IL90566A0 - Scanning equalization radiography with stationary equalization detector - Google Patents

Scanning equalization radiography with stationary equalization detector

Info

Publication number
IL90566A0
IL90566A0 IL8990566A IL9056689A IL90566A0 IL 90566 A0 IL90566 A0 IL 90566A0 IL 8990566 A IL8990566 A IL 8990566A IL 9056689 A IL9056689 A IL 9056689A IL 90566 A0 IL90566 A0 IL 90566A0
Authority
IL
Israel
Prior art keywords
equalization
stationary
scanning
radiography
detector
Prior art date
Application number
IL8990566A
Other languages
English (en)
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
Application filed by Gen Electric filed Critical Gen Electric
Publication of IL90566A0 publication Critical patent/IL90566A0/xx

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03Computed tomography [CT]
    • A61B6/032Transmission computed tomography [CT]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/06Diaphragms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/40Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • 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
    • G21K1/04Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J47/00Tubes for determining the presence, intensity, density or energy of radiation or particles
    • H01J47/02Ionisation chambers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/42Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4291Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
IL8990566A 1988-10-21 1989-06-08 Scanning equalization radiography with stationary equalization detector IL90566A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/260,769 US4947416A (en) 1988-10-21 1988-10-21 Scanning equalization radiography with stationary equalization detector

Publications (1)

Publication Number Publication Date
IL90566A0 true IL90566A0 (en) 1990-01-18

Family

ID=22990551

Family Applications (1)

Application Number Title Priority Date Filing Date
IL8990566A IL90566A0 (en) 1988-10-21 1989-06-08 Scanning equalization radiography with stationary equalization detector

Country Status (6)

Country Link
US (1) US4947416A (xx)
EP (1) EP0365353B1 (xx)
JP (1) JPH02181398A (xx)
CA (1) CA1314634C (xx)
DE (1) DE68915113D1 (xx)
IL (1) IL90566A0 (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8701122A (nl) * 1987-05-12 1988-12-01 Optische Ind De Oude Delft Nv Inrichting voor spleetradiografie met beeldharmonisatie.
CA2014918A1 (en) * 1989-09-06 1991-03-06 James A. Mcfaul Scanning mammography system with improved skin line viewing
FR2654917A1 (fr) * 1989-11-24 1991-05-31 Gen Electric Cgr Appareil de radiologie avec filtre d'homogeneisation.
US5070519A (en) * 1990-10-04 1991-12-03 Hologic, Inc. Selective equalization radiography
DE59100908D1 (de) * 1991-03-01 1994-03-03 Siemens Ag Röntgendiagnostikeinrichtung mit einer Primärstrahlenblende.
US5270508A (en) * 1992-05-22 1993-12-14 Independent Technologies, Inc. Elastomeric article proximity switch
US5847403A (en) * 1995-06-30 1998-12-08 Siemens Medical Systems, Inc. System and method for reducing radiation leakage with intensity modulated treatments
US6782137B1 (en) * 1999-11-24 2004-08-24 General Electric Company Digital image display improvement system and method
DE102005006658B4 (de) * 2005-02-14 2011-12-15 Siemens Ag Verfahren bzw. Röntgensystem zur Aufnahme von Röntgenabbildungen eines auf einem digitalen Röntgendetektor abgebildeten Untersuchungsobjektes
JP4882456B2 (ja) * 2006-03-31 2012-02-22 株式会社Ihi イオン注入装置
CN109444181B (zh) * 2018-10-30 2024-02-06 云南昆船设计研究院有限公司 一种均衡x射线检测区域射线场强的方法及均衡板

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2838901C2 (de) * 1978-09-06 1986-11-06 Siemens AG, 1000 Berlin und 8000 München Katapultrasterlade
US4504962A (en) * 1978-12-22 1985-03-12 Emi Limited Computerized tomography
US4366574A (en) * 1980-10-31 1982-12-28 Technicare Corporation Shadowgraphic slit scanner with video display
US4404591A (en) * 1982-01-04 1983-09-13 North American Philips Corporation Slit radiography
US4433427A (en) * 1982-01-26 1984-02-21 Elscint, Inc. Method and apparatus for examining a body by means of penetrating radiation such as X-rays
JPS5865141A (ja) * 1982-02-05 1983-04-18 マ−ビン・ビ−・バキヤナ− 診断用x線陰影像形成方法、そのx線検出用気体電離装置、そのx線検出器及び前記方法に用いる診断用x線陰影像形成装置
NL8400845A (nl) * 1984-03-16 1985-10-16 Optische Ind De Oude Delft Nv Inrichting voor spleetradiografie.
NL8401411A (nl) * 1984-05-03 1985-12-02 Optische Ind De Oude Delft Nv Inrichting voor spleetradiografie.
NL8503153A (nl) * 1985-11-15 1987-06-01 Optische Ind De Oude Delft Nv Dosismeter voor ioniserende straling.
US4773087A (en) * 1986-04-14 1988-09-20 University Of Rochester Quality of shadowgraphic x-ray images
NL8601678A (nl) * 1986-06-26 1988-01-18 Optische Ind De Oude Delft Nv Werkwijze en inrichting voor spleetradiografie.
NL8701122A (nl) * 1987-05-12 1988-12-01 Optische Ind De Oude Delft Nv Inrichting voor spleetradiografie met beeldharmonisatie.

Also Published As

Publication number Publication date
CA1314634C (en) 1993-03-16
JPH0545259B2 (xx) 1993-07-08
US4947416A (en) 1990-08-07
DE68915113D1 (de) 1994-06-09
EP0365353A2 (en) 1990-04-25
EP0365353A3 (en) 1990-08-16
JPH02181398A (ja) 1990-07-16
EP0365353B1 (en) 1994-05-04

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