DE69202802D1 - Hochpräzisionskollimator mit einzelner Fokallinie und Verfahren zur Herstellung eines solchen Kollimators. - Google Patents
Hochpräzisionskollimator mit einzelner Fokallinie und Verfahren zur Herstellung eines solchen Kollimators.Info
- Publication number
- DE69202802D1 DE69202802D1 DE69202802T DE69202802T DE69202802D1 DE 69202802 D1 DE69202802 D1 DE 69202802D1 DE 69202802 T DE69202802 T DE 69202802T DE 69202802 T DE69202802 T DE 69202802T DE 69202802 D1 DE69202802 D1 DE 69202802D1
- Authority
- DE
- Germany
- Prior art keywords
- collimator
- making
- high precision
- focal line
- single focal
- 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 - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/037—Emission tomography
-
- 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
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)
- Nuclear Medicine (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3063522A JPH04297899A (ja) | 1991-03-27 | 1991-03-27 | コリメータ製造方法及び該製造方法で得るコリメータ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69202802D1 true DE69202802D1 (de) | 1995-07-13 |
DE69202802T2 DE69202802T2 (de) | 1996-02-22 |
Family
ID=13231637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69202802T Expired - Fee Related DE69202802T2 (de) | 1991-03-27 | 1992-03-25 | Hochpräzisionskollimator mit einzelner Fokallinie und Verfahren zur Herstellung eines solchen Kollimators. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5198680A (de) |
EP (1) | EP0506023B1 (de) |
JP (1) | JPH04297899A (de) |
DE (1) | DE69202802T2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5239568A (en) * | 1990-10-29 | 1993-08-24 | Scinticor Incorporated | Radiation collimator system |
US5528659A (en) * | 1994-04-25 | 1996-06-18 | Gray*Star, Inc. | Radiation flux polarizer or distributor |
US5581592A (en) * | 1995-03-10 | 1996-12-03 | General Electric Company | Anti-scatter X-ray grid device for medical diagnostic radiography |
US5606589A (en) * | 1995-05-09 | 1997-02-25 | Thermo Trex Corporation | Air cross grids for mammography and methods for their manufacture and use |
US6177237B1 (en) * | 1998-06-26 | 2001-01-23 | General Electric Company | High resolution anti-scatter x-ray grid and laser fabrication method |
US6185278B1 (en) | 1999-06-24 | 2001-02-06 | Thermo Electron Corp. | Focused radiation collimator |
DE19947537A1 (de) * | 1999-10-02 | 2001-04-05 | Philips Corp Intellectual Pty | Gitter zur Absorption von Röntgenstrahlung |
US6408054B1 (en) * | 1999-11-24 | 2002-06-18 | Xerox Corporation | Micromachined x-ray image contrast grids |
WO2001052269A1 (en) * | 2000-01-14 | 2001-07-19 | Dulmen Adrianus A Van | Method of imaging by spect |
US7145153B2 (en) | 2001-05-11 | 2006-12-05 | Universitair Medisch Centrum Utrecht | Method of obtaining a tomographic image |
NL1019666C2 (nl) * | 2001-05-11 | 2002-11-15 | Univ Medisch Centrum Utrecht | Werkwijze voor het verkrijgen van een tomografische afbeelding, alsmede een inrichting. |
CA2702143C (en) * | 2001-06-05 | 2014-02-18 | Mikro Systems, Inc. | Methods for manufacturing three-dimensional devices and devices created thereby |
DE10312450A1 (de) * | 2003-03-20 | 2004-10-07 | Siemens Ag | Verfahren zur Kompensation von Bildstörungen bei Strahlungsbildaufnahmen sowie Strahlungsbildaufnahmevorrichtung |
US20050017182A1 (en) * | 2003-07-25 | 2005-01-27 | Siemens Medical Solutions Usa, Inc. | Registered collimator device for nuclear imaging camera and method of forming the same |
