CH522349A - Röntgen-Durchleuchtungsapparat - Google Patents
Röntgen-DurchleuchtungsapparatInfo
- Publication number
- CH522349A CH522349A CH182571A CH182571A CH522349A CH 522349 A CH522349 A CH 522349A CH 182571 A CH182571 A CH 182571A CH 182571 A CH182571 A CH 182571A CH 522349 A CH522349 A CH 522349A
- Authority
- CH
- Switzerland
- Prior art keywords
- ray fluoroscopic
- fluoroscopic machine
- machine
- ray
- fluoroscopic
- Prior art date
Links
Classifications
-
- 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
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
-
- 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
- A61B6/08—Auxiliary means for directing the radiation beam to a particular spot, e.g. using light beams
-
- 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
- A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4035—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
- G03B42/02—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using X-rays
-
- 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
-
- 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
- G21K1/10—Scattering devices; Absorbing devices; Ionising radiation filters
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7001651A SE372884B (de) | 1970-02-09 | 1970-02-09 | |
SE1135670 | 1970-08-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH522349A true CH522349A (de) | 1972-06-15 |
Family
ID=26654277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH182571A CH522349A (de) | 1970-02-09 | 1971-02-08 | Röntgen-Durchleuchtungsapparat |
Country Status (10)
Country | Link |
---|---|
US (1) | US3717768A (de) |
JP (1) | JPS5142509B1 (de) |
AT (1) | AT321420B (de) |
BE (1) | BE762648A (de) |
CA (1) | CA927020A (de) |
CH (1) | CH522349A (de) |
DE (1) | DE2105259A1 (de) |
FR (1) | FR2078378A5 (de) |
GB (1) | GB1330202A (de) |
NL (1) | NL7101633A (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3921001A (en) * | 1972-08-21 | 1975-11-18 | Medinova Ab Of Sweden | Screening or aperture device for an x-ray apparatus |
US3917954A (en) * | 1973-11-09 | 1975-11-04 | Gundersen Clinic Ltd | External x-ray beam flattening filter |
SE390697B (sv) * | 1974-04-10 | 1977-01-17 | Scandiatronix Instr Ab | Anordning for paverkan av energifordelning och rumslig fordelning hos hogenergetisk partikelstralning vid bestralning av en begrensad volym |
US4181858A (en) * | 1977-12-30 | 1980-01-01 | Emi Limited | Adjustable compensating device for radiographic apparatus |
EP0016491B1 (de) * | 1979-03-27 | 1982-11-17 | Werkzeugmaschinenfabrik Oerlikon-Bührle AG | Anlage zur Sichtbarmachung von bewegten Teilen |
US4288695A (en) * | 1979-04-13 | 1981-09-08 | Technicare Corporation | Computerized tomographic scanner with shaped radiation filter |
DE2951857A1 (de) * | 1979-12-21 | 1981-07-02 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikanlage mit einer aufnahmeeinheit mit einer roentgenroehre, die ein faecherfoermiges strahlenbuendel aussenden kann |
FR2514519A1 (fr) * | 1981-10-14 | 1983-04-15 | Selectrem Etu Applic Electro M | Support de filtre pour appareil de radiographie |
US4472828A (en) * | 1982-07-23 | 1984-09-18 | Minnesota Mining And Manufacturing Company | X-Ray filter for chest X-rays |
DE3239379A1 (de) * | 1982-10-23 | 1984-04-26 | Helmut Fischer GmbH & Co Institut für Elektronik und Meßtechnik, 7032 Sindelfingen | Vorrichtung zum messen der dicke duenner schichten |
US4497062A (en) * | 1983-06-06 | 1985-01-29 | Wisconsin Alumni Research Foundation | Digitally controlled X-ray beam attenuation method and apparatus |
DE3339775A1 (de) * | 1983-11-03 | 1985-05-15 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikgeraet mit strahlenfiltern |
FR2561516B1 (fr) * | 1984-03-20 | 1988-03-04 | Thomson Cgr | Installation de radiologie a filtre compensateur |
FR2665545B1 (fr) * | 1990-08-06 | 1993-09-24 | Technomed Int Sa | Procede et appareil de determination de la position d'une cible par rapport a un repere de reference de coordonnees connues sans connaitre a priori la position d'une source de rayonnement. |
EP0502069A1 (de) * | 1989-11-24 | 1992-09-09 | Technomed International | Verfahren und vorrichtung zur feststellung der position eines ziels in bezug auf bekannte koordinaten |
