DE3166691D1 - Radiography apparatus incorporating image subtraction - Google Patents

Radiography apparatus incorporating image subtraction

Info

Publication number
DE3166691D1
DE3166691D1 DE8181200579T DE3166691T DE3166691D1 DE 3166691 D1 DE3166691 D1 DE 3166691D1 DE 8181200579 T DE8181200579 T DE 8181200579T DE 3166691 T DE3166691 T DE 3166691T DE 3166691 D1 DE3166691 D1 DE 3166691D1
Authority
DE
Germany
Prior art keywords
apparatus incorporating
radiography apparatus
image subtraction
incorporating image
subtraction
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.)
Expired
Application number
DE8181200579T
Other languages
English (en)
Inventor
Frans Wessel Zonneveld
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
Application granted granted Critical
Publication of DE3166691D1 publication Critical patent/DE3166691D1/de
Expired 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
    • A61B6/03—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
    • A61B6/04—Positioning of patients; Tiltable beds or the like
    • A61B6/0487—Motor-assisted positioning
    • 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
    • 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
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE8181200579T 1980-06-09 1981-05-29 Radiography apparatus incorporating image subtraction Expired DE3166691D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8003354A NL8003354A (nl) 1980-06-09 1980-06-09 Stralingsonderzoekapparaat met beeldsubtractie.

Publications (1)

Publication Number Publication Date
DE3166691D1 true DE3166691D1 (en) 1984-11-22

Family

ID=19835441

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181200579T Expired DE3166691D1 (en) 1980-06-09 1981-05-29 Radiography apparatus incorporating image subtraction

Country Status (5)

Country Link
EP (1) EP0041752B1 (de)
JP (1) JPS5729338A (de)
DE (1) DE3166691D1 (de)
IL (1) IL63051A (de)
NL (1) NL8003354A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445226A (en) * 1981-05-05 1984-04-24 The Board Of Trustees Of The Leland Stanford Junior University Multiple-energy X-ray subtraction imaging system
JPS58152542A (ja) * 1982-03-05 1983-09-10 株式会社東芝 Ｘ線診断装置
JPS607292A (ja) * 1983-06-27 1985-01-16 Toshiba Corp 立体ｘ線テレビ装置
NL8304397A (nl) * 1983-12-22 1985-07-16 Philips Nv Roentgenonderzoekapparaat met beeldsubstractie.
US4686692A (en) * 1985-04-12 1987-08-11 Picker International Inc. Computed tomography patient localization scanning
JP2529949B2 (ja) * 1986-08-12 1996-09-04 株式会社東芝 同期画像再構成装置
JP2781914B2 (ja) * 1988-12-09 1998-07-30 日本アイデント・グラフ株式会社 連続立体撮影観察装置
FR2641180B1 (fr) * 1988-12-30 1997-08-22 Gen Electric Cgr Systeme de radiologie pour examen angiographique et procede de mise en oeuvre
US5305368A (en) * 1992-09-14 1994-04-19 Lunar Corporation Method and apparatus for piece-wise radiographic scanning
US5594771A (en) * 1995-05-25 1997-01-14 Shimadzu Corporation Digital angiographic apparatus
CN1100515C (zh) * 1995-05-30 2003-02-05 岛津制作所株式会社 数字式血管造影仪
US7627078B2 (en) * 2002-11-08 2009-12-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for detecting structural, perfusion, and functional abnormalities
US6891918B2 (en) * 2002-11-27 2005-05-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for acquiring perfusion data
US6999549B2 (en) * 2002-11-27 2006-02-14 Ge Medical Systems Global Technology, Llc Method and apparatus for quantifying tissue fat content
DE10311628B4 (de) 2003-03-14 2006-04-13 Siemens Ag Bildgebungsverfahren
DE102005026940A1 (de) * 2005-06-06 2006-12-14 Schering Ag Röntgenanordnung zur Bilddarstellung eines Untersuchungsobjektes und Verwendung der Röntgenanordnung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101407A (en) * 1959-04-09 1963-08-20 Jr John Daniel Shipman Fluoroscope system utilizing an image storage tube
DD102891A1 (de) * 1973-02-15 1973-12-20
US3894181A (en) * 1973-06-14 1975-07-08 Wisconsin Alumni Res Found Differential enhancement of periodically variable images
DE2339758C3 (de) * 1973-08-06 1979-04-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgendiagnostikeinrichtung zur Herstellung eines Transversal-Schichtbildes
GB1493148A (en) * 1974-01-31 1977-11-23 Emi Ltd Radiography
US4053779A (en) * 1974-05-10 1977-10-11 Robert MacMillan Method and apparatus for constructing models of body sections
US3974386A (en) * 1974-07-12 1976-08-10 Wisconsin Alumni Research Foundation Differential X-ray method and apparatus
DE2613809B2 (de) * 1976-03-31 1979-01-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgenschichtgerät zur Herstellung von Transversal-Schichtbildern
US4029963A (en) * 1976-07-30 1977-06-14 The Board Of Trustees Of Leland Stanford Junior University X-ray spectral decomposition imaging system
DE2717349A1 (de) * 1977-04-19 1978-10-26 Siemens Ag Roentgenschichtgeraet zur herstellung von transversalschichtbildern
FR2461485A1 (fr) * 1979-07-17 1981-02-06 Radiologie Cie Gle Nouveau procede d'utilisation d'un tomodensitometre a rayons x permettant de realiser de la cinedensigraphie, et tomodensitometre ainsi utilise

Also Published As

Publication number Publication date
NL8003354A (nl) 1982-01-04
EP0041752B1 (de) 1984-10-17
IL63051A (en) 1985-05-31
JPH0127738B2 (de) 1989-05-30
JPS5729338A (en) 1982-02-17
EP0041752A1 (de) 1981-12-16
IL63051A0 (en) 1981-09-13

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee