JPH0331240B2 - - Google Patents

Info

Publication number
JPH0331240B2
JPH0331240B2 JP57222186A JP22218682A JPH0331240B2 JP H0331240 B2 JPH0331240 B2 JP H0331240B2 JP 57222186 A JP57222186 A JP 57222186A JP 22218682 A JP22218682 A JP 22218682A JP H0331240 B2 JPH0331240 B2 JP H0331240B2
Authority
JP
Japan
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
JP57222186A
Other versions
JPS58129300A (en
Inventor
Jon Gurasu Josefu
Jeimusu Dobaasutein Robaato
Original Assignee
Gen Electric
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 to US06/334,032 priority Critical patent/US4489426A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of JPS58129300A publication Critical patent/JPS58129300A/ja
Publication of JPH0331240B2 publication Critical patent/JPH0331240B2/ja
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/06Diaphragms for particular diagnostic applications, e.g. tomography, i.e. not of general applicability
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21KTECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
JP57222186A 1981-12-23 1982-12-20 Expired - Lifetime JPH0331240B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/334,032 US4489426A (en) 1981-12-23 1981-12-23 Collimator with adjustable aperture

Publications (2)

Publication Number Publication Date
JPS58129300A JPS58129300A (en) 1983-08-02
JPH0331240B2 true JPH0331240B2 (ja) 1991-05-02

Family

ID=23305285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57222186A Expired - Lifetime JPH0331240B2 (ja) 1981-12-23 1982-12-20

Country Status (4)

Country Link
US (1) US4489426A (ja)
EP (1) EP0083756B1 (ja)
JP (1) JPH0331240B2 (ja)
DE (1) DE3279275D1 (ja)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0142841A3 (en) * 1983-11-18 1987-04-29 Kabushiki Kaisha Toshiba Aperture device of radiation diagnostic apparatus
DE3433109C2 (ja) * 1984-09-08 1989-03-09 Volker Dipl.-Ing. 2800 Bremen De Doering
EP0184695B1 (de) * 1984-12-03 1989-02-08 Siemens Aktiengesellschaft Primärstrahlenblende für Röntgenuntersuchungsgeräte
US5027818A (en) * 1987-12-03 1991-07-02 University Of Florida Dosimetric technique for stereotactic radiosurgery same
WO1989005171A2 (en) * 1987-12-03 1989-06-15 University Of Florida Apparatus for stereotactic radiosurgery
US4943991A (en) * 1988-02-16 1990-07-24 Mosby Richard A Contoured imaging system
US4910759A (en) * 1988-05-03 1990-03-20 University Of Delaware Xray lens and collimator
DE8807886U1 (ja) * 1988-06-18 1988-08-25 Sigri Gmbh, 8901 Meitingen, De
JPH0241199U (ja) * 1988-09-14 1990-03-22
US4959547A (en) * 1989-06-08 1990-09-25 Care Wise Medical Products Corporation Apparatus and methods for detecting, localizing, and imaging of radiation in biological systems
DE3934321A1 (de) * 1989-10-13 1991-04-18 Siemens Ag Roentgenroehre mit austrittsfenster
FR2662596B1 (fr) * 1990-05-30 1992-08-14 Gen Electric Cgr Dispositif de masquage pour cellule d'exposeur automatique.
JP3119881B2 (ja) * 1991-02-07 2000-12-25 株式会社東芝 X線診断装置
GB9115132D0 (en) * 1991-07-13 1991-08-28 Gammex Rmi Ltd Method and apparatus suitable for monitoring radiation
JP3468372B2 (ja) * 1992-09-07 2003-11-17 株式会社日立メディコ 定位的放射線治療装置
US5396534A (en) * 1993-10-12 1995-03-07 Thomas; Howard C. Shutter apparatus for collimating x-rays
EP0757839B1 (en) * 1995-02-27 1999-12-22 Philips Electronics N.V. X-ray examination apparatus comprising a collimator unit
US5694933A (en) * 1995-04-28 1997-12-09 Care Wise Medical Products Corporation Apparatus and methods for determining spatial coordinates of radiolabelled tissue using gamma-rays and associated characteristic X-rays
US5813985A (en) * 1995-07-31 1998-09-29 Care Wise Medical Products Corporation Apparatus and methods for providing attenuation guidance and tumor targeting for external beam radiation therapy administration
US6005919A (en) * 1996-10-25 1999-12-21 Radionics, Inc. Jaw and circular collimator
US6602488B1 (en) 2000-03-03 2003-08-05 Intramedical Imaging, Llc Use of radiopharmaceuticals and intraoperative radiation probe for delivery of medicinal treatments
US7373197B2 (en) * 2000-03-03 2008-05-13 Intramedical Imaging, Llc Methods and devices to expand applications of intraoperative radiation probes
US6510336B1 (en) 2000-03-03 2003-01-21 Intra Medical Imaging, Llc Methods and devices to expand applications of intraoperative radiation probes
US6614877B2 (en) 2001-11-21 2003-09-02 Ge Medical Systems Global Technology Company Llc Method and apparatus for enhancing the contrast of a medical diagnostic image acquired using collimation
DE10157523C1 (de) * 2001-11-23 2003-07-10 Deutsches Krebsforsch Kollimator und Programm zur Steuerung des Kollimators
US6711235B2 (en) 2002-05-31 2004-03-23 General Electric Cormpany X-ray inspection apparatus and method
US8093572B2 (en) * 2007-06-29 2012-01-10 Accuray Incorporated Integrated variable-aperture collimator and fixed-aperture collimator
WO2009061969A2 (en) * 2007-11-06 2009-05-14 Daniel Gelbart In vivo inflatable structures, for example to expand stents
DE102008050353B3 (de) * 2008-10-02 2010-05-20 Siemens Aktiengesellschaft Kreisförmige Multi-Strahl-Röntgenvorrichtung
DE102008050352B4 (de) * 2008-10-02 2012-02-16 Siemens Aktiengesellschaft Multi-Strahl-Röntgenvorrichtung
US20100158196A1 (en) * 2008-12-23 2010-06-24 Martin Born Radiation beam blocker with non-cylindrical through-hole causing reduced geometric unsharpness in radiographic image, and method for the preparation thereof
US7983391B2 (en) * 2009-04-27 2011-07-19 Machan Lindsay S System for reduction of exposure to X-ray radiation
US8693628B2 (en) * 2009-04-27 2014-04-08 Lindsay S. Machan X-ray system
US8223925B2 (en) 2010-04-15 2012-07-17 Bruker Axs Handheld, Inc. Compact collimating device
US9324468B2 (en) * 2010-08-23 2016-04-26 Varian Medical Systems, Inc. Multileaf collimators with transverse motion
CN103260523B (zh) * 2010-12-13 2016-02-03 飞利浦数字乳房X光照相术瑞典股份公司 准直仪装置和方法
US8976934B2 (en) 2012-06-19 2015-03-10 General Electric Company Radiation apertures for X-ray collimators
CN105103237A (zh) * 2013-01-01 2015-11-25 控制辐射系统有限公司 X射线减少系统
US10071263B1 (en) 2014-03-25 2018-09-11 Varian Medical Systems, Inc. Pivoting multileaf collimator and method for large field coverage
US9991014B1 (en) 2014-09-23 2018-06-05 Daniel Gelbart Fast positionable X-ray filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342517A (en) * 1976-09-29 1978-04-18 Matsushita Electric Ind Co Ltd Field memory unit

