JPH0749923Y2 - 医用放射線利用機器のための一次放射線絞り - Google Patents

医用放射線利用機器のための一次放射線絞り

Info

Publication number
JPH0749923Y2
JPH0749923Y2 JP1991012845U JP1284591U JPH0749923Y2 JP H0749923 Y2 JPH0749923 Y2 JP H0749923Y2 JP 1991012845 U JP1991012845 U JP 1991012845U JP 1284591 U JP1284591 U JP 1284591U JP H0749923 Y2 JPH0749923 Y2 JP H0749923Y2
Authority
JP
Japan
Prior art keywords
diaphragm
control
disc
adjusting
diaphragm plate
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 - Lifetime
Application number
JP1991012845U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0488914U (enExample
Inventor
ギユンター、バルトマン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 AG filed Critical Siemens AG
Publication of JPH0488914U publication Critical patent/JPH0488914U/ja
Application granted granted Critical
Publication of JPH0749923Y2 publication Critical patent/JPH0749923Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A61B6/06—Diaphragms
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F1/00—Shielding characterised by the composition of the materials
    • G21F1/12—Laminated shielding materials
    • 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
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/04—Thermal reactors ; Epithermal reactors
    • G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
    • G21C1/08—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling water reactor, integral super-heat reactor, pressurised water reactor
    • G21C1/10—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling water reactor, integral super-heat reactor, pressurised water reactor moderator and coolant being different or separated
    • G21C1/12—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling water reactor, integral super-heat reactor, pressurised water reactor moderator and coolant being different or separated moderator being solid, e.g. Magnox reactor or gas-graphite reactor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Diaphragms For Cameras (AREA)
JP1991012845U 1990-02-16 1991-02-15 医用放射線利用機器のための一次放射線絞り Expired - Lifetime JPH0749923Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP90103049 1990-02-16
EP90103049.4 1990-02-16

Publications (2)

Publication Number Publication Date
JPH0488914U JPH0488914U (enExample) 1992-08-03
JPH0749923Y2 true JPH0749923Y2 (ja) 1995-11-15

Family

ID=8203657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1991012845U Expired - Lifetime JPH0749923Y2 (ja) 1990-02-16 1991-02-15 医用放射線利用機器のための一次放射線絞り

Country Status (3)

Country Link
US (1) US5086444A (enExample)
JP (1) JPH0749923Y2 (enExample)
DE (1) DE4041296A1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69208130T2 (de) * 1991-04-12 1996-08-29 Philips Electronics Nv Röntgenuntersuchungsapparat mit Filtermittel
DE4242835C2 (de) * 1992-12-17 1995-10-05 Siemens Ag Strahlenblende für ein Röntgendiagnostikgerät
CN1146360C (zh) * 1994-11-21 2004-04-21 皇家菲利浦电子有限公司 具有射束光阑的x射线检查装置
DE19536432A1 (de) * 1995-09-29 1997-04-03 Siemens Ag Strahlenblende für ein Röntgendiagnostikgerät
US5991362A (en) * 1996-11-15 1999-11-23 Xre Corporation Adjustable opening X-ray mask
FR2770677B1 (fr) * 1997-11-03 1999-12-24 Ge Medical Syst Sa Filtre de conformation de faisceau de rayon-x a surface variable et appareil d'imagerie pour rayon-x incorporant un tel filtre
FI110478B (fi) * 2001-05-29 2003-02-14 Planmeca Oy Menetelmä ja laitteisto sädekeilan rajaamiseksi
JP2003222698A (ja) * 2002-01-31 2003-08-08 Seiko Instruments Inc Ｘ線分析装置
CN1603946A (zh) * 2003-09-29 2005-04-06 Ge医疗系统环球技术有限公司 X射线光阑、x射线辐照器及x射线装置
CN100538496C (zh) * 2004-10-15 2009-09-09 Ge医疗系统环球技术有限公司 光束光阑和x-射线成像装置
DE102005028208A1 (de) * 2005-06-17 2006-12-28 Siemens Ag Strahlenblende für eine Röntgeneinrichtung
US20080086972A1 (en) * 2006-10-16 2008-04-17 Glickman Joel I Brick-based construction toy system
FI122093B (fi) * 2007-03-19 2011-08-31 Planmeca Oy Röntgensädekeilan rajaaminen hammaslääketieteellisen kuvantamisen yhteydessä
JP5942243B2 (ja) * 2011-11-15 2016-06-29 株式会社日立製作所 Ｘ線画像診断装置
WO2013078384A1 (en) * 2011-11-25 2013-05-30 Aribex, Inc. X-ray distance indicator and related methods
DE102011089235A1 (de) * 2011-12-20 2012-08-09 Siemens Aktiengesellschaft Konturkollimator mit Irisblenden und zugehöriges Verfahren
CN103106941B (zh) * 2012-11-15 2015-10-21 吴大可 可变野准直器
US10076302B2 (en) 2016-09-15 2018-09-18 Micro C, LLC Imaging systems and methods
JP7554746B2 (ja) * 2018-08-01 2024-09-20 オクソス メディカル，インコーポレイテッド 改良された撮像方法
WO2020186075A1 (en) 2019-03-12 2020-09-17 Micro C, LLC Method of fluoroscopic surgical registration

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115580A (en) * 1960-10-20 1963-12-24 Jade D Brewer X-ray collimator with shutter track and actuation means on each side of guide means
DE2053089C3 (de) * 1970-10-29 1980-02-07 Siemens Ag, 1000 Berlin U. 8000 Muenchen Strahlenblende fur Röntgenstrahlen
JPS5630295A (en) * 1979-08-21 1981-03-26 Oobayashi Seisakusho:Kk Stop device for x-ray
DE3500812A1 (de) * 1985-01-11 1986-07-17 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung mit halbtransparenter blende
DE3616141A1 (de) * 1986-05-14 1987-11-19 Siemens Ag Konturenkollimator fuer die strahlentherapie
DE3878348D1 (de) * 1987-08-14 1993-03-25 Siemens Ag Datenuebertragungsverfahren.
DE8711572U1 (de) * 1987-08-26 1988-12-22 Siemens AG, 1000 Berlin und 8000 München Primärstrahlenblende für Röntgendiagnostikgeräte

Also Published As

Publication number Publication date
JPH0488914U (enExample) 1992-08-03
US5086444A (en) 1992-02-04
DE4041296A1 (de) 1991-08-22

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Legal Events

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A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 19960514