NL7101633A - - Google Patents

Info

Publication number
NL7101633A
NL7101633A NL7101633A NL7101633A NL7101633A NL 7101633 A NL7101633 A NL 7101633A NL 7101633 A NL7101633 A NL 7101633A NL 7101633 A NL7101633 A NL 7101633A NL 7101633 A NL7101633 A NL 7101633A
Authority
NL
Netherlands
Application number
NL7101633A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from SE7001651A external-priority patent/SE372884B/xx
Application filed filed Critical
Publication of NL7101633A publication Critical patent/NL7101633A/xx

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
NL7101633A 1970-02-09 1971-02-08 NL7101633A (de)

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
NL7101633A true NL7101633A (de) 1971-08-11

Family

ID=26654277

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7101633A NL7101633A (de) 1970-02-09 1971-02-08

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)

* Cited by examiner, † Cited by third party
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
WO1991007913A1 (en) * 1989-11-24 1991-06-13 Technomed International A method and apparatus for determining the position of a target relative to known co-ordinates
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.
US5278887A (en) * 1992-06-29 1994-01-11 Siemens Corporate Research, Inc. Apparatus and method for reducing X-ray dosage during a fluoroscopic procedure
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
FI103176B1 (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
EP1833372A1 (de) * 2004-12-28 2007-09-19 Koninklijke Philips Electronics N.V. Medizinische 3d-röntgenbildgebungsvorrichtung mit drehbarem c-förmigem arm
US20060245548A1 (en) * 2005-04-22 2006-11-02 Joseph Callerame 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
JP5670742B2 (ja) * 2007-12-28 2015-02-18 コーニンクレッカ フィリップス エヌ ヴェ コンピュータ断層撮影システム用のフィルタ組立体
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
US9357973B2 (en) 2011-06-30 2016-06-07 Koninklijke Philips N.V. X-ray beam transmission profile shaper
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
CN104540452B (zh) * 2012-03-03 2017-05-10 控制辐射系统有限公司 X射线减少系统
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

Also Published As

Publication number Publication date
CA927020A (en) 1973-05-22
US3717768A (en) 1973-02-20
CH522349A (de) 1972-06-15
BE762648A (fr) 1971-07-16
GB1330202A (en) 1973-09-12
DE2105259A1 (de) 1971-08-19
FR2078378A5 (de) 1971-11-05
JPS5142509B1 (de) 1976-11-16
AT321420B (de) 1975-03-25

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