FR2482396B1 - Installation de radiodiagnostic pour l'etablissement d'images soustractrices - Google Patents

Installation de radiodiagnostic pour l'etablissement d'images soustractrices

Info

Publication number
FR2482396B1
FR2482396B1 FR8108012A FR8108012A FR2482396B1 FR 2482396 B1 FR2482396 B1 FR 2482396B1 FR 8108012 A FR8108012 A FR 8108012A FR 8108012 A FR8108012 A FR 8108012A FR 2482396 B1 FR2482396 B1 FR 2482396B1
Authority
FR
France
Prior art keywords
establishment
subtractive images
radiodiagnostic
installation
radiodiagnostic installation
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
FR8108012A
Other languages
English (en)
Other versions
FR2482396A1 (fr
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2482396A1 publication Critical patent/FR2482396A1/fr
Application granted granted Critical
Publication of FR2482396B1 publication Critical patent/FR2482396B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays
    • H04N5/3205—Transforming X-rays using subtraction imaging techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Closed-Circuit Television Systems (AREA)
FR8108012A 1980-05-12 1981-04-22 Installation de radiodiagnostic pour l'etablissement d'images soustractrices Expired FR2482396B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3018129A DE3018129C1 (de) 1980-05-12 1980-05-12 Roentgendiagnostikeinrichtung zur Erstellung von Substraktionsbildern

Publications (2)

Publication Number Publication Date
FR2482396A1 FR2482396A1 (fr) 1981-11-13
FR2482396B1 true FR2482396B1 (fr) 1985-08-16

Family

ID=6102199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8108012A Expired FR2482396B1 (fr) 1980-05-12 1981-04-22 Installation de radiodiagnostic pour l'etablissement d'images soustractrices

Country Status (4)

Country Link
US (1) US4398213A (fr)
JP (1) JPS577684A (fr)
DE (1) DE3018129C1 (fr)
FR (1) FR2482396B1 (fr)

Families Citing this family (21)

* 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
US4447827A (en) * 1981-06-23 1984-05-08 Siemens Aktiengesellschaft X-Ray diagnostic installation
NL8105223A (nl) * 1981-11-18 1983-06-16 Philips Nv Inrichting voor verschilbeeldbepaling.
DE3149483A1 (de) * 1981-12-14 1983-06-23 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung zur erstellung von subtraktionsbildern
US4436095A (en) * 1981-12-22 1984-03-13 Thomson-Csf Broadcast, Inc. Method and apparatus for imaging a body
FR2551344B2 (fr) * 1982-04-26 1990-01-12 Siemens Ag Installation de radiodiagnostic pour examens radiologiques angiographiques
DE3332317A1 (de) * 1983-09-07 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung
US4542404A (en) * 1982-06-14 1985-09-17 Rca Corporation Charge coupled device based system and method for inspecting and modifying images
JPS59101137A (ja) * 1982-11-30 1984-06-11 株式会社　日立メデイコ デジタルラジオグラフイ装置
DE3426830A1 (de) * 1984-03-12 1985-09-12 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung
EP0167673A1 (fr) * 1984-06-08 1986-01-15 Siemens Aktiengesellschaft Appareil de diagnostic pour rayons X
EP0169273B1 (fr) * 1984-06-20 1988-06-08 Siemens Aktiengesellschaft Appareil de diagnostic à rayons X
US4636850A (en) * 1984-09-07 1987-01-13 Adac Laboratories, Inc. Apparatus and method for enhancement of video images
US4693255A (en) * 1985-04-22 1987-09-15 Beall Harry C Medical apparatus method for assessing the severity of certain skin traumas
US4716904A (en) * 1986-06-23 1988-01-05 University Of Pittsburgh Of The Commonwealth System Of Higher Education Heart output and circulatory impedance measuring method and apparatus
US4779619A (en) * 1986-08-15 1988-10-25 Wisconsin Alumni Research Foundation 23 NA magnetic resonance functional brain imaging
JP2829056B2 (ja) * 1989-10-26 1998-11-25 株式会社東芝 画像表示装置
US5216602A (en) * 1989-11-06 1993-06-01 The Board Of Trustees Of The University Of Illinois Color imaging system
DE9302548U1 (fr) * 1993-02-22 1993-08-12 Siemens Ag, 80333 Muenchen, De
JP2001161679A (ja) * 1999-11-03 2001-06-19 Siemens Ag 検査対象物の像情報の表示方法
DE10000185A1 (de) * 2000-01-05 2001-07-12 Philips Corp Intellectual Pty Verfahren zur Darstellung des zeitlichen Verlaufs des Blutflusses in einem Untersuchungsobjekt

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894181A (en) * 1973-06-14 1975-07-08 Wisconsin Alumni Res Found Differential enhancement of periodically variable images
US4204226A (en) * 1978-05-16 1980-05-20 Wisconsin Alumni Research Foundation Real-time digital X-ray time interval difference imaging
GB2020945B (en) * 1978-05-16 1982-12-01 Wisconsin Alumni Res Found Real-time digital x-ray substraction imaging
JPS5558682A (en) * 1978-05-16 1980-05-01 Wisconsin Alumni Res Found Method of and device for reproducing xxray video
US4204225A (en) * 1978-05-16 1980-05-20 Wisconsin Alumni Research Foundation Real-time digital X-ray subtraction imaging
JPS592227B2 (ja) * 1978-08-21 1984-01-17 株式会社日立製作所 雑音除去方式
FR2456448A1 (fr) * 1979-05-11 1980-12-05 Thomson Csf Dispositif de commande automatique de la fonction de transfert d'un systeme de transmission videofrequence en vue d'ameliorer la perception des images
US4345314A (en) * 1980-11-19 1982-08-17 International Business Machines Corporation Dynamic threshold device

Also Published As

Publication number Publication date
US4398213A (en) 1983-08-09
FR2482396A1 (fr) 1981-11-13
DE3018129C1 (de) 1981-10-01
JPS577684A (en) 1982-01-14
JPS6122513B2 (fr) 1986-05-31

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Legal Events

Date Code Title Description
ST Notification of lapse