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NL192971C - CT-aftaster met een om de as daarvan draaibare stralingsbron en een op die as gerichte rij detectoren. - Google Patents

CT-aftaster met een om de as daarvan draaibare stralingsbron en een op die as gerichte rij detectoren. Download PDF

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Publication number
NL192971C
NL192971C NL8501531A NL8501531A NL192971C NL 192971 C NL192971 C NL 192971C NL 8501531 A NL8501531 A NL 8501531A NL 8501531 A NL8501531 A NL 8501531A NL 192971 C NL192971 C NL 192971C
Authority
NL
Netherlands
Prior art keywords
axis
sources
row
scanner
detectors
Prior art date
Application number
NL8501531A
Other languages
English (en)
Dutch (nl)
Other versions
NL8501531A (nl
NL192971B (nl
Original Assignee
Elscint Ltd
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 Elscint Ltd filed Critical Elscint Ltd
Publication of NL8501531A publication Critical patent/NL8501531A/nl
Publication of NL192971B publication Critical patent/NL192971B/xx
Application granted granted Critical
Publication of NL192971C publication Critical patent/NL192971C/nl

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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4275—Arrangements for detecting radiation specially adapted for radiation diagnosis using a detector unit almost surrounding the patient, e.g. more than 180°
    • 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
    • A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
    • 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
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4078—Fan-beams

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)
NL8501531A 1984-05-29 1985-05-29 CT-aftaster met een om de as daarvan draaibare stralingsbron en een op die as gerichte rij detectoren. NL192971C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/614,547 US4669103A (en) 1984-05-29 1984-05-29 CT scanner with rotatable fan beam and non-rotatable detector ring
US61454784 1984-05-29

Publications (3)

Publication Number Publication Date
NL8501531A NL8501531A (nl) 1985-12-16
NL192971B NL192971B (nl) 1998-03-02
NL192971C true NL192971C (nl) 1998-07-03

Family

ID=24461722

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8501531A NL192971C (nl) 1984-05-29 1985-05-29 CT-aftaster met een om de as daarvan draaibare stralingsbron en een op die as gerichte rij detectoren.

Country Status (6)

Country Link
US (1) US4669103A (de)
JP (1) JPH0773573B2 (de)
DE (1) DE3518995C2 (de)
FR (1) FR2565092B1 (de)
IL (1) IL75265A (de)
NL (1) NL192971C (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0798039B2 (ja) * 1988-07-20 1995-10-25 三菱電機株式会社 コンピュータ断層撮影装置
US5042487A (en) * 1989-11-13 1991-08-27 Marquardt Mark R Examination unit including positionable patient chair, examination device and support system
IL98945A0 (en) * 1991-07-24 1992-07-15 Elscint Ltd Multiple slice ct scanner
US5335255A (en) * 1992-03-24 1994-08-02 Seppi Edward J X-ray scanner with a source emitting plurality of fan beams
US5966422A (en) * 1992-07-20 1999-10-12 Picker Medical Systems, Ltd. Multiple source CT scanner
FI104945B (fi) * 1998-06-26 2000-05-15 Planmeca Oy Menetelmä, laite ja niiden käyttö tomografiakuvantamisessa
US7280631B2 (en) * 2003-11-26 2007-10-09 General Electric Company Stationary computed tomography system and method
US7142629B2 (en) * 2004-03-31 2006-11-28 General Electric Company Stationary computed tomography system and method
US9271689B2 (en) * 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
US8472583B2 (en) 2010-09-29 2013-06-25 Varian Medical Systems, Inc. Radiation scanning of objects for contraband
CN115038992B (zh) * 2020-02-14 2026-01-23 美国西门子医疗系统股份有限公司 螺旋地布置的正电子发射断层摄影检测器单元
FR3115452B1 (fr) * 2020-10-26 2024-06-21 Thales Sa Dispositif de radiologie à sources et détecteur disposés en hélice
DE102023209449A1 (de) * 2023-09-27 2025-03-27 Siemens Healthineers Ag Computertomographiesystem und Verfahren zum Ausrichten eines Detektorrings in oder an einer Gantry eines Computertomographiesystems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3432657A (en) * 1965-07-06 1969-03-11 Intelligent Instr Inc X-ray helical scanning means for displaying an image of an object within the body being scanned
GB1468810A (en) * 1973-05-05 1977-03-30 Emi Ltd Radiography
US4129783A (en) * 1976-05-06 1978-12-12 General Electric Company High speed computerized tomography imaging system
DE2714759C3 (de) * 1977-04-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikgerät zur Herstellung von Transversalschichtbildern
US4137455A (en) * 1977-06-29 1979-01-30 Emi Limited Medical radiographic apparatus with means for notating detector ring
US4289969A (en) * 1978-07-10 1981-09-15 Butler Greenwich Inc. Radiation imaging apparatus
JPS5546408A (en) * 1978-09-29 1980-04-01 Toshiba Corp X-ray device
DE2938289A1 (de) * 1979-09-21 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Schichtgeraet zur herstellung von transversalschichtbildern eines aufnahmeobjektes

Also Published As

Publication number Publication date
DE3518995A1 (de) 1986-02-13
JPS6182737A (ja) 1986-04-26
IL75265A (en) 1991-08-16
JPH0773573B2 (ja) 1995-08-09
NL8501531A (nl) 1985-12-16
FR2565092B1 (fr) 1988-03-04
DE3518995C2 (de) 1996-08-22
FR2565092A1 (fr) 1985-12-06
NL192971B (nl) 1998-03-02
US4669103A (en) 1987-05-26
IL75265A0 (en) 1985-09-29

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20041201