WO2005027143A2 (en) * | 2003-09-12 | 2005-03-24 | Philips Intellectual Property & Standards Gmbh | Arrangement for collimating electromagnetic radiation |
CN101040193B (zh) * | 2004-10-15 | 2010-06-16 | 皇家飞利浦电子股份有限公司 | 用于核医学的检测器 |
US8242453B2 (en) * | 2004-10-15 | 2012-08-14 | Koninklijke Philips Electronics N.V. | Imaging system for nuclear medicine |
US7592597B2 (en) * | 2006-08-03 | 2009-09-22 | Ge Healthcare Israel | Method and apparatus for imaging with imaging detectors having small fields of view |
US9072441B2 (en) * | 2006-08-08 | 2015-07-07 | Ge Medical Systems Israel, Ltd. | Method and apparatus for imaging using multiple imaging detectors |
JP5059521B2 (ja) * | 2007-08-29 | 2012-10-24 | 株式会社放電精密加工研究所 | 散乱線除去グリッドの製造方法 |
EP2559535A3 (de) * | 2008-09-26 | 2016-09-07 | Mikro Systems Inc. | Systeme, Vorrichtungen und/oder Verfahren zur Herstellung von Güssen |
US7692154B1 (en) * | 2008-11-17 | 2010-04-06 | The United States Of America As Represented By The Secretary Of The Army | Lightweight quartic-shaped collimator for collecting high energy gamma rays |
US20120087462A1 (en) * | 2010-10-12 | 2012-04-12 | Abdelaziz Ikhlef | Hybrid collimator for x-rays and method of making same |
JP5674507B2 (ja) * | 2011-02-28 | 2015-02-25 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 2次元コリメータモジュール、x線検出器、x線ct装置、2次元コリメータモジュールの組立て方法、および2次元コリメータ装置の製造方法。 |
US8957397B2 (en) | 2011-09-26 | 2015-02-17 | Siemens Medical Solutions Usa, Inc. | Multilayer, multiaperture collimator for medical imaging and fabrication method |
US8813824B2 (en) | 2011-12-06 | 2014-08-26 | Mikro Systems, Inc. | Systems, devices, and/or methods for producing holes |
WO2013168111A2 (en) | 2012-05-08 | 2013-11-14 | Spectrum Dynamics Llc | Nuclear medicine tomography systems, detectors and methods |
KR101997862B1 (ko) * | 2018-12-26 | 2019-07-08 | 제이피아이헬스케어 주식회사 | 격자형 x선 그리드 제조 방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2806958A (en) * | 1954-01-21 | 1957-09-17 | Gen Electric | Radiographic diaphragm and method of making the same |
GB1493267A (en) * | 1975-12-03 | 1977-11-30 | Ferranti Ltd | Apparatus for collimating a beam of penetrating ionizing radiation |
US4250392A (en) * | 1979-02-27 | 1981-02-10 | Engineering Dynamics Corporation | Bi-focal collimator |
JPS5842986A (ja) * | 1981-09-07 | 1983-03-12 | Hitachi Cable Ltd | 一方向焦点付ハニカム構造体の製造方法 |
JPS58169078A (ja) * | 1982-03-31 | 1983-10-05 | Shimadzu Corp | シンチレ−シヨンカメラ |
JPS6017380A (ja) * | 1983-07-08 | 1985-01-29 | Hitachi Cable Ltd | 断層コリメ−タ及びその製造方法 |
JPS60144683A (ja) * | 1983-12-31 | 1985-07-31 | Shimadzu Corp | 放射線用コリメ−タの製造方法 |
US4958081A (en) * | 1985-08-14 | 1990-09-18 | Siemens Gammasonics, Inc. | Focusing collimator and method for making it |
JPH03120500A (ja) * | 1989-10-04 | 1991-05-22 | Toshiba Corp | 多孔コリメータ及びその製造方法 |
-
1991
- 1991-03-27 JP JP3063522A patent/JPH04297899A/ja active Pending
-
1992
- 1992-03-25 EP EP92105150A patent/EP0506023B1/de not_active Expired - Lifetime
- 1992-03-25 DE DE69202802T patent/DE69202802T2/de not_active Expired - Fee Related
- 1992-03-27 US US07/858,709 patent/US5198680A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH04297899A (ja) | 1992-10-21 |
US5198680A (en) | 1993-03-30 |
EP0506023A1 (de) | 1992-09-30 |
EP0506023B1 (de) | 1995-06-07 |
DE69202802T2 (de) | 1996-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |