FR2495787B1 - - Google Patents

Info

Publication number
FR2495787B1
FR2495787B1 FR8026197A FR8026197A FR2495787B1 FR 2495787 B1 FR2495787 B1 FR 2495787B1 FR 8026197 A FR8026197 A FR 8026197A FR 8026197 A FR8026197 A FR 8026197A FR 2495787 B1 FR2495787 B1 FR 2495787B1
Authority
FR
France
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
Application number
FR8026197A
Other languages
French (fr)
Other versions
FR2495787A1 (fr
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
Priority to NL8006304A priority Critical patent/NL8006304A/nl
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR8026197A priority patent/FR2495787A1/fr
Publication of FR2495787A1 publication Critical patent/FR2495787A1/fr
Application granted granted Critical
Publication of FR2495787B1 publication Critical patent/FR2495787B1/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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (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)
  • Analysing Materials By The Use Of Radiation (AREA)
FR8026197A 1980-11-19 1980-12-10 Procede et dispositif pour determiner la repartition de l'absorption de rayonnement dans un plan d'un corps Granted FR2495787A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL8006304A NL8006304A (nl) 1980-11-19 1980-11-19 Werkwijze en inrichting voor het bepalen van de verdeling van stralingsabsorptie in een vlak van een lichaam.
FR8026197A FR2495787A1 (fr) 1980-11-19 1980-12-10 Procede et dispositif pour determiner la repartition de l'absorption de rayonnement dans un plan d'un corps

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8006304A NL8006304A (nl) 1980-11-19 1980-11-19 Werkwijze en inrichting voor het bepalen van de verdeling van stralingsabsorptie in een vlak van een lichaam.
FR8026197A FR2495787A1 (fr) 1980-11-19 1980-12-10 Procede et dispositif pour determiner la repartition de l'absorption de rayonnement dans un plan d'un corps

Publications (2)

Publication Number Publication Date
FR2495787A1 FR2495787A1 (fr) 1982-06-11
FR2495787B1 true FR2495787B1 (en:Method) 1984-09-21

Family

ID=26222114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8026197A Granted FR2495787A1 (fr) 1980-11-19 1980-12-10 Procede et dispositif pour determiner la repartition de l'absorption de rayonnement dans un plan d'un corps

Country Status (2)

Country Link
FR (1) FR2495787A1 (en:Method)
NL (1) NL8006304A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4207006C2 (de) * 1992-03-05 1994-07-14 Siemens Ag Computertomograph

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
US4076985A (en) * 1973-08-18 1978-02-28 Emi Limited Computerized tomographic scanner with beam distribution control
DE2609925C2 (de) * 1976-03-10 1982-06-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der Verteilung der Absorption eines Körpers
DE2622177A1 (de) * 1976-05-19 1977-12-01 Philips Patentverwaltung Anordnung zur ermittlung der absorption einer strahlung in einer ebene eines koerpers
NL171222C (nl) * 1976-10-01 1983-03-01 Philips Nv Apparaat voor het meten van lokale absorptieverschillen.
NL7711285A (nl) * 1977-10-14 1979-04-18 Philips Nv Onderzoekinrichting voor het bepalen van lokale absorptiewaarden in een vlak van een lichaam.
DE2802593A1 (de) * 1978-01-21 1979-07-26 Philips Patentverwaltung Geraet zur ermittlung der raeumlichen verteilung der absorption von strahlung in einem ebenen bereich

Also Published As

Publication number Publication date
FR2495787A1 (fr) 1982-06-11
NL8006304A (nl) 1982-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse