SE9401904D0 - Röntgenundersökningsapparat - Google Patents

Röntgenundersökningsapparat

Info

Publication number
SE9401904D0
SE9401904D0 SE9401904A SE9401904A SE9401904D0 SE 9401904 D0 SE9401904 D0 SE 9401904D0 SE 9401904 A SE9401904 A SE 9401904A SE 9401904 A SE9401904 A SE 9401904A SE 9401904 D0 SE9401904 D0 SE 9401904D0
Authority
SE
Sweden
Prior art keywords
cathodes
focal
anode
fine
radiographic unit
Prior art date
Application number
SE9401904A
Other languages
English (en)
Inventor
Yngve Norhager
Original Assignee
Siemens Elema 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 Siemens Elema Ab filed Critical Siemens Elema Ab
Priority to SE9401904A priority Critical patent/SE9401904D0/sv
Publication of SE9401904D0 publication Critical patent/SE9401904D0/sv
Priority to DE59510340T priority patent/DE59510340D1/de
Priority to EP95105219A priority patent/EP0685200B1/de
Priority to US08/450,706 priority patent/US5544216A/en
Priority to JP13447195A priority patent/JP3764510B2/ja
Priority to FI952725A priority patent/FI116193B/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/06—Cathode assembly
    • H01J2235/068—Multi-cathode assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
SE9401904A 1994-06-02 1994-06-02 Röntgenundersökningsapparat SE9401904D0 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9401904A SE9401904D0 (sv) 1994-06-02 1994-06-02 Röntgenundersökningsapparat
DE59510340T DE59510340D1 (de) 1994-06-02 1995-04-06 Röntgenuntersuchungsgerät mit mehreren Brennflecken und verschiebarer Primärstrahlenblende
EP95105219A EP0685200B1 (de) 1994-06-02 1995-04-06 Röntgenuntersuchungsgerät mit mehreren Brennflecken und verschiebarer Primärstrahlenblende
US08/450,706 US5544216A (en) 1994-06-02 1995-05-25 X-ray examination apparatus
JP13447195A JP3764510B2 (ja) 1994-06-02 1995-05-31 Ｘ線検査装置
FI952725A FI116193B (sv) 1994-06-02 1995-06-02 Röntgenundersökningsapparat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9401904A SE9401904D0 (sv) 1994-06-02 1994-06-02 Röntgenundersökningsapparat

Publications (1)

Publication Number Publication Date
SE9401904D0 true SE9401904D0 (sv) 1994-06-02

Family

ID=20394217

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9401904A SE9401904D0 (sv) 1994-06-02 1994-06-02 Röntgenundersökningsapparat

Country Status (6)

Country Link
US (1) US5544216A (sv)
EP (1) EP0685200B1 (sv)
JP (1) JP3764510B2 (sv)
DE (1) DE59510340D1 (sv)
FI (1) FI116193B (sv)
SE (1) SE9401904D0 (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608862A1 (de) * 1996-03-07 1997-09-11 Philips Patentverwaltung Röntgenuntersuchungsgerät mit einem Röntgenstrahler und einer damit verbundenen Blendeneinheit
GB2341301B (en) 1998-08-28 2003-04-09 Elekta Ab Collimator for radiotherapy apparatus
US7330529B2 (en) * 2004-04-06 2008-02-12 General Electric Company Stationary tomographic mammography system
EP1623672A1 (de) * 2004-08-04 2006-02-08 Siemens Aktiengesellschaft Röntgenvorrichtung, insbesondere für ein Mammographie-Röntgengerät
ATE542479T1 (de) * 2008-03-31 2012-02-15 Koninkl Philips Electronics Nv Schnelle tomosynthese-scanvorrichtung und ct- basiertes verfahren auf grundlage einer rotierenden step-and-shoot-bilderfassung ohne brennpunktbewegung während einer kontinuierlichen röhrenbewegung zur verwendung für spiralvolumen- ct-mammographieabbildungen
CN115046505B (zh) * 2022-07-29 2024-08-02 重庆大学 一种高能电子直线加速器x射线焦斑测量装置及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793417A (fr) * 1972-01-05 1973-04-16 Siemens Ag Appareil de radiographie
FR2329068A1 (fr) * 1975-10-24 1977-05-20 Radiologie Cie Gle Tube radiogene a anode tournante avec foyer apparent de forme allongee
DE3136806A1 (de) * 1981-09-16 1983-03-31 Siemens AG, 1000 Berlin und 8000 München Roentgenuntersuchungsgeraet
DE3216216A1 (de) * 1982-04-30 1983-11-10 Siemens AG, 1000 Berlin und 8000 München Roentgenuntersuchungsgeraet
EP0142841A3 (en) * 1983-11-18 1987-04-29 Kabushiki Kaisha Toshiba Aperture device of radiation diagnostic apparatus
EP0166030B1 (de) * 1984-06-15 1988-08-03 Siemens Aktiengesellschaft Primärstrahlenblende für eine Röntgendiagnostikanlage für Röntgen-Stereobilder
US5224145A (en) * 1990-03-28 1993-06-29 Kabushiki Kaisha Toshiba X-ray beam limiting apparatus including pivotable blade
SE9003638D0 (sv) * 1990-11-14 1990-11-14 Siemens Elema Ab Primaerstraaleblaendare foer ett roentgenroer
DE4207006C2 (de) * 1992-03-05 1994-07-14 Siemens Ag Computertomograph
US5308250A (en) * 1992-10-30 1994-05-03 Hewlett-Packard Company Pressure contact for connecting a coaxial shield to a microstrip ground plane
DE4410760A1 (de) * 1993-07-12 1995-01-19 Siemens Ag Röntgenröhre mit einer Anode und Mitteln zur Brennfleckverlagerung
US5511105A (en) * 1993-07-12 1996-04-23 Siemens Aktiengesellschaft X-ray tube with multiple differently sized focal spots and method for operating same

Also Published As

Publication number Publication date
DE59510340D1 (de) 2002-10-02
FI952725A (sv) 1995-12-03
JP3764510B2 (ja) 2006-04-12
FI952725A0 (sv) 1995-06-02
EP0685200A1 (de) 1995-12-06
FI116193B (sv) 2005-10-14
JPH07327966A (ja) 1995-12-19
EP0685200B1 (de) 2002-08-28
US5544216A (en) 1996-08-06

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