IT1151463B - Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezioni di radiazione non assorbita e non dispersa - Google Patents

Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezioni di radiazione non assorbita e non dispersa

Info

Publication number
IT1151463B
IT1151463B IT24896/77A IT2489677A IT1151463B IT 1151463 B IT1151463 B IT 1151463B IT 24896/77 A IT24896/77 A IT 24896/77A IT 2489677 A IT2489677 A IT 2489677A IT 1151463 B IT1151463 B IT 1151463B
Authority
IT
Italy
Prior art keywords
reconstruction
absorbed
objects
dimensional images
dispersed radiation
Prior art date
Application number
IT24896/77A
Other languages
English (en)
Italian (it)
Inventor
John Milan Pavkovich
Original Assignee
Varian Associates
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 claimed from US05/760,492 external-priority patent/US4149249A/en
Application filed by Varian Associates filed Critical Varian Associates
Application granted granted Critical
Publication of IT1151463B publication Critical patent/IT1151463B/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]
    • G06T12/00—
    • G06T12/20—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

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)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IT24896/77A 1977-01-19 1977-06-21 Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezioni di radiazione non assorbita e non dispersa IT1151463B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/760,492 US4149249A (en) 1975-12-23 1977-01-19 Apparatus and method for reconstructing data

Publications (1)

Publication Number Publication Date
IT1151463B true IT1151463B (it) 1986-12-17

Family

ID=25059266

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24896/77A IT1151463B (it) 1977-01-19 1977-06-21 Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezioni di radiazione non assorbita e non dispersa

Country Status (7)

Country Link
JP (1) JPS5396689A (cg-RX-API-DMAC10.html)
CA (1) CA1111575A (cg-RX-API-DMAC10.html)
DE (1) DE2735437A1 (cg-RX-API-DMAC10.html)
FR (1) FR2378289A2 (cg-RX-API-DMAC10.html)
IT (1) IT1151463B (cg-RX-API-DMAC10.html)
NL (1) NL7706873A (cg-RX-API-DMAC10.html)
SE (1) SE437763B (cg-RX-API-DMAC10.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816462A1 (de) * 1978-04-15 1979-10-25 Philips Patentverwaltung Verfahren zur erzeugung verbesserter rekonstruktionsbilder in computer-tomographiegeraeten
NL8204086A (nl) * 1982-10-22 1984-05-16 Philips Nv Werkwijze en inrichting voor het bepalen van een stralingsverzwakkingsverdeling in een vlak van een lichaam.
JPH0441844Y2 (cg-RX-API-DMAC10.html) * 1984-11-02 1992-10-01
JP4585815B2 (ja) * 2004-09-03 2010-11-24 キヤノン株式会社 情報処理装置、撮影システム、吸収係数補正方法、及びコンピュータプログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB1471531A (en) * 1973-04-25 1977-04-27 Emi Ltd Radiography
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
JPS522186A (en) * 1974-11-29 1977-01-08 Univ Leland Stanford Junior Device for detecting and stopping divergent transmissive radiation and threeedimensional sectional camera device
GB1537487A (en) * 1975-03-18 1978-12-29 Emi Ltd Radiography
US4149247A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation

Also Published As

Publication number Publication date
SE437763B (sv) 1985-03-18
JPS5396689A (en) 1978-08-24
JPS6314983B2 (cg-RX-API-DMAC10.html) 1988-04-02
FR2378289B2 (cg-RX-API-DMAC10.html) 1983-08-19
DE2735437A1 (de) 1978-07-20
NL7706873A (nl) 1978-07-21
SE7707270L (sv) 1978-07-20
FR2378289A2 (fr) 1978-08-18
CA1111575A (en) 1981-10-27

Similar Documents

Publication Publication Date Title
IT1203053B (it) Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezione di radiazione non assorbita e non dispersa
IT1062389B (it) Procedimento per la preparazione di dispersioni acquose di sferule lipidiche e prodotto risultante
IL34803A0 (en) Substituted benzamides and their use as x-ray contrast agents
IT1145357B (it) Agente carcinostatico ed immunostimolante contenente lisofosfolipe e fosfolipide e procedimento per prepararlo
FR2309212A1 (fr) Pastille implantable sous la peau et comprenant du propionate de dromostanolone
IT1071461B (it) Apparecchiatura e procedimento di insaccamento di sostanze alimentari
IT1094567B (it) Procedimento e dispositivo per la preparazione di combinazioni di immagini
IT1099663B (it) Schiume fenoliche e tensioattivo utile nella preparazione delle stesse
IT944435B (it) Apparecchiatura di supporto e guida particolarmente utile in apparecchiature xerografiche
SE7812436L (sv) Forfarande och anordning for reducering av artifakter i datortomografibilder
IT1151463B (it) Ricostruzione in immagini bidimensionali di fette piane di oggetti da proiezioni di radiazione non assorbita e non dispersa
IT1069570B (it) Dispositivo per la preparazione di alimenti per animali sotto forma di palline o pastiglie
IT1055580B (it) Ossimetelen 2 6 morfo lino 4 3a benzimidazoli loroprocedimento di preparazione e loro applicazione in terapeutica
IT943314B (it) Procedimento per la preparazione di catecolo e idrochinon
AR212098A1 (es) Unidad publicitaria y decorativa para la representacion de imagenes en pequena escala
IT1044194B (it) Propargilossimetil 5 os sazolidinoni 2 sostituiti procedimento per la loro preparazione e loro applicazione in terapia
BE811397A (fr) Preparation de compositions chimiques et particulierement de compositions chimiques dosees sous forme de tablettes effervescentes
BR7704366A (pt) Fileira de poltronas equipadas para locais publicos e semelhantes
IT943315B (it) Procedimento per la preparazione di catecolo e idrochinon
IL37956A0 (en) Substituted malonamides and pharmaceutical compositions containing them
IE34921B1 (en) Pharmaceutical and dietetic composition
BE756973A (fr) Hydroxyphenyl-2-piperidinylcarbinols et compositions pharmaceutiques encontenant
IT991575B (it) Composizione di margarina e procedi mento per la sua preparazione
IT961524B (it) Composizione cosmetica e procedi mento per la sua preparazione
IT1025081B (it) Dispositivo per la lavorazione delle coste di posate e simili giastampate