DE69425957T2 - Zelluläres gitter für röntgenstrahlen - Google Patents
Zelluläres gitter für röntgenstrahlenInfo
- Publication number
- DE69425957T2 DE69425957T2 DE69425957T DE69425957T DE69425957T2 DE 69425957 T2 DE69425957 T2 DE 69425957T2 DE 69425957 T DE69425957 T DE 69425957T DE 69425957 T DE69425957 T DE 69425957T DE 69425957 T2 DE69425957 T2 DE 69425957T2
- Authority
- DE
- Germany
- Prior art keywords
- cellular grid
- ray rays
- rays
- ray
- cellular
- 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
-
- 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
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US998293A | 1993-01-27 | 1993-01-27 | |
PCT/US1994/001111 WO1994017533A1 (en) | 1993-01-27 | 1994-01-26 | Cellular x-ray grid |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69425957D1 DE69425957D1 (de) | 2000-10-26 |
DE69425957T2 true DE69425957T2 (de) | 2001-03-15 |
Family
ID=21740841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69425957T Expired - Lifetime DE69425957T2 (de) | 1993-01-27 | 1994-01-26 | Zelluläres gitter für röntgenstrahlen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5970118A (de) |
EP (1) | EP0681736B1 (de) |
DE (1) | DE69425957T2 (de) |
WO (1) | WO1994017533A1 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6252938B1 (en) * | 1997-06-19 | 2001-06-26 | Creatv Microtech, Inc. | Two-dimensional, anti-scatter grid and collimator designs, and its motion, fabrication and assembly |
US6353227B1 (en) | 1998-12-18 | 2002-03-05 | Izzie Boxen | Dynamic collimators |
DE10147947C1 (de) | 2001-09-28 | 2003-04-24 | Siemens Ag | Verfahren zur Herstellung eines Streustrahlenrasters oder Kollimators |
FR2830976B1 (fr) | 2001-10-17 | 2004-01-09 | Ge Med Sys Global Tech Co Llc | Grilles anti-diffusantes a faible attenuation et procede de fabrication de telles grilles |
US7127037B2 (en) * | 2002-07-26 | 2006-10-24 | Bede Scientific Instruments Ltd. | Soller slit using low density materials |
US7616801B2 (en) | 2002-11-27 | 2009-11-10 | Hologic, Inc. | Image handling and display in x-ray mammography and tomosynthesis |
US7123684B2 (en) * | 2002-11-27 | 2006-10-17 | Hologic, Inc. | Full field mammography with tissue exposure control, tomosynthesis, and dynamic field of view processing |
US8565372B2 (en) | 2003-11-26 | 2013-10-22 | Hologic, Inc | System and method for low dose tomosynthesis |
US7577282B2 (en) | 2002-11-27 | 2009-08-18 | Hologic, Inc. | Image handling and display in X-ray mammography and tomosynthesis |
US10638994B2 (en) | 2002-11-27 | 2020-05-05 | Hologic, Inc. | X-ray mammography with tomosynthesis |
US7072446B2 (en) * | 2003-05-13 | 2006-07-04 | Analogic Corporation | Method for making X-ray anti-scatter grid |
DE102004027158B4 (de) * | 2004-06-03 | 2010-07-15 | Siemens Ag | Verfahren zur Herstellung eines Streustrahlenrasters oder Kollimators aus absorbierendem Material |
EP1816965B1 (de) | 2004-11-26 | 2016-06-29 | Hologic, Inc. | Integriertes multimodus-mammographie-/tomosynthese-röntgensystem |
US7615161B2 (en) * | 2005-08-19 | 2009-11-10 | General Electric Company | Simplified way to manufacture a low cost cast type collimator assembly |
US20080165922A1 (en) * | 2007-01-09 | 2008-07-10 | Brian David Yanoff | Laminated ct collimator and method of making same |
WO2010018617A1 (ja) * | 2008-08-11 | 2010-02-18 | 株式会社島津製作所 | 放射線グリッドおよびそれを備えた放射線撮影装置 |
DE102008061487B4 (de) * | 2008-12-10 | 2013-01-17 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines kammartigen Kollimatorelements für eine Kollimator-Anordnung sowie Kollimatorelement |
DE102010011581A1 (de) * | 2009-07-22 | 2011-02-03 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines 2D-Kollimatorelements für einen Strahlendetektor sowie 2D-Kollimatorelement |
EP3445247B1 (de) | 2016-04-22 | 2021-03-10 | Hologic, Inc. | Tomosynthese mit röntgensystem mit variablem brennfleck unter verwendung eines adressierbaren arrays |
WO2019035064A1 (en) | 2017-08-16 | 2019-02-21 | Hologic, Inc. | PATIENT MOVEMENT ARTIFACT COMPENSATION TECHNIQUES IN BREAST IMAGING |
EP3449835B1 (de) | 2017-08-22 | 2023-01-11 | Hologic, Inc. | Computertomografiesystem und methode zur bildgebung mehrerer anatomischer ziele |
CN107582089B (zh) * | 2017-09-29 | 2021-06-29 | 上海联影医疗科技股份有限公司 | 准直器、成像设备、焦点位置跟踪方法及校正方法 |
US11090017B2 (en) | 2018-09-13 | 2021-08-17 | Hologic, Inc. | Generating synthesized projection images for 3D breast tomosynthesis or multi-mode x-ray breast imaging |
EP3832689A3 (de) | 2019-12-05 | 2021-08-11 | Hologic, Inc. | Systeme und verfahren für verbesserte röntgenröhrenlebensdauer |
US11471118B2 (en) | 2020-03-27 | 2022-10-18 | Hologic, Inc. | System and method for tracking x-ray tube focal spot position |
US11786191B2 (en) | 2021-05-17 | 2023-10-17 | Hologic, Inc. | Contrast-enhanced tomosynthesis with a copper filter |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1208474A (en) * | 1915-10-12 | 1916-12-12 | Eugene W Caldwell | X-ray screening apparatus. |
US2336026A (en) * | 1938-02-08 | 1943-12-07 | Richardson Co | X-ray grid and the like |
US2605427A (en) * | 1948-11-25 | 1952-07-29 | Delhumeau Roger Andre | Diffusion-preventing device for x-rays |
US2824970A (en) * | 1952-04-04 | 1958-02-25 | Ledin Sven Harald | Secondary diaphragms for x-ray radiography |
US4288697A (en) * | 1979-05-03 | 1981-09-08 | Albert Richard D | Laminate radiation collimator |
US4414679A (en) * | 1982-03-01 | 1983-11-08 | North American Philips Corporation | X-Ray sensitive electrophoretic imagers |
DE3507340A1 (de) * | 1984-03-02 | 1985-09-05 | Canon K.K., Tokio/Tokyo | Roentgenkollimator |
US5231654A (en) * | 1991-12-06 | 1993-07-27 | General Electric Company | Radiation imager collimator |
-
1994
- 1994-01-26 DE DE69425957T patent/DE69425957T2/de not_active Expired - Lifetime
- 1994-01-26 WO PCT/US1994/001111 patent/WO1994017533A1/en active IP Right Grant
- 1994-01-26 EP EP94907383A patent/EP0681736B1/de not_active Expired - Lifetime
-
1997
- 1997-08-27 US US08/924,497 patent/US5970118A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0681736A4 (de) | 1995-09-18 |
EP0681736A1 (de) | 1995-11-15 |
WO1994017533A1 (en) | 1994-08-04 |
DE69425957D1 (de) | 2000-10-26 |
EP0681736B1 (de) | 2000-09-20 |
US5970118A (en) | 1999-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |