IT1084217B - Miglioramento in un apparecchio per la ricostruzione ad elementi di un tomogramma di un sezione trasversale di un oggetto - Google Patents

Miglioramento in un apparecchio per la ricostruzione ad elementi di un tomogramma di un sezione trasversale di un oggetto

Info

Publication number
IT1084217B
IT1084217B IT27289/77A IT2728977A IT1084217B IT 1084217 B IT1084217 B IT 1084217B IT 27289/77 A IT27289/77 A IT 27289/77A IT 2728977 A IT2728977 A IT 2728977A IT 1084217 B IT1084217 B IT 1084217B
Authority
IT
Italy
Prior art keywords
tomogram
improvement
cross
section
element reconstruction
Prior art date
Application number
IT27289/77A
Other languages
English (en)
Inventor
Simon Duinker
Original Assignee
Optische Ind De Oude Delft 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 Optische Ind De Oude Delft Nv filed Critical Optische Ind De Oude Delft Nv
Application granted granted Critical
Publication of IT1084217B publication Critical patent/IT1084217B/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]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Mathematical Optimization (AREA)
  • Pulmonology (AREA)
  • Mathematical Analysis (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Algebra (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Mathematical Physics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
IT27289/77A 1976-09-06 1977-09-06 Miglioramento in un apparecchio per la ricostruzione ad elementi di un tomogramma di un sezione trasversale di un oggetto IT1084217B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7609885A NL7609885A (nl) 1976-09-06 1976-09-06 Stelsel voor het elementsgewijs reconstrueren van een tomogram van een dwarsdoorsnede van een object.

Publications (1)

Publication Number Publication Date
IT1084217B true IT1084217B (it) 1985-05-25

Family

ID=19826851

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27289/77A IT1084217B (it) 1976-09-06 1977-09-06 Miglioramento in un apparecchio per la ricostruzione ad elementi di un tomogramma di un sezione trasversale di un oggetto

Country Status (11)

Country Link
US (1) US4209827A (it)
JP (1) JPS5332688A (it)
CA (1) CA1085518A (it)
CH (1) CH627934A5 (it)
DE (1) DE2739001C2 (it)
FR (1) FR2363796A1 (it)
GB (1) GB1583055A (it)
IL (1) IL52875A0 (it)
IT (1) IT1084217B (it)
NL (1) NL7609885A (it)
SE (1) SE7709951L (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905282A (nl) * 1979-07-06 1981-01-08 Philips Nv Werkwijze en inrichting voor het bepalen van een stralingsabsorptieverdeling in een vlak van een lichaam.
US6944322B2 (en) * 2001-03-28 2005-09-13 Visiongate, Inc. Optical tomography of small objects using parallel ray illumination and post-specimen optical magnification
US6991738B1 (en) 2004-10-13 2006-01-31 University Of Washington Flow-through drum centrifuge
DE102007026909B4 (de) * 2007-06-12 2013-04-11 Siemens Aktiengesellschaft Digitales Röntgenbildaufnahmesystem, Verfahren zum Erzeugen eines Bilddatensatzes und Verfahren zum reproduzierbaren Erzeugen von Röntgenbildaufnahmen
US11069054B2 (en) 2015-12-30 2021-07-20 Visiongate, Inc. System and method for automated detection and monitoring of dysplasia and administration of immunotherapy and chemotherapy

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499146A (en) * 1966-10-10 1970-03-03 Albert G Richards Variable depth laminagraphy with means for highlighting the detail of selected lamina
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
DE2420499A1 (de) * 1973-04-26 1974-11-14 Emi Ltd Geraet zur untersuchung eines koerpers mittels strahlung
GB1509176A (en) * 1974-05-09 1978-04-26 Emi Ltd Radiography
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
DE2437529A1 (de) * 1974-08-03 1976-02-12 Philips Patentverwaltung Verfahren und anordnung zur verzerrungsfreien tomosynthese
DE2442412A1 (de) * 1974-09-05 1976-03-18 Philips Patentverwaltung Anordnung zur ermittlung der verteilung der absorption oder der emission von strahlung in einer ebene eines koerpers
DE2442809A1 (de) * 1974-09-06 1976-03-18 Philips Patentverwaltung Anordnung zur ermittlung der absorption in einem koerper
NL7414060A (nl) * 1974-10-28 1976-05-03 Optische Ind De Oude Delft Nv Elektro-optische correlator.
GB1526764A (en) * 1974-11-29 1978-09-27 Univ Leland Stanford Junior Position sensitive x-ray or ypsilon-ray detector and 3-d tomography using same
US4044240A (en) * 1975-11-28 1977-08-23 Picker Corporation Tomography system having an ultra high speed processing unit
US4066900A (en) * 1976-03-19 1978-01-03 Emi Limited Technique for cat utilizing composite beam paths which are wider at their ends than therebetween

Also Published As

Publication number Publication date
US4209827A (en) 1980-06-24
FR2363796B1 (it) 1984-02-10
GB1583055A (en) 1981-01-21
CH627934A5 (de) 1982-02-15
DE2739001A1 (de) 1978-04-27
IL52875A0 (en) 1977-11-30
SE7709951L (sv) 1978-03-07
JPS5332688A (en) 1978-03-28
IL52875A (it) 1980-12-31
NL7609885A (nl) 1978-03-08
FR2363796A1 (fr) 1978-03-31
CA1085518A (en) 1980-09-09
DE2739001C2 (de) 1985-02-28

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