FR2440014A1 - Dispositif a diaphragmes utilise en combinaison avec des sources de rayonnement situees dans des plans paralleles - Google Patents

Dispositif a diaphragmes utilise en combinaison avec des sources de rayonnement situees dans des plans paralleles

Info

Publication number
FR2440014A1
FR2440014A1 FR7924163A FR7924163A FR2440014A1 FR 2440014 A1 FR2440014 A1 FR 2440014A1 FR 7924163 A FR7924163 A FR 7924163A FR 7924163 A FR7924163 A FR 7924163A FR 2440014 A1 FR2440014 A1 FR 2440014A1
Authority
FR
France
Prior art keywords
plates
openings
combination
radiation sources
diaphragm device
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
FR7924163A
Other languages
English (en)
French (fr)
Other versions
FR2440014B1 (cg-RX-API-DMAC7.html
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2440014A1 publication Critical patent/FR2440014A1/fr
Application granted granted Critical
Publication of FR2440014B1 publication Critical patent/FR2440014B1/fr
Granted 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/025—Tomosynthesis
    • 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
    • A61B6/08—Auxiliary means for directing the radiation beam to a particular spot, e.g. using light beams
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Radiation-Therapy Devices (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR7924163A 1978-10-28 1979-09-28 Dispositif a diaphragmes utilise en combinaison avec des sources de rayonnement situees dans des plans paralleles Granted FR2440014A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2847011A DE2847011C2 (de) 1978-10-28 1978-10-28 Vorrichtung zur Erzeugung von Schichtbildern eines dreidimensionalen Körpers

Publications (2)

Publication Number Publication Date
FR2440014A1 true FR2440014A1 (fr) 1980-05-23
FR2440014B1 FR2440014B1 (cg-RX-API-DMAC7.html) 1983-11-18

Family

ID=6053377

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7924163A Granted FR2440014A1 (fr) 1978-10-28 1979-09-28 Dispositif a diaphragmes utilise en combinaison avec des sources de rayonnement situees dans des plans paralleles

Country Status (8)

Country Link
JP (1) JPS5560900A (cg-RX-API-DMAC7.html)
CA (1) CA1135881A (cg-RX-API-DMAC7.html)
DE (1) DE2847011C2 (cg-RX-API-DMAC7.html)
ES (1) ES485429A1 (cg-RX-API-DMAC7.html)
FR (1) FR2440014A1 (cg-RX-API-DMAC7.html)
GB (1) GB2035769B (cg-RX-API-DMAC7.html)
IT (1) IT1125599B (cg-RX-API-DMAC7.html)
NL (1) NL7907806A (cg-RX-API-DMAC7.html)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2506598A1 (fr) * 1981-05-29 1982-12-03 Philips Nv Dispositif de tomosynthese
EP0074596A1 (de) * 1981-09-16 1983-03-23 Siemens Aktiengesellschaft Röntgenuntersuchungsgerät
EP0142841A3 (en) * 1983-11-18 1987-04-29 Kabushiki Kaisha Toshiba Aperture device of radiation diagnostic apparatus
US4784065A (en) * 1986-04-15 1988-11-15 Pomagalski S.A. Chair-lift with automatic control of the chair protective devices
EP0319885A1 (de) * 1987-12-11 1989-06-14 Varian International AG. Therapiesimulator

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420760A1 (de) * 1984-06-04 1985-12-05 Bayer Ag, 5090 Leverkusen Beleuchtungseinrichtung fuer die optische, insbesondere bildanalytische auswertung von mikrobiologischen objekten
DE3434634A1 (de) * 1984-09-21 1986-04-03 Eichner, Wolf D., Dr.jur., 8630 Coburg Aufnahmekamera zur herstellung eines bildtraegers
WO2008055531A1 (en) * 2006-11-10 2008-05-15 Elekta Ab (Publ) Radiotherapeutic apparatus
JP5247363B2 (ja) 2008-11-11 2013-07-24 キヤノン株式会社 Ｘ線撮影装置
JP5403605B2 (ja) * 2009-06-29 2014-01-29 独立行政法人日本原子力研究開発機構 放射線照射装置
US8406374B2 (en) * 2010-06-25 2013-03-26 Rigaku Innovative Technologies, Inc. X-ray optical systems with adjustable convergence and focal spot size
US9599577B2 (en) 2010-09-06 2017-03-21 Koninklijke Philips N.V. X-ray imaging with pixelated detector
JP5555353B2 (ja) * 2013-04-08 2014-07-23 キヤノン株式会社 Ｘ線撮影装置
CN105307573B (zh) * 2013-05-08 2019-01-29 皇家飞利浦有限公司 用于间隔的焦斑的准直
DE102016204870B4 (de) * 2016-03-23 2023-11-23 Siemens Healthcare Gmbh Blendenvorrichtung zur Kollimation eines Röntgenstrahlenbündels einer Röntgeneinrichtung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3840747A (en) * 1973-04-09 1974-10-08 A Macovski Gamma ray imaging system
FR2269723A1 (cg-RX-API-DMAC7.html) * 1974-05-01 1975-11-28 Raytheon Co
DE2748687A1 (de) * 1977-10-29 1979-05-03 Philips Patentverwaltung Vorrichtung zur unterteilung einer ein objekt durchdringenden strahlung einer mehrfachstrahlungsquelle in beliebige strahlungsuntergruppen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3840747A (en) * 1973-04-09 1974-10-08 A Macovski Gamma ray imaging system
FR2269723A1 (cg-RX-API-DMAC7.html) * 1974-05-01 1975-11-28 Raytheon Co
DE2748687A1 (de) * 1977-10-29 1979-05-03 Philips Patentverwaltung Vorrichtung zur unterteilung einer ein objekt durchdringenden strahlung einer mehrfachstrahlungsquelle in beliebige strahlungsuntergruppen

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2506598A1 (fr) * 1981-05-29 1982-12-03 Philips Nv Dispositif de tomosynthese
EP0074596A1 (de) * 1981-09-16 1983-03-23 Siemens Aktiengesellschaft Röntgenuntersuchungsgerät
EP0142841A3 (en) * 1983-11-18 1987-04-29 Kabushiki Kaisha Toshiba Aperture device of radiation diagnostic apparatus
US4766603A (en) * 1983-11-18 1988-08-23 Kabushiki Kaisha Toshiba Aperture device of radiation diagnostic apparatus
US4784065A (en) * 1986-04-15 1988-11-15 Pomagalski S.A. Chair-lift with automatic control of the chair protective devices
EP0319885A1 (de) * 1987-12-11 1989-06-14 Varian International AG. Therapiesimulator
US4943990A (en) * 1987-12-11 1990-07-24 Bbc Brown Boveri Ag Therapy simulator

Also Published As

Publication number Publication date
NL7907806A (nl) 1980-05-01
DE2847011A1 (de) 1980-05-08
JPS5560900A (en) 1980-05-08
ES485429A1 (es) 1980-05-16
IT1125599B (it) 1986-05-14
GB2035769B (en) 1983-07-27
DE2847011C2 (de) 1983-01-05
JPS6327677B2 (cg-RX-API-DMAC7.html) 1988-06-03
GB2035769A (en) 1980-06-18
CA1135881A (en) 1982-11-16
IT7926785A0 (it) 1979-10-25
FR2440014B1 (cg-RX-API-DMAC7.html) 1983-11-18

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Legal Events

Date Code Title Description
ST Notification of lapse