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US794788A (en) * 1903-04-06 1905-07-18 David h allen Shield and support for x-ray tubes.
US2412662A (en) * 1943-09-03 1946-12-17 Watson William X-ray apparatus
FR999975A (fr) * 1946-02-11 1952-02-08 Diaphragme mobile pour appareil de radioscopie
US2558492A (en) * 1947-11-26 1951-06-26 Hartford Nat Bank & Trust Co Tubular x-ray diaphragm
US2659017A (en) * 1951-02-12 1953-11-10 Bartow Beacons Inc Ray directing device
US3588511A (en) * 1968-05-31 1971-06-28 James R Montagne Shutter arrangement for radiography
US3569712A (en) * 1968-05-31 1971-03-09 Edward A Avakoff Filtration head for x-ray machine which is removably and rotatably supported on the x-ray collimator
DE1800879C3 (ja) * 1968-10-03 1974-01-10 Siemens Ag, 1000 Berlin U. 8000 Muenchen
DE2017917A1 (ja) * 1970-04-15 1971-10-28 Siemens Ag
DE2019391A1 (de) * 1970-04-22 1971-11-11 Siemens Ag Einrichtung zur Anfertigung von roentgenologischen Mammaaufnahmen
US3912936A (en) * 1972-09-15 1975-10-14 Machlett Lab Inc X-ray image intensifier system
US3829701A (en) * 1973-01-29 1974-08-13 Picker Corp Radiation collimator
US3849649A (en) * 1973-03-26 1974-11-19 C Carey Variable aperture x-ray shield
BE798040A (fr) * 1973-04-10 1973-07-31 Piret Pierre Procede pour la realisation de champs de formes quelconques pour les appareils de radiotherapie a haute energie et localisateur auxiliaire pour la mise en oeuvre du procede
US3947689A (en) * 1973-04-26 1976-03-30 The Machlett Laboratories, Inc. Automatic system for precise collimation of radiation
DE2547981A1 (de) * 1975-10-27 1977-04-28 Heribert Dipl Phys Dr Rer Luig Nuklearmedizinisches diagnosegeraet zum ermitteln des verteilungsmusters eines radioaktiven strahlers
US4048498A (en) * 1976-09-01 1977-09-13 Physical Electronics Industries, Inc. Scanning auger microprobe with variable axial aperture
JPS5944760B2 (ja) * 1979-05-10 1984-10-31 Hitachi Medical Corp
JPS6345223B2 (ja) * 1980-09-19 1988-09-08 Oobayashi Seisakusho Kk

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342517A (en) * 1976-09-29 1978-04-18 Matsushita Electric Ind Co Ltd Field memory unit

Also Published As

Publication number Publication date
EP0083756B1 (en) 1988-12-07
DE3279275D1 (de) 1989-01-12
EP0083756A2 (en) 1983-07-20
JPS58129300A (en) 1983-08-02
US4489426A (en) 1984-12-18
EP0083756A3 (en) 1984-10-03

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