NL8802184A - Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden. - Google Patents
Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden. Download PDFInfo
- Publication number
- NL8802184A NL8802184A NL8802184A NL8802184A NL8802184A NL 8802184 A NL8802184 A NL 8802184A NL 8802184 A NL8802184 A NL 8802184A NL 8802184 A NL8802184 A NL 8802184A NL 8802184 A NL8802184 A NL 8802184A
- Authority
- NL
- Netherlands
- Prior art keywords
- image
- matrix
- intensity
- ray
- correction
- Prior art date
Links
Classifications
-
- 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
- H05G1/64—Circuit arrangements for X-ray apparatus incorporating image intensifiers
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/92—Computer assisted medical diagnostics
- Y10S128/922—Computer assisted medical diagnostics including image analysis
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8802184A NL8802184A (nl) | 1988-09-05 | 1988-09-05 | Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden. |
US07/397,157 US5270925A (en) | 1988-09-05 | 1989-08-21 | Method of and device for correcting scattered-radiation effects in X-ray images |
DE68911072T DE68911072T2 (de) | 1988-09-05 | 1989-09-01 | Verfahren und Anordnung zur Korrektur von Streustrahlungseffekten in Röntgenbildern. |
EP89202211A EP0358268B1 (fr) | 1988-09-05 | 1989-09-01 | Procédé et dispositif pour la correction d'effets de rayonnement dispersé dans les images à rayons X |
JP01227639A JP3110026B2 (ja) | 1988-09-05 | 1989-09-04 | X線映像中の散乱放射効果を補正する方法 |
JP11298341A JP3112455B2 (ja) | 1988-09-05 | 1999-10-20 | X線映像の散乱放射効果補正装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8802184 | 1988-09-05 | ||
NL8802184A NL8802184A (nl) | 1988-09-05 | 1988-09-05 | Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8802184A true NL8802184A (nl) | 1990-04-02 |
Family
ID=19852856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8802184A NL8802184A (nl) | 1988-09-05 | 1988-09-05 | Werkwijze en inrichting voor correctie van strooistralingseffecten in roentgenbeelden. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5270925A (fr) |
EP (1) | EP0358268B1 (fr) |
JP (2) | JP3110026B2 (fr) |
DE (1) | DE68911072T2 (fr) |
NL (1) | NL8802184A (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05221282A (ja) * | 1992-02-14 | 1993-08-31 | Tokai Rika Co Ltd | 車両急減速状態検出装置 |
DE69308350T2 (de) * | 1992-04-08 | 1997-08-21 | Philips Electronics Nv | Vorrichtung zur Röntgenuntersuchung mit Korrektur der Streustrahlungseffekte in einem Röntgenbild |
EP0565171B1 (fr) * | 1992-04-08 | 1997-03-05 | Koninklijke Philips Electronics N.V. | Appareil d'examen par rayons X avec correction d'effets de dispersion de rayonnement dans une image à rayons X |
FR2759800B1 (fr) * | 1997-02-17 | 1999-03-26 | Commissariat Energie Atomique | Procede de correction du flux diffuse dans des images de radiographie numerique |
FR2766044B1 (fr) * | 1997-07-11 | 1999-10-08 | Ge Medical Syst Sa | Procede de traitement d'une sequence d'images radiologiques d'un objet |
DE10055739B4 (de) * | 2000-11-10 | 2006-04-27 | Siemens Ag | Streustrahlungskorrekturverfahren für eine Röntgen-Computertomographieeinrichtung |
DE102005043050A1 (de) * | 2005-09-09 | 2007-03-22 | Siemens Ag | Kalibrierverfahren und Korrekturverfahren für eine Röntgeneinrichtung sowie eine Röntgeneinrichtung zur Ausführung eines derartigen Kalibrier-bzw. Korrekturverfahrens |
CA2625089A1 (fr) * | 2005-10-06 | 2007-04-19 | Imaging Sciences International, Inc. | Correction de diffusion |
US8000435B2 (en) * | 2006-06-22 | 2011-08-16 | Koninklijke Philips Electronics N.V. | Method and system for error compensation |
US7492864B2 (en) * | 2007-01-16 | 2009-02-17 | Siemens Medical Solutions Usa, Inc. | Methods and apparatus for range based X-Ray attenuation |
US8552858B2 (en) * | 2007-02-27 | 2013-10-08 | Koninklijke Philips N.V. | Simulation and visualization of scattered radiation |
WO2010058329A1 (fr) * | 2008-11-21 | 2010-05-27 | Philips Intellectual Property & Standards Gmbh | Système et procédé de correction de la dispersion de rayons x |
WO2010141583A2 (fr) * | 2009-06-02 | 2010-12-09 | Mayo Foundation For Medical Education And Research | Système et procédé permettant une vérification des doses en radiothérapie |
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 |
KR101254446B1 (ko) * | 2011-07-27 | 2013-04-16 | 심순임 | 디지털 엑스레이 영상 데이터 획득시 이를 실행하는 시스템 |
KR102026735B1 (ko) * | 2012-10-02 | 2019-09-30 | 삼성전자주식회사 | 영상 촬영 장치의 검출기의 시스템 응답 및 시스템 응답을 이용하여 의료 영상을 생성하는 방법 및 장치 |
KR101443051B1 (ko) * | 2013-01-10 | 2014-09-22 | 제이더블유중외메디칼 주식회사 | 산란선 제거 방법 및 이를 이용한 디지털 방사선 시스템 |
JP6653629B2 (ja) * | 2016-06-21 | 2020-02-26 | 富士フイルム株式会社 | 放射線画像処理装置、方法およびプログラム |
CN108065950B (zh) * | 2016-11-14 | 2021-05-11 | 通用电气公司 | 一种放射成像方法及其系统 |
KR102399148B1 (ko) | 2016-11-25 | 2022-05-19 | 삼성전자주식회사 | 엑스선 장치 및 이의 의료 영상 획득 |
DE102020210958A1 (de) | 2020-08-31 | 2022-03-03 | Siemens Healthcare Gmbh | Verfahren für eine Artefakt-Korrektur bei einer Rekonstruktion von wenigstens einem Schichtbild aus einer Mehrzahl an Projektionsbildern |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1577615A (en) * | 1976-05-13 | 1980-10-29 | Emi Ltd | Radiography |
US4135247A (en) * | 1977-08-15 | 1979-01-16 | Siemens Aktiengesellschaft | Tomography signal processing system |
GB1602072A (en) * | 1978-05-12 | 1981-11-04 | Emi Ltd | Processing arrangements for constructing representations of parts of bodies |
GB1602071A (en) * | 1978-05-12 | 1981-11-04 | Emi Ltd | Processing arrangements for medical examination |
JPS59151940A (ja) * | 1983-02-18 | 1984-08-30 | 株式会社東芝 | X線診断装置 |
US4727562A (en) * | 1985-09-16 | 1988-02-23 | General Electric Company | Measurement of scatter in x-ray imaging |
US4809172A (en) * | 1987-03-11 | 1989-02-28 | Kabushiki Kaisha Toshiba | Method for obtaining image data with a tomographic apparatus |
-
1988
- 1988-09-05 NL NL8802184A patent/NL8802184A/nl not_active Application Discontinuation
-
1989
- 1989-08-21 US US07/397,157 patent/US5270925A/en not_active Expired - Fee Related
- 1989-09-01 DE DE68911072T patent/DE68911072T2/de not_active Expired - Fee Related
- 1989-09-01 EP EP89202211A patent/EP0358268B1/fr not_active Expired - Lifetime
- 1989-09-04 JP JP01227639A patent/JP3110026B2/ja not_active Expired - Fee Related
-
1999
- 1999-10-20 JP JP11298341A patent/JP3112455B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0358268B1 (fr) | 1993-12-01 |
DE68911072T2 (de) | 1994-05-19 |
JP3112455B2 (ja) | 2000-11-27 |
JP2000102526A (ja) | 2000-04-11 |
EP0358268A1 (fr) | 1990-03-14 |
JPH02108375A (ja) | 1990-04-20 |
JP3110026B2 (ja) | 2000-11-20 |
DE68911072D1 (de) | 1994-01-13 |
US5270925A (en) | 1993-12-14 |
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