DE69018155T2 - Apparat und Verfahren für Röntgenaufnahmen. - Google Patents

Apparat und Verfahren für Röntgenaufnahmen.

Info

Publication number
DE69018155T2
DE69018155T2 DE69018155T DE69018155T DE69018155T2 DE 69018155 T2 DE69018155 T2 DE 69018155T2 DE 69018155 T DE69018155 T DE 69018155T DE 69018155 T DE69018155 T DE 69018155T DE 69018155 T2 DE69018155 T2 DE 69018155T2
Authority
DE
Germany
Prior art keywords
ray apparatus
ray
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 - Fee Related
Application number
DE69018155T
Other languages
English (en)
Other versions
DE69018155D1 (de
Inventor
Robert J Sammon
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.)
Philips Nuclear Medicine Inc
Original Assignee
Picker International Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23529524&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69018155(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Picker International Inc filed Critical Picker International Inc
Application granted granted Critical
Publication of DE69018155D1 publication Critical patent/DE69018155D1/de
Publication of DE69018155T2 publication Critical patent/DE69018155T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • X-Ray Techniques (AREA)
  • Measurement Of Radiation (AREA)
DE69018155T 1989-07-31 1990-07-04 Apparat und Verfahren für Röntgenaufnahmen. Expired - Fee Related DE69018155T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/387,356 US5001735A (en) 1989-07-31 1989-07-31 X-ray dose compensation for radiographic apparatus with kV ripple

Publications (2)

Publication Number Publication Date
DE69018155D1 DE69018155D1 (de) 1995-05-04
DE69018155T2 true DE69018155T2 (de) 1995-07-27

Family

ID=23529524

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018155T Expired - Fee Related DE69018155T2 (de) 1989-07-31 1990-07-04 Apparat und Verfahren für Röntgenaufnahmen.

Country Status (4)

Country Link
US (1) US5001735A (de)
EP (1) EP0411768B1 (de)
JP (1) JPH0371598A (de)
DE (1) DE69018155T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012219913A1 (de) * 2012-10-31 2014-04-30 Siemens Aktiengesellschaft Verfahren zur Regelung der Hochspannung einer Röntgenröhre und zugehöriger Röntgengenerator zur Erzeugung einer Röntgenröhrenspannung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400385A (en) * 1993-09-02 1995-03-21 General Electric Company High voltage power supply for an X-ray tube
US6249565B1 (en) * 1998-06-18 2001-06-19 Siemens Medical Systems, Inc. Fractional monitor unit radiation delivery control using dose rate modulation
JP3890163B2 (ja) * 1999-04-27 2007-03-07 キヤノン株式会社 撮影システム
US8155263B2 (en) * 2009-07-31 2012-04-10 General Electric Company Apparatus and method for voltage modulation in X-ray computed tomography
CN104302081B (zh) * 2014-09-24 2017-06-16 沈阳东软医疗系统有限公司 一种ct球管中灯丝电流的控制方法和设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160906A (en) * 1977-06-23 1979-07-10 General Electric Company Anatomically coordinated user dominated programmer for diagnostic x-ray apparatus
US4158138A (en) * 1977-10-25 1979-06-12 Cgr Medical Corporation Microprocessor controlled X-ray generator
US4311913A (en) * 1979-10-04 1982-01-19 Picker Corporation X-Ray tube current control
US4593371A (en) * 1983-11-14 1986-06-03 General Electric Company X-ray tube emission current controller
FR2585917A1 (fr) * 1985-08-02 1987-02-06 Thomson Cgr Procede de reglage d'un dispositif de radiologie
DE3621803A1 (de) * 1986-06-28 1988-01-07 Philips Patentverwaltung Roentgengenerator
US4763343A (en) * 1986-09-23 1988-08-09 Yanaki Nicola E Method and structure for optimizing radiographic quality by controlling X-ray tube voltage, current, focal spot size and exposure time
US4811374A (en) * 1986-11-13 1989-03-07 Medicor Usa Ltd. Apparatus for setting exposure parameters of an X-ray generator
US4819258A (en) * 1986-11-28 1989-04-04 Bennett X-Ray Corp. Auto-setting of KV in an x-ray machine after selection of technic factors
US4831642A (en) * 1987-09-23 1989-05-16 Gendex Corporation MAS regulator circuit for high frequency medical X-ray generator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012219913A1 (de) * 2012-10-31 2014-04-30 Siemens Aktiengesellschaft Verfahren zur Regelung der Hochspannung einer Röntgenröhre und zugehöriger Röntgengenerator zur Erzeugung einer Röntgenröhrenspannung
DE102012219913B4 (de) * 2012-10-31 2015-12-10 Siemens Aktiengesellschaft Verfahren zur Regelung der Hochspannung einer Röntgenröhre und zugehöriger Röntgengenerator zur Erzeugung einer Röntgenröhrenspannung

Also Published As

Publication number Publication date
US5001735A (en) 1991-03-19
EP0411768A3 (en) 1991-08-28
DE69018155D1 (de) 1995-05-04
JPH0371598A (ja) 1991-03-27
EP0411768B1 (de) 1995-03-29
EP0411768A2 (de) 1991-02-06

Similar Documents

Publication Publication Date Title
DE3580599D1 (de) Verfahren und apparat zur roentgenstrahlenuntersuchung.
DE3783847T2 (de) Verfahren und apparat fuer immunoassay.
DE69017827T2 (de) Verfahren und Geräte zur Bilderzeugung.
DE68917846T2 (de) Verfahren und Gerät für Bilddarstellungen.
DE69108198D1 (de) Elektrophotographisches Gerät und Verfahren.
DE3788495D1 (de) Apparat und Verfahren zum Mischen und Extrudieren.
DE3486027D1 (de) Testvorrichtung und verfahren.
DE69001716D1 (de) Verfahren zum aufloesen und entlueften.
DE3772531D1 (de) Verfahren und apparat zum aufwickeln von bahnen.
DE69228354T2 (de) Verfahren und Apparat zur Entfärbung, und Bildherstellungsapparat
DE3888083D1 (de) Verfahren und Apparat zur rheologischen Prüfung.
DE69203348T2 (de) Verfahren und apparat für das katalytische kracken.
GB9021859D0 (en) Test apparatus and method
DE69108557T2 (de) Verfahren und apparat zur dehydrogenierung von alkanen.
ES2016942B3 (es) Metodo y aparato para pruebas de hiladas
DE3781342T2 (de) Metrologischer apparat und verfahren.
DE3881795T2 (de) Testvorrichtung und Verfahren.
DE69016892D1 (de) Verfahren und Apparat für Dokument-Bearbeitung.
EP0422525A3 (en) Exposing method and apparatus
DE69018155D1 (de) Apparat und Verfahren für Röntgenaufnahmen.
DE3873846D1 (de) Behandlungsapparat und verfahren.
DE69016807T2 (de) Verfahren und Apparat zur Aufzeichung.
DE3888873T2 (de) Bilderzeugungsverfahren und Gerät hierfür.
DE69027973T2 (de) Gerät und Verfahren zur Eins-aus-N-Prüfung
GB8908679D0 (en) Method and apparatus for testing

Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

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

Owner name: PHILIPS MEDICAL SYSTEMS (CLEVELAND), INC., CLEVELA

8339 Ceased/non-payment of the annual fee