SE9003638D0 - Primaerstraaleblaendare foer ett roentgenroer - Google Patents
Primaerstraaleblaendare foer ett roentgenroerInfo
- Publication number
- SE9003638D0 SE9003638D0 SE9003638A SE9003638A SE9003638D0 SE 9003638 D0 SE9003638 D0 SE 9003638D0 SE 9003638 A SE9003638 A SE 9003638A SE 9003638 A SE9003638 A SE 9003638A SE 9003638 D0 SE9003638 D0 SE 9003638D0
- Authority
- SE
- Sweden
- Prior art keywords
- diaphragm plates
- diaphragm
- group
- control means
- pair
- Prior art date
Links
- 230000005855 radiation Effects 0.000 title 1
- 238000010276 construction Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
-
- 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
- A61B6/06—Diaphragms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- High Energy & Nuclear Physics (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9003638A SE9003638D0 (sv) | 1990-11-14 | 1990-11-14 | Primaerstraaleblaendare foer ett roentgenroer |
DE59105050T DE59105050D1 (de) | 1990-11-14 | 1991-10-10 | Primärstrahlenblende für eine Röntgenröhre. |
EP91117317A EP0485742B1 (de) | 1990-11-14 | 1991-10-10 | Primärstrahlenblende für eine Röntgenröhre |
US07/789,239 US5204892A (en) | 1990-11-14 | 1991-11-06 | Primary radiation diaphragm for x-ray tube |
JP32104391A JP3354950B2 (ja) | 1990-11-14 | 1991-11-08 | X線管のための一次放射線絞り |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9003638A SE9003638D0 (sv) | 1990-11-14 | 1990-11-14 | Primaerstraaleblaendare foer ett roentgenroer |
Publications (1)
Publication Number | Publication Date |
---|---|
SE9003638D0 true SE9003638D0 (sv) | 1990-11-14 |
Family
ID=20380913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9003638A SE9003638D0 (sv) | 1990-11-14 | 1990-11-14 | Primaerstraaleblaendare foer ett roentgenroer |
Country Status (5)
Country | Link |
---|---|
US (1) | US5204892A (sv) |
EP (1) | EP0485742B1 (sv) |
JP (1) | JP3354950B2 (sv) |
DE (1) | DE59105050D1 (sv) |
SE (1) | SE9003638D0 (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4229321C2 (de) * | 1992-09-02 | 1995-02-02 | Siemens Ag | Primärstrahlenblende für Strahlengeräte |
SE9401904D0 (sv) * | 1994-06-02 | 1994-06-02 | Siemens Elema Ab | Röntgenundersökningsapparat |
FR2764199B1 (fr) * | 1997-06-06 | 1999-07-16 | Arplay | Systeme de collimation pour la radiotherapie externe notamment dans la dmla |
DE29710724U1 (de) * | 1997-06-19 | 1997-09-25 | Müller, Wulf, 22419 Hamburg | Blendensteuerung für medizinisches Röntgendiagnostikgerät mit drehbaren Bedienelementen zur Veränderung der Größe der Blendenöffnung |
CN1603946A (zh) * | 2003-09-29 | 2005-04-06 | Ge医疗***环球技术有限公司 | X射线光阑、x射线辐照器及x射线装置 |
US7167542B2 (en) * | 2004-09-27 | 2007-01-23 | Siemens Medical Solutions Usa, Inc. | Motor arrangement and methods for a multi-leaf collimator |
CN1786819B (zh) * | 2004-12-09 | 2011-08-10 | Ge医疗***环球技术有限公司 | X射线光阑、x射线辐照器和x射线成像设备 |
FR2864685B1 (fr) * | 2004-12-22 | 2008-03-14 | Ge Med Sys Global Tech Co Llc | Collimateur, emetteur de rayons x et appareil de radiographie |
DE102005028208A1 (de) | 2005-06-17 | 2006-12-28 | Siemens Ag | Strahlenblende für eine Röntgeneinrichtung |
CN101223608B (zh) * | 2006-07-27 | 2012-07-04 | 德国癌症研究公共权益基金会 | 辐射装置和瞄准仪 |
FI122093B (sv) * | 2007-03-19 | 2011-08-31 | Planmeca Oy | Avgränsning av en röntgenstrålkägla i samband med dental avbildning |
US8093572B2 (en) * | 2007-06-29 | 2012-01-10 | Accuray Incorporated | Integrated variable-aperture collimator and fixed-aperture collimator |
JP5358849B2 (ja) * | 2012-05-01 | 2013-12-04 | 株式会社アキュセラ | X線コリメータ |
CN103462624B (zh) * | 2013-09-05 | 2016-07-06 | 中国科学院深圳先进技术研究院 | 一种x射线机限束器叶片驱动装置及x射线机限束器 |
RU191752U1 (ru) * | 2019-02-05 | 2019-08-21 | Александр Григорьевич Таран | Устройство для диафрагмирования пучка рентгеновского излучения |
CN116027564B (zh) * | 2023-01-05 | 2024-03-19 | 赛诺威盛科技(北京)股份有限公司 | 无级开缝准直器及ct扫描设备 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR635489A (fr) * | 1927-06-03 | 1928-03-16 | Diaphragme à ouverture variable plus particulièrement utilisable en radiologie pour la limitation du champ de rayonnement | |
US1909118A (en) * | 1928-05-29 | 1933-05-16 | Raab Leonhard | Diaphragm apparatus for x-ray tubes |
US2959680A (en) * | 1956-03-28 | 1960-11-08 | Picker X Ray Corp | Adjustable collimator for radiation therapy |
US3048700A (en) * | 1959-09-24 | 1962-08-07 | Westinghouse Electric Corp | X-ray shutter apparatus |
DE1441312A1 (de) * | 1962-12-14 | 1968-10-24 | Siemens Ag | An einem Roentgenroehrengehaeuse angebrachte Primaerstrahlenblende |
DE2035110A1 (en) * | 1970-07-15 | 1972-02-03 | Atowmjan A | Radio-medical irradiation source - in mounting with adjustable aperture |
GB1565152A (en) * | 1976-11-27 | 1980-04-16 | Prontor Werk Gauthier Gmbh | Shieding device for protection of delicate organs during x-ray examination |
EP0319885B1 (de) * | 1987-12-11 | 1994-11-02 | Varian International AG. | Therapiesimulator |
-
1990
- 1990-11-14 SE SE9003638A patent/SE9003638D0/sv unknown
-
1991
- 1991-10-10 EP EP91117317A patent/EP0485742B1/de not_active Expired - Lifetime
- 1991-10-10 DE DE59105050T patent/DE59105050D1/de not_active Expired - Fee Related
- 1991-11-06 US US07/789,239 patent/US5204892A/en not_active Expired - Lifetime
- 1991-11-08 JP JP32104391A patent/JP3354950B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5204892A (en) | 1993-04-20 |
EP0485742A1 (de) | 1992-05-20 |
JP3354950B2 (ja) | 2002-12-09 |
EP0485742B1 (de) | 1995-03-29 |
DE59105050D1 (de) | 1995-05-04 |
JPH04267041A (ja) | 1992-09-22 |
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