JPH0491100U - - Google Patents

Info

Publication number
JPH0491100U
JPH0491100U JP1991003804U JP380491U JPH0491100U JP H0491100 U JPH0491100 U JP H0491100U JP 1991003804 U JP1991003804 U JP 1991003804U JP 380491 U JP380491 U JP 380491U JP H0491100 U JPH0491100 U JP H0491100U
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.)
Withdrawn
Application number
JP1991003804U
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 JPH0491100U publication Critical patent/JPH0491100U/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H05G1/64—Circuit arrangements for X-ray apparatus incorporating image intensifiers
    • 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
    • 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
    • H05G1/38—Exposure time
    • H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
    • H05G1/44—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube in which the switching instant is determined by measuring the amount of radiation directly

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)
JP1991003804U 1990-01-15 1991-01-11 Withdrawn JPH0491100U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90100756A EP0437650A1 (de) 1990-01-15 1990-01-15 Röntgendiagnostikeinrichtung

Publications (1)

Publication Number Publication Date
JPH0491100U true JPH0491100U (ja) 1992-08-07

Family

ID=8203500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1991003804U Withdrawn JPH0491100U (ja) 1990-01-15 1991-01-11

Country Status (3)

Country Link
US (1) US5067142A (ja)
EP (1) EP0437650A1 (ja)
JP (1) JPH0491100U (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4102445C1 (ja) * 1991-01-28 1992-03-05 Siemens Ag, 8000 Muenchen, De
US5218626A (en) * 1992-05-01 1993-06-08 Picker International, Inc. Solid state photo sensor with adjustable viewing means
US5537047A (en) * 1993-10-12 1996-07-16 Philips Electronics North America Corporation Video noise analyzer
CN107638185B (zh) * 2016-07-21 2024-03-22 瑞地玛医学科技有限公司 一种c臂影像***

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539813A (en) * 1967-11-24 1970-11-10 Varian Associates Beam width defining structure for linear accelerator radiotherapy devices
US4335307A (en) * 1980-04-21 1982-06-15 Technicare Corporation Radiographic apparatus and method with automatic exposure control
DE3127648A1 (de) * 1981-07-13 1983-01-20 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikvorrichtung
JPS58129295A (ja) * 1982-01-27 1983-08-02 株式会社東芝 多分割遮蔽板
NL8200852A (nl) * 1982-03-03 1983-10-03 Philips Nv Roentgenonderzoekinrichting.
US4534051A (en) * 1982-12-27 1985-08-06 John K. Grady Masked scanning X-ray apparatus
DE3802351A1 (de) * 1988-01-27 1989-08-10 Siemens Ag Roentgendiagnostikanlage

Also Published As

Publication number Publication date
US5067142A (en) 1991-11-19
EP0437650A1 (de) 1991-07-24

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Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 19950518