像処理方法、及びコンピュータプログラム
US9820709B2 (en) 2012-11-29 2017-11-21 Controlrad Systems, Inc. X-ray reduction system
CN103192617B (zh) * 2013-04-03 2017-05-10 青岛大学附属医院 加深x光影像背景的方法、x光影像打印系统与打印方法
KR102201407B1 (ko) * 2013-11-18 2021-01-12 삼성전자주식회사 엑스선 영상장치 및 그 제어방법
KR102393294B1 (ko) * 2014-09-26 2022-05-03 삼성전자주식회사 의료 영상 장치 및 의료 영상 장치의 제어 방법
JP6751083B2 (ja) 2014-10-13 2020-09-02 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｘ線コリメーションにより制御される検出器回転
JP6640470B2 (ja) * 2015-05-14 2020-02-05 株式会社日立製作所 放射線治療システム

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Publication number Priority date Publication date Assignee Title
US4489426A (en) 1981-12-23 1984-12-18 General Electric Company Collimator with adjustable aperture
US5164993A (en) * 1991-11-25 1992-11-17 Eastman Kodak Company Method and apparatus for automatic tonescale generation in digital radiographic images
US5436829A (en) 1992-11-05 1995-07-25 General Electric Company Method of achieving reduced dose X-ray fluoroscopy by employing transform-based estimation of Poisson noise
JPH07250827A (ja) * 1994-03-11 1995-10-03 Hitachi Medical Corp Ｘ線画像診断装置
US5574764A (en) 1995-06-06 1996-11-12 General Electric Company Digital brightness detector
US5901240A (en) * 1996-12-12 1999-05-04 Eastman Kodak Company Method for detecting the collimation field in a digital radiography
JP3670439B2 (ja) * 1997-05-09 2005-07-13 株式会社日立メディコ Ｘ線装置
JP4383558B2 (ja) * 1998-07-21 2009-12-16 東芝医用システムエンジニアリング株式会社 Ｘ線診断装置及び放射線診断装置
US6175614B1 (en) * 1999-05-07 2001-01-16 Oec Medical Systems, Inc. Method and apparatus for automatic sizing and positioning of ABS sampling window in an x-ray imaging system

Also Published As

Publication number Publication date
JP2003180667A (ja) 2003-07-02
KR20030041851A (ko) 2003-05-27
US20030095627A1 (en) 2003-05-22
EP1321899A2 (en) 2003-06-25
EP1321899A3 (en) 2006-07-26
CN1419891A (zh) 2003-05-28
US6614877B2 (en) 2003-09-02
EP1321899B1 (en) 2009-02-04

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