IT1105543B - Dispositivo per misurare l'assorbimento di radiazioni in uno strato di un corpo - Google Patents

Dispositivo per misurare l'assorbimento di radiazioni in uno strato di un corpo

Info

Publication number
IT1105543B
IT1105543B IT47862/77A IT4786277A IT1105543B IT 1105543 B IT1105543 B IT 1105543B IT 47862/77 A IT47862/77 A IT 47862/77A IT 4786277 A IT4786277 A IT 4786277A IT 1105543 B IT1105543 B IT 1105543B
Authority
IT
Italy
Prior art keywords
radiation
absorption
measure
layer
Prior art date
Application number
IT47862/77A
Other languages
English (en)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1105543B publication Critical patent/IT1105543B/it

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
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IT47862/77A 1976-02-03 1977-01-31 Dispositivo per misurare l'assorbimento di radiazioni in uno strato di un corpo IT1105543B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2604020A DE2604020C3 (de) 1976-02-03 1976-02-03 Vorrichtung zur Ermittlung der Absorption einer Strahlung in einer Ebene eines Körpers mit einer einen keilförmigen Strahlungsbereich ausblendenden Abblendvorrichtung

Publications (1)

Publication Number Publication Date
IT1105543B true IT1105543B (it) 1985-11-04

Family

ID=5968912

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47862/77A IT1105543B (it) 1976-02-03 1977-01-31 Dispositivo per misurare l'assorbimento di radiazioni in uno strato di un corpo

Country Status (13)

Country Link
US (1) US4097747A (it)
JP (1) JPS5829091B2 (it)
AU (1) AU506027B2 (it)
BE (1) BE850985A (it)
BR (1) BR7700590A (it)
CA (1) CA1089118A (it)
DE (1) DE2604020C3 (it)
ES (1) ES455525A1 (it)
FR (1) FR2340555A1 (it)
GB (1) GB1577961A (it)
IT (1) IT1105543B (it)
NL (1) NL7700970A (it)
SE (1) SE7700959L (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2609925C2 (de) * 1976-03-10 1982-06-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der Verteilung der Absorption eines Körpers
US4132895A (en) * 1976-08-28 1979-01-02 Emi Limited Radiography
US4266135A (en) * 1977-07-01 1981-05-05 Ohio Nuclear, Inc. Method of determining collimator aperture efficiency and apparatus with an efficient collimator aperture size
US4190773A (en) * 1977-07-01 1980-02-26 Braden Arthur B Shutter for rotating source CT scanner
US4200800A (en) * 1977-11-03 1980-04-29 American Science & Engineering, Inc. Reduced dose CT scanning
DE2756659A1 (de) * 1977-12-19 1979-06-21 Philips Patentverwaltung Anordnung zur bestimmung der absorptionsverteilung
DE2939146A1 (de) * 1979-09-27 1981-04-16 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur untersuchung eines koerpers mit durchdringender strahlung
FR2604082B1 (fr) * 1986-09-23 1994-06-03 Thomson Cgr Dispositif de mammographie
DE102013013552B3 (de) 2013-08-14 2014-07-03 Ziehm Imaging Gmbh Verfahren zur Aufnahme eines in der Zentralschicht vollständigen Projektionsdatensatzes zur CT- Rekonstruktion unter Verwendung eines C-Bogen-Röntgengeräts mit einem begrenzten Rotationsbereich

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866047A (en) * 1968-08-23 1975-02-11 Emi Ltd Penetrating radiation examining apparatus having a scanning collimator
US3922552A (en) * 1974-02-15 1975-11-25 Robert S Ledley Diagnostic X-ray systems
GB1529799A (en) * 1974-11-13 1978-10-25 Emi Ltd Radiography
US3965353A (en) * 1974-12-06 1976-06-22 Albert Macovski Cross-sectional X-ray emission imaging system

Also Published As

Publication number Publication date
FR2340555A1 (fr) 1977-09-02
CA1089118A (en) 1980-11-04
JPS5829091B2 (ja) 1983-06-20
BR7700590A (pt) 1977-10-04
ES455525A1 (es) 1978-11-16
DE2604020A1 (de) 1977-08-04
AU2181977A (en) 1978-08-10
GB1577961A (en) 1980-10-29
DE2604020B2 (de) 1980-04-10
JPS5294788A (en) 1977-08-09
US4097747A (en) 1978-06-27
FR2340555B1 (it) 1982-01-15
BE850985A (fr) 1977-08-01
SE7700959L (sv) 1977-08-04
DE2604020C3 (de) 1980-12-04
AU506027B2 (en) 1979-12-13
NL7700970A (nl) 1977-08-05

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