JPS6434600U - - Google Patents

Info

Publication number
JPS6434600U
JPS6434600U JP1988111141U JP11114188U JPS6434600U JP S6434600 U JPS6434600 U JP S6434600U JP 1988111141 U JP1988111141 U JP 1988111141U JP 11114188 U JP11114188 U JP 11114188U JP S6434600 U JPS6434600 U JP S6434600U
Authority
JP
Japan
Prior art keywords
plates
aperture
diaphragm
adjusted
primary radiation
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.)
Granted
Application number
JP1988111141U
Other languages
English (en)
Other versions
JPH0731200Y2 (ja
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 filed Critical
Publication of JPS6434600U publication Critical patent/JPS6434600U/ja
Application granted granted Critical
Publication of JPH0731200Y2 publication Critical patent/JPH0731200Y2/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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (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)

Description

【図面の簡単な説明】
第１図ないし第３図はそれぞれこの考案に基づ
く一次放射絞りの一実施例の異なる調節位置にお
ける正面図、第４図は第１図に示す一次放射線絞
りのための操作装置の略示図である。 ２，３……絞り板、８……電動機、１１……ス
リツト、１３……絞り片、１４……レバー機構、
１６……サーボ制御装置、１７……操作装置、１
９……一次放射線絞り全体、２３……放射線、２
６……操作板。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) スリツト１１を画成し位置調節可能に支持
    された二つの絞り板２，３と、絞り板２，３の位
    置調節運動を制御するための操作装置１７とを備
    えたＸ線診断装置のための一次放射線絞りにおい
    て、絞り板２，３が二次元に個々に位置調節可能
    に支持されていることを特徴とするＸ線診断装置
    のための一次放射線絞り。 (2) 絞り板２，３の放射線２３を制限する縁に
    は、半透明な絞り片１３がレバー機構１４により
    それぞれの縁に垂直に位置調節可能に取り付けら
    れ、半透明な領域が絞り開口に関係して調節され
    るようになつていることを特徴とする請求項１記
    載の一次放射線絞り。 (3) 半透明の領域が絞り１９を閉じる際に大き
    くなるように、レバー機構１４が構成されている
    ことを特徴とする請求項２記載の一次放射線絞り
    。 (4) 絞り板２，３が電動機により位置調節可能
    であり、操作装置１７が二つの操作板２６を有し
    、これらの操作板が絞り板２，３に類似して位置
    調節可能に支持され、サーボ制御装置１６を介し
    て絞り板２，３の位置調節のための電動機８に電
    気的に結合されていることを特徴とする請求項１
    ないし３の一つに記載の一次放射線絞り。
JP1988111141U 1987-08-26 1988-08-23 Ｘ線診断装置のための一次放射線絞り Expired - Lifetime JPH0731200Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8711572.7 1987-08-26
DE8711572U DE8711572U1 (ja) 1987-08-26 1987-08-26

Publications (2)

Publication Number Publication Date
JPS6434600U true JPS6434600U (ja) 1989-03-02
JPH0731200Y2 JPH0731200Y2 (ja) 1995-07-19

Family

ID=6811439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988111141U Expired - Lifetime JPH0731200Y2 (ja) 1987-08-26 1988-08-23 Ｘ線診断装置のための一次放射線絞り

Country Status (4)

Country Link
US (1) US4897861A (ja)
EP (1) EP0304773B1 (ja)
JP (1) JPH0731200Y2 (ja)
DE (2) DE8711572U1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4041296A1 (de) * 1990-02-16 1991-08-22 Siemens Ag Primaerstrahlenblende
DE4041587A1 (de) * 1990-12-22 1992-07-02 Duerr Gmbh & Co Skid-foerderer fuer lackieranlagen
DE69530371T2 (de) * 1994-11-21 2004-02-12 Koninklijke Philips Electronics N.V. Röntgenuntersuchungsgerät mit strahlenblende
US5574766A (en) * 1995-10-24 1996-11-12 Picker International, Inc. X-ray beam limiter
US6005919A (en) * 1996-10-25 1999-12-21 Radionics, Inc. Jaw and circular collimator
DE29710724U1 (de) * 1997-06-19 1997-09-25 Mueller Wulf Blendensteuerung für medizinisches Röntgendiagnostikgerät mit drehbaren Bedienelementen zur Veränderung der Größe der Blendenöffnung
US6459769B1 (en) 1999-05-03 2002-10-01 Sherwood Services Ag Movable miniature multi-leaf collimator
US6778636B1 (en) * 2002-06-06 2004-08-17 Varian Medical Systems, Inc. Adjustable x-ray beam collimator for an x-ray tube
US7443959B2 (en) * 2006-10-10 2008-10-28 Oxford Instruments Analytical Oy Selective irradiation of small target area in X-ray fluorescent spectroscopy
DE102016205176A1 (de) * 2016-03-30 2017-10-05 Siemens Healthcare Gmbh Vorrichtung und Verfahren zur Erstellung einer Röntgenpanoramaaufnahme

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596143A (en) * 1979-01-19 1980-07-22 Tokyo Shibaura Electric Co Xxray positioning device
JPS5716200U (ja) * 1980-06-26 1982-01-27
JPS58150299U (ja) * 1982-03-31 1983-10-08 株式会社島津製作所 Ｘ線絞り装置
JPS59153556U (ja) * 1983-03-31 1984-10-15 株式会社島津製作所 Ｘ線透視撮影用絞り装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1800879C3 (de) * 1968-10-03 1974-01-10 Siemens Ag, 1000 Berlin U. 8000 Muenchen Primärstrahlenblende für Röntgenuntersuchungsgeräte
DE2053089C3 (de) * 1970-10-29 1980-02-07 Siemens Ag, 1000 Berlin U. 8000 Muenchen Strahlenblende fur Röntgenstrahlen
US3829701A (en) * 1973-01-29 1974-08-13 Picker Corp Radiation collimator
SU197773A1 (ru) * 1974-06-16 1978-04-30 Atovmyan A E Сферическа диафрагма дл аппаратов лучевой терапии
US3980407A (en) * 1975-01-17 1976-09-14 Electromask, Inc. Shutter plate movement
US4472828A (en) * 1982-07-23 1984-09-18 Minnesota Mining And Manufacturing Company X-Ray filter for chest X-rays
DE3234410A1 (de) * 1982-09-16 1984-03-22 Siemens AG, 1000 Berlin und 8000 München Strahlenblende fuer ein roentgenuntersuchungsgeraet
DE3568133D1 (en) * 1984-12-03 1989-03-16 Siemens Ag Diaphragm for primary radiation in an x-ray examination apparatus
DE3500812A1 (de) * 1985-01-11 1986-07-17 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung mit halbtransparenter blende
US4754147A (en) * 1986-04-11 1988-06-28 Michigan State University Variable radiation collimator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596143A (en) * 1979-01-19 1980-07-22 Tokyo Shibaura Electric Co Xxray positioning device
JPS5716200U (ja) * 1980-06-26 1982-01-27
JPS58150299U (ja) * 1982-03-31 1983-10-08 株式会社島津製作所 Ｘ線絞り装置
JPS59153556U (ja) * 1983-03-31 1984-10-15 株式会社島津製作所 Ｘ線透視撮影用絞り装置

Also Published As

Publication number Publication date
DE8711572U1 (ja) 1988-12-22
JPH0731200Y2 (ja) 1995-07-19
EP0304773B1 (de) 1993-02-17
DE3878505D1 (de) 1993-03-25
US4897861A (en) 1990-01-30
EP0304773A1 (de) 1989-03-01

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