NL184721C - Radiografische inrichting. - Google Patents

Radiografische inrichting.

Info

Publication number
NL184721C
NL184721C NLAANVRAGE7700410,A NL7700410A NL184721C NL 184721 C NL184721 C NL 184721C NL 7700410 A NL7700410 A NL 7700410A NL 184721 C NL184721 C NL 184721C
Authority
NL
Netherlands
Prior art keywords
radiographic device
radiographic
Prior art date
Application number
NLAANVRAGE7700410,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7700410A (nl
NL184721B (nl
Original Assignee
Emi 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 Emi Ltd filed Critical Emi Ltd
Publication of NL7700410A publication Critical patent/NL7700410A/xx
Publication of NL184721B publication Critical patent/NL184721B/xx
Application granted granted Critical
Publication of NL184721C publication Critical patent/NL184721C/xx

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
    • A61B6/483—Diagnostic techniques involving scattered radiation
    • 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
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/66—Circuit arrangements for X-ray tubes with target movable relatively to the anode
    • 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
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/548—Remote control of the apparatus or devices
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
NLAANVRAGE7700410,A 1976-01-15 1977-01-14 Radiografische inrichting. NL184721C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1497/76A GB1571800A (en) 1976-01-15 1976-01-15 Radiography

Publications (3)

Publication Number Publication Date
NL7700410A NL7700410A (nl) 1977-07-19
NL184721B NL184721B (nl) 1989-05-16
NL184721C true NL184721C (nl) 1989-10-16

Family

ID=9723021

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7700410,A NL184721C (nl) 1976-01-15 1977-01-14 Radiografische inrichting.

Country Status (8)

Country Link
US (1) US4081681A (fr)
JP (1) JPS5293288A (fr)
DE (1) DE2702009C2 (fr)
FR (1) FR2338031A1 (fr)
GB (1) GB1571800A (fr)
HK (1) HK37681A (fr)
MY (1) MY8200058A (fr)
NL (1) NL184721C (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394787A (en) * 1977-01-31 1978-08-19 Toshiba Corp Tomographic diagnostic equipment by radiation
JPS5436780A (en) * 1977-08-26 1979-03-17 Hitachi Medical Corp Xxray detector
DE2821083A1 (de) * 1978-05-13 1979-11-22 Philips Patentverwaltung Anordnung zur ermittlung der raeumlichen absorptionsverteilung in einem ebenen untersuchungsbereich
AU523895B2 (en) * 1978-08-04 1982-08-19 Commonwealth Of Australia, The Ultrasonic echoscope
JPS5834033U (ja) * 1981-08-28 1983-03-05 三井造船株式会社 パイプ水圧試験機用シ−ル部材
CA1196691A (fr) * 1982-01-12 1985-11-12 Bradley Fry Systeme et methodes de reconstruction pour imagerie a impedance
NL8202417A (nl) * 1982-06-15 1984-01-02 Philips Nv Inrichting en werkwijze voor het verwerken van roentgenbeelden.
HU188196B (en) * 1982-08-19 1986-03-28 Medicor Muevek,Hu Firmware back-projector for ct systems
DE3380776D1 (en) * 1982-09-07 1989-11-30 Univ Leland Stanford Junior X-ray imaging system having radiation scatter compensation and method
JPS59151939A (ja) * 1983-02-08 1984-08-30 株式会社東芝 Ｘ線診断装置
JPS59151940A (ja) * 1983-02-18 1984-08-30 株式会社東芝 Ｘ線診断装置
JPS61249452A (ja) * 1985-04-30 1986-11-06 株式会社東芝 Ｘ線診断装置
JPS62191972A (ja) * 1986-02-18 1987-08-22 Toshiba Corp Ｘ線画像処理装置
US4897788A (en) * 1988-04-18 1990-01-30 General Electric Company Image correction for computed tomography to remove crosstalk artifacts
JP3408848B2 (ja) * 1993-11-02 2003-05-19 株式会社日立メディコ 散乱ｘ線補正法及びｘ線ｃｔ装置並びに多チャンネルｘ線検出器
FR2766044B1 (fr) * 1997-07-11 1999-10-08 Ge Medical Syst Sa Procede de traitement d'une sequence d'images radiologiques d'un objet
JP3919724B2 (ja) * 2003-09-19 2007-05-30 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線計算断層画像装置および断層像データ生成方法

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
FR2249517B1 (fr) * 1973-10-30 1976-10-01 Thomson Csf
GB1493594A (en) * 1974-01-31 1977-11-30 Emi Ltd Radiography
DE2538517A1 (de) 1974-08-28 1976-03-11 Emi Ltd Radiologisches geraet
GB1529799A (en) 1974-11-13 1978-10-25 Emi Ltd Radiography

Also Published As

Publication number Publication date
JPS5293288A (en) 1977-08-05
NL7700410A (nl) 1977-07-19
NL184721B (nl) 1989-05-16
DE2702009A1 (de) 1977-07-28
HK37681A (en) 1981-08-07
US4081681A (en) 1978-03-28
FR2338031A1 (fr) 1977-08-12
DE2702009C2 (de) 1983-12-01
MY8200058A (en) 1982-12-31
FR2338031B1 (fr) 1981-12-24
JPS5530856B2 (fr) 1980-08-14
GB1571800A (en) 1980-07-16

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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
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: THORN EMI PATENTS LIMITED

V1 Lapsed because of non-payment of the annual fee

Effective date: 19950801