US5282254A (en) * | 1992-06-29 | 1994-01-25 | Siemens Corporate Research, Inc. | Method for locating an edge portion of an aperture in a filter member in X-ray fluoroscopy apparatus |
US5278887A (en) * | 1992-06-29 | 1994-01-11 | Siemens Corporate Research, Inc. | Apparatus and method for reducing X-ray dosage during a fluoroscopic procedure |
FI103176B (fi) * | 1993-06-15 | 1999-05-14 | Planmeca Oy | Pehmytkudossuodinlaite kefalostaattiin |
DE29509546U1 (de) * | 1995-06-10 | 1995-08-17 | Laser Applikationan Gmbh | Röntgeneinrichtung |
DE19534292C2 (de) * | 1995-09-15 | 2000-02-17 | Siemens Ag | Röntgenstrahlenfilter |
US6647095B2 (en) * | 2002-04-02 | 2003-11-11 | Ge Medical Systems Global Technology Co., Llc | Method and apparatus for optimizing dosage to scan subject |
US6836535B2 (en) * | 2002-04-22 | 2004-12-28 | General Electric Company | Method and apparatus of modulating the filtering of radiation during radiographic imaging |
US20040015073A1 (en) * | 2002-04-26 | 2004-01-22 | Michael Schell | Target repositioning error correction filter and method |
DE10259696B4 (de) * | 2002-12-18 | 2018-07-05 | Immobiliengesellschaft Helmut Fischer Gmbh & Co. Kg | Vorrichtung zum Messen der Dicke dünner Schichten |
JP4041025B2 (ja) * | 2003-07-15 | 2008-01-30 | 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 | X線分布調整フィルタ装置およびそれを用いたx線ct装置 |
US7076029B2 (en) * | 2003-10-27 | 2006-07-11 | General Electric Company | Method and apparatus of radiographic imaging with an energy beam tailored for a subject to be scanned |
US20100020928A1 (en) * | 2004-12-28 | 2010-01-28 | Koninklijke Philips Electronics, N.V. | medical 3d x-ray imaging device with a rotating c-shaped arm |
WO2006116100A1 (en) * | 2005-04-22 | 2006-11-02 | American Science And Engineering, Inc. | X-ray backscatter inspection with coincident optical beam |
US7535987B2 (en) * | 2005-06-30 | 2009-05-19 | Kabushiki Kaisha Toshiba | X-ray CT apparatus |
JP4891673B2 (ja) * | 2005-06-30 | 2012-03-07 | 株式会社東芝 | X線ct装置 |
US8325879B2 (en) * | 2007-12-28 | 2012-12-04 | Koninklijke Philips Electronics N.V. | Filter assembly for computed tomography systems |
JP5503919B2 (ja) * | 2009-08-06 | 2014-05-28 | 株式会社東芝 | X線ct装置 |
US8184775B1 (en) * | 2010-10-29 | 2012-05-22 | General Electric Company | Dynamic collimator for wide coverage and low dose cardiac CT imaging |
JP6088503B2 (ja) | 2011-06-30 | 2017-03-01 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | X線ビーム透過プロファイル整形器 |
CN103093850B (zh) * | 2011-10-31 | 2017-04-26 | Ge医疗系统环球技术有限公司 | 一种用于计算机断层摄影系统的滤过器组件以及该系统 |
WO2013132387A2 (en) * | 2012-03-03 | 2013-09-12 | Controlrad Systems, Inc. | X-ray reduction system |
JP2013255642A (ja) * | 2012-06-12 | 2013-12-26 | Canon Inc | 放射線発生装置及び放射線撮影システム |
US10667767B2 (en) | 2014-05-02 | 2020-06-02 | General Electric Company | Systems and methods for selecting bowtie filter configuration |
JP6707048B2 (ja) * | 2017-03-22 | 2020-06-10 | 富士フイルム株式会社 | マンモグラフィ装置 |
DE102017213610A1 (de) * | 2017-08-04 | 2019-02-07 | Siemens Healthcare Gmbh | Vorrichtung für ein Röntgengerät |
CN110477934A (zh) * | 2018-05-14 | 2019-11-22 | 苏州达影医疗设备有限公司 | 复合x线滤片的乳腺x光机 |
EP3626175A1 (de) * | 2018-09-19 | 2020-03-25 | Koninklijke Philips N.V. | Strahlformungsfilter für cbct |
-
1971
- 1971-02-02 US US00111828A patent/US3717768A/en not_active Expired - Lifetime
- 1971-02-04 DE DE19712105259 patent/DE2105259A1/de active Pending
- 1971-02-08 BE BE762648A patent/BE762648A/xx unknown
- 1971-02-08 NL NL7101633A patent/NL7101633A/xx unknown
- 1971-02-08 CH CH182571A patent/CH522349A/de not_active IP Right Cessation
- 1971-02-09 FR FR7104280A patent/FR2078378A5/fr not_active Expired
- 1971-02-09 CA CA104895A patent/CA927020A/en not_active Expired
- 1971-02-09 JP JP46005044A patent/JPS5142509B1/ja active Pending
- 1971-02-09 AT AT103871A patent/AT321420B/de not_active IP Right Cessation
- 1971-04-19 GB GB2132871A patent/GB1330202A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1330202A (en) | 1973-09-12 |
NL7101633A (de) | 1971-08-11 |
CA927020A (en) | 1973-05-22 |
DE2105259A1 (de) | 1971-08-19 |
BE762648A (fr) | 1971-07-16 |
FR2078378A5 (de) | 1971-11-05 |
US3717768A (en) | 1973-02-20 |
AT321420B (de) | 1975-03-25 |
JPS5142509B1 (de) | 1976-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |