CA2099369A1 - Dynamic pulse control for fluoroscopy - Google Patents

Dynamic pulse control for fluoroscopy

Info

Publication number
CA2099369A1
CA2099369A1 CA002099369A CA2099369A CA2099369A1 CA 2099369 A1 CA2099369 A1 CA 2099369A1 CA 002099369 A CA002099369 A CA 002099369A CA 2099369 A CA2099369 A CA 2099369A CA 2099369 A1 CA2099369 A1 CA 2099369A1
Authority
CA
Canada
Prior art keywords
pulse
image
converting
rate
comparing
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.)
Abandoned
Application number
CA002099369A
Other languages
English (en)
French (fr)
Inventor
Morgan W. Nields
Menachem Assa
Mark E. Novak
Pascal Perin
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.)
Fischer Imaging Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2099369A1 publication Critical patent/CA2099369A1/en
Abandoned 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
    • 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
    • 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
    • H05G1/36—Temperature of anode; Brightness of image power
    • 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
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
  • Radiation-Therapy Devices (AREA)
CA002099369A 1990-12-28 1991-12-23 Dynamic pulse control for fluoroscopy Abandoned CA2099369A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US636,085 1990-12-28
US07/636,085 US5119409A (en) 1990-12-28 1990-12-28 Dynamic pulse control for fluoroscopy

Publications (1)

Publication Number Publication Date
CA2099369A1 true CA2099369A1 (en) 1992-06-29

Family

ID=24550365

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002099369A Abandoned CA2099369A1 (en) 1990-12-28 1991-12-23 Dynamic pulse control for fluoroscopy

Country Status (6)

Country Link
US (1) US5119409A (https=)
EP (1) EP0564551B1 (https=)
JP (1) JP3172180B2 (https=)
CA (1) CA2099369A1 (https=)
DE (1) DE69121907T2 (https=)
WO (1) WO1992012613A1 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2593360B2 (ja) 1990-11-16 1997-03-26 株式会社日立メディコ Ｘ線撮影装置
US5875226A (en) * 1990-11-16 1999-02-23 Hitachi Medical Corporation Digital radiography system having an X-ray image intensifier tube
JPH06292082A (ja) * 1993-03-31 1994-10-18 Shimadzu Corp Ｘ線撮像装置
US5590170A (en) * 1993-04-12 1996-12-31 Glenbrook Technologies X-ray inspection system
FR2722938B1 (fr) * 1994-07-25 1996-10-11 Ge Medical Syst Sa Procede de reglage de parametre(s) de fonctionnement d'un appareil radiologique et generateur correspondant
US5544215A (en) * 1995-01-13 1996-08-06 Picker International, Inc. Digital angiography system with automatically determined frame rates
JP3647491B2 (ja) * 1995-01-19 2005-05-11 株式会社東芝 Ｘ線診断装置
EP0809912B1 (en) * 1995-12-18 2001-10-17 Koninklijke Philips Electronics N.V. X-ray examination apparatus including an image sensor matrix with a correction unit
US5917882A (en) * 1996-11-29 1999-06-29 Continental X-Ray Corporation Radiographic/fluoroscopic imaging system with reduced patient dose and faster transitions between radiographic and fluoroscopic modes
DE69913311T2 (de) 1998-10-19 2004-10-14 Koninklijke Philips Electronics N.V. Röntgenuntersuchungsvorrichtung mit regelung der strahlendosis
GB0009668D0 (en) * 2000-04-19 2000-09-06 Univ Manchester Non-Parametric image subtraction using grey level scattergrams
US6636582B2 (en) * 2001-11-08 2003-10-21 Ge Medical Systems Global Technology Co., Llc Multiple energy x-ray imaging techniques
US8624980B2 (en) * 2004-08-10 2014-01-07 Thomson Licensing Apparatus and method for indicating the detected degree of motion in video
DE102004046441B8 (de) * 2004-09-24 2006-07-06 Siemens Ag Verfahren zur Bildwiedergabe, insbesondere bei medizinischen Einzel- oder Serienaufnahmen
US7471767B2 (en) * 2006-05-03 2008-12-30 Siemens Medical Solutions Usa, Inc. Systems and methods for determining image acquisition parameters
GB0803646D0 (en) * 2008-02-28 2008-04-02 Rapiscan Security Products Inc Scanning systems
CN101451966A (zh) * 2007-12-07 2009-06-10 Ge医疗系统环球技术有限公司 X-射线成像设备和x-射线控制方法
US8260025B2 (en) * 2008-11-24 2012-09-04 General Electric Company Methods and apparatus for generating and archiving x-ray fluoroscopy images
JP5616211B2 (ja) * 2009-12-28 2014-10-29 富士フイルム株式会社 放射線画像撮影システム
JP5062312B2 (ja) * 2010-09-06 2012-10-31 株式会社島津製作所 Ｘ線透視装置
US9813618B2 (en) * 2012-11-02 2017-11-07 Diversified Innovations Fund, Lllp Wide area imaging system and method
WO2016060473A1 (en) * 2014-10-16 2016-04-21 Samsung Electronics Co., Ltd. X-ray apparatus and x-ray imaging method
KR102328119B1 (ko) * 2014-10-16 2021-11-18 삼성전자주식회사 엑스선 장치 및 엑스선 촬영 방법
US11690587B2 (en) 2020-02-11 2023-07-04 Electronics And Telecommunications Research Institute Apparatus comprising data obtaining unit and image processing unit and method for processing X-ray image
KR102914993B1 (ko) * 2023-05-22 2026-01-20 주식회사 디알텍 개선된 방사선 영상을 획득하는 방사선 영상 촬영 장치 및 방사선 영상 촬영 장치의 동작 방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567940A (en) * 1969-02-24 1971-03-02 Gen Electric Cineradiographic x-ray tube grid pulsing circuit employing series connected high voltage switching transistors
GB1569415A (en) * 1976-03-09 1980-06-18 Rolls Royce Radiography
DE3009952A1 (de) * 1980-03-14 1981-09-24 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikanlage mit einer bildverstaerker-fernsehkette
US4335307A (en) * 1980-04-21 1982-06-15 Technicare Corporation Radiographic apparatus and method with automatic exposure control
US4355331A (en) * 1981-01-28 1982-10-19 General Electric Company X-ray image subtracting system
JPS60119100A (ja) * 1983-11-30 1985-06-26 Toshiba Corp Ｘ線装置
JPS60148100A (ja) * 1984-01-12 1985-08-05 Toshiba Corp Ｘ線装置
US4837686A (en) * 1985-11-15 1989-06-06 Picker International Substance quantification in animal bodies
US4703496A (en) * 1985-12-30 1987-10-27 General Electric Company Automatic x-ray image brightness control
US4891757A (en) * 1986-04-14 1990-01-02 Picker International, Inc. Medical imaging system and method having gray scale mapping means for indicating image saturation regions
DE3621803A1 (de) * 1986-06-28 1988-01-07 Philips Patentverwaltung Roentgengenerator
US4930144A (en) * 1986-11-25 1990-05-29 Picker International, Inc. Radiation imaging monitor control improvement
JP2597588B2 (ja) * 1987-07-16 1997-04-09 株式会社東芝 Ｘ線透視装置
US4910592A (en) * 1988-01-13 1990-03-20 Picker International, Inc. Radiation imaging automatic gain control

Also Published As

Publication number Publication date
US5119409A (en) 1992-06-02
EP0564551A1 (en) 1993-10-13
DE69121907D1 (de) 1996-10-10
EP0564551A4 (https=) 1994-03-09
DE69121907T2 (de) 1997-01-30
JPH06504160A (ja) 1994-05-12
EP0564551B1 (en) 1996-09-04
WO1992012613A1 (en) 1992-07-23
JP3172180B2 (ja) 2001-06-04

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Legal Events

Date Code Title Description
FZDE Discontinued