DE60231078D1 - Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten Diagnostikbildes - Google Patents
Verfahren und Vorrichtung zur Kontrastverbesserung eines durch Kollimation erfassten DiagnostikbildesInfo
- 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
Links
Classifications
-
- G06T5/94—
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/40—Image enhancement or restoration by the use of histogram techniques
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (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)
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 (de) |
EP (1) | EP1321899B1 (de) |
JP (1) | JP2003180667A (de) |
KR (1) | KR20030041851A (de) |
CN (1) | CN1419891A (de) |
DE (1) | DE60231078D1 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
WO2005029126A1 (en) * | 2003-09-24 | 2005-03-31 | Koninklijke Philips Electronics, N.V. | Alignment method and apparatus for pixilated detector |
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 |
CN102988074A (zh) * | 2006-04-14 | 2013-03-27 | 威廉博蒙特医院 | 扫描狭槽锥形束计算机断层摄影以及扫描聚焦光斑锥形束计算机断层摄影 |
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 |
WO2008013598A2 (en) * | 2006-05-25 | 2008-01-31 | 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 |
JP6026103B2 (ja) | 2011-01-07 | 2016-11-16 | 東芝メディカルシステムズ株式会社 | X線ct装置 |
KR101239765B1 (ko) | 2011-02-09 | 2013-03-06 | 삼성전자주식회사 | 엑스레이 발생장치 및 이를 포함하는 엑스레이 촬영 시스템 |
CA2892970C (en) | 2012-11-29 | 2019-10-15 | 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 |
EP3206585B1 (de) | 2014-10-13 | 2022-09-28 | Koninklijke Philips N.V. | Durch röntgenkollimation gesteuerte detektorrotation |
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 |
Family Cites Families (9)
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 |
-
2001
- 2001-11-21 US US09/991,050 patent/US6614877B2/en not_active Expired - Lifetime
-
2002
- 2002-11-21 CN CN02150585A patent/CN1419891A/zh active Pending
- 2002-11-21 KR KR1020020072803A patent/KR20030041851A/ko not_active Application Discontinuation
- 2002-11-21 JP JP2002337729A patent/JP2003180667A/ja active Pending
- 2002-11-21 EP EP02258040A patent/EP1321899B1/de not_active Expired - Lifetime
- 2002-11-21 DE DE60231078T patent/DE60231078D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR20030041851A (ko) | 2003-05-27 |
EP1321899A3 (de) | 2006-07-26 |
US6614877B2 (en) | 2003-09-02 |
EP1321899A2 (de) | 2003-06-25 |
EP1321899B1 (de) | 2009-02-04 |
CN1419891A (zh) | 2003-05-28 |
US20030095627A1 (en) | 2003-05-22 |
JP2003180667A (ja) | 2003-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |