SE347859B - - Google Patents

Info

Publication number
SE347859B
SE347859B SE16209/70A SE1620970A SE347859B SE 347859 B SE347859 B SE 347859B SE 16209/70 A SE16209/70 A SE 16209/70A SE 1620970 A SE1620970 A SE 1620970A SE 347859 B SE347859 B SE 347859B
Authority
SE
Sweden
Application number
SE16209/70A
Inventor
P Edholm
N Jacobson
Original Assignee
Medinova Ab
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
Application filed by Medinova Ab filed Critical Medinova Ab
Priority to SE16209/70A priority Critical patent/SE347859B/xx
Priority to US00201676A priority patent/US3755672A/en
Priority to IT54359/71A priority patent/IT945161B/it
Priority to GB5540471A priority patent/GB1374610A/en
Priority to NL7116455A priority patent/NL7116455A/xx
Priority to DE19712159365 priority patent/DE2159365A1/de
Priority to FR7142828A priority patent/FR2116168A5/fr
Publication of SE347859B publication Critical patent/SE347859B/xx

Links

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]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035—Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • 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

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)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
SE16209/70A 1970-11-30 1970-11-30 SE347859B (enrdf_load_html_response)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE16209/70A SE347859B (enrdf_load_html_response) 1970-11-30 1970-11-30
US00201676A US3755672A (en) 1970-11-30 1971-11-24 Exposure compensating device for radiographic apparatus
IT54359/71A IT945161B (it) 1970-11-30 1971-11-25 Dispositivo di compensazione dell esposizione per apparecchi radiografici
GB5540471A GB1374610A (en) 1970-11-30 1971-11-29 Radiographic apparatus
NL7116455A NL7116455A (enrdf_load_html_response) 1970-11-30 1971-11-30
DE19712159365 DE2159365A1 (de) 1970-11-30 1971-11-30 Einrichtung zum Belichtungsausgleich in Geräten für die Röntgenstrahlenphotographie
FR7142828A FR2116168A5 (enrdf_load_html_response) 1970-11-30 1971-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16209/70A SE347859B (enrdf_load_html_response) 1970-11-30 1970-11-30

Publications (1)

Publication Number Publication Date
SE347859B true SE347859B (enrdf_load_html_response) 1972-08-14

Family

ID=20301887

Family Applications (1)

Application Number Title Priority Date Filing Date
SE16209/70A SE347859B (enrdf_load_html_response) 1970-11-30 1970-11-30

Country Status (7)

Country Link
US (1) US3755672A (enrdf_load_html_response)
DE (1) DE2159365A1 (enrdf_load_html_response)
FR (1) FR2116168A5 (enrdf_load_html_response)
GB (1) GB1374610A (enrdf_load_html_response)
IT (1) IT945161B (enrdf_load_html_response)
NL (1) NL7116455A (enrdf_load_html_response)
SE (1) SE347859B (enrdf_load_html_response)

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US4288695A (en) * 1979-04-13 1981-09-08 Technicare Corporation Computerized tomographic scanner with shaped radiation filter
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FR2485790A1 (fr) * 1980-06-24 1981-12-31 Radiologie Cie Gle Systeme de filtration, a effet modulable a distance et appareil de radiologie comportant un tel systeme
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FR2664708B1 (fr) * 1990-07-10 1992-09-25 Gen Electric Cgr Procede de correction du durcissement d'un faisceau de rayons x dans un scanner.
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JP3419821B2 (ja) * 1992-05-26 2003-06-23 山之内製薬株式会社 連続高速回転像撮影用ｋフィルタ，連続高速回転像撮影装置及び連続高速回転像撮影方法並びに連続高速回転像撮影観察装置
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US5778046A (en) * 1996-01-19 1998-07-07 The Regents Of The University Of California Automatic X-ray Beam Equalizer
JP3839059B2 (ja) * 1996-02-14 2006-11-01 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ Ｘ線フィルタを有するｘ線検査装置
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DE19638621C1 (de) * 1996-09-20 1998-02-05 Siemens Ag Filter zum Absorbieren von Röntgenstrahlung
US5878111A (en) * 1996-09-20 1999-03-02 Siemens Aktiengesellschaft X-ray absorption filter having a field generating matrix and field sensitive liquids
IT1286819B1 (it) * 1996-12-11 1998-07-17 Gd Spa Metodo di misura dell'intensita' di radiazione trasmessa attraverso un corpo
US6201852B1 (en) 1997-04-11 2001-03-13 University Of Medicine & Denistry Of New Jersey Method and means for variably attenuating radiation
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US20040015073A1 (en) * 2002-04-26 2004-01-22 Michael Schell Target repositioning error correction filter and method
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US6920203B2 (en) * 2002-12-02 2005-07-19 General Electric Company Method and apparatus for selectively attenuating a radiation source
US6919572B2 (en) * 2003-05-02 2005-07-19 The Titan Corporation Compensating for variations in article speeds and characteristics at different article positions during article irradiation
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US7272208B2 (en) * 2004-09-21 2007-09-18 Ge Medical Systems Global Technology Company, Llc System and method for an adaptive morphology x-ray beam in an x-ray system
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JP5011482B2 (ja) * 2005-07-19 2012-08-29 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ｃｔ装置
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US7489764B2 (en) * 2007-07-02 2009-02-10 Moshe Ein-Gal Adjustable aperture collimator
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DE102009012631B4 (de) * 2009-03-11 2011-07-28 Bayer Schering Pharma Aktiengesellschaft, 13353 Filter für einen Computertomographen sowie Computertomograph
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FR2960642B1 (fr) 2010-05-28 2012-07-13 Snecma Procede de controle non destructif et dispositif de mise en oeuvre du procede
RU2594807C2 (ru) * 2010-12-09 2016-08-20 Конинклейке Филипс Электроникс Н.В. Послепациентный динамический фильтр для компьютерной томографии (ст)
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
DE102012201856B4 (de) 2012-02-08 2015-04-02 Siemens Aktiengesellschaft Konturkollimator und adaptives Filter mit elektroaktiven Polymerelementen und zugehöriges Verfahren
DE102012220750B4 (de) 2012-02-08 2015-06-03 Siemens Aktiengesellschaft Konturkollimator mit einer magnetischen, Röntgenstrahlung absorbierenden Flüssigkeit und zugehöriges Verfahren
DE102012206953B3 (de) 2012-04-26 2013-05-23 Siemens Aktiengesellschaft Adaptives Röntgenfilter und Verfahren zur adaptiven Schwächung einer Röntgenstrahlung
DE102012207627B3 (de) * 2012-05-08 2013-05-02 Siemens Aktiengesellschaft Adaptives Röntgenfilter zur Veränderung der lokalen Intensität einer Röntgenstrahlung
DE102012209150B3 (de) 2012-05-31 2013-04-11 Siemens Aktiengesellschaft Adaptives Röntgenfilter und Verfahren zur Veränderung der lokalen Intensität einer Röntgenstrahlung
US9173621B2 (en) * 2013-04-02 2015-11-03 Triple Ring Technologies, Inc. Method and apparatus for adaptive X-ray filtration
US10835193B2 (en) * 2016-09-08 2020-11-17 Koninklijke Philips N.V. Source grating for X-ray imaging
US11197654B2 (en) * 2017-09-08 2021-12-14 Koninklijke Philips N.V. Dynamic bowtie filter and methods of using the same
EP3712902B1 (de) 2019-03-18 2021-05-26 Siemens Healthcare GmbH Filtersystem zur lokalen abschwächung von röntgenstrahlung, röntgenapparat und verfahren zur lokalen veränderung der intensität von röntgenstrahlung
CN117331110A (zh) * 2022-06-27 2024-01-02 上海联影医疗科技股份有限公司 一种用于成像系统的探测器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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FR816845A (fr) * 1936-01-27 1937-08-18 Dispositif pour protéger le malade contre des lésions causées par les rayons chi
DE1145277B (de) * 1960-05-27 1963-03-14 Koch & Sterzel Kommanditgesell Roentgenapparat mit als Dosisleistungsmesser verwendetem Belichtungsautomaten

Also Published As

Publication number Publication date
NL7116455A (enrdf_load_html_response) 1972-06-01
DE2159365A1 (de) 1972-07-13
US3755672A (en) 1973-08-28
FR2116168A5 (enrdf_load_html_response) 1972-07-07
GB1374610A (en) 1974-11-20
IT945161B (it) 1973-05-10

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