CA2828344C - X-ray imaging apparatus and method - Google Patents

X-ray imaging apparatus and method Download PDF

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Publication number
CA2828344C
CA2828344C CA2828344A CA2828344A CA2828344C CA 2828344 C CA2828344 C CA 2828344C CA 2828344 A CA2828344 A CA 2828344A CA 2828344 A CA2828344 A CA 2828344A CA 2828344 C CA2828344 C CA 2828344C
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Canada
Prior art keywords
automatic exposure
request signal
exposure request
ray
imaging apparatus
Prior art date
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Active
Application number
CA2828344A
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English (en)
French (fr)
Other versions
CA2828344A1 (en
Inventor
Yong Hak Sung
Tae Kyun Kim
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.)
Vieworks Co Ltd
Original Assignee
Vieworks Co 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 Vieworks Co Ltd filed Critical Vieworks Co Ltd
Priority to CA2950059A priority Critical patent/CA2950059C/en
Publication of CA2828344A1 publication Critical patent/CA2828344A1/en
Application granted granted Critical
Publication of CA2828344C publication Critical patent/CA2828344C/en
Active legal-status Critical Current
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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
    • H05G1/38—Exposure time
    • H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
    • H05G1/44—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube in which the switching instant is determined by measuring the amount of radiation directly
    • 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
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H04N23/681—Motion detection
    • H04N23/6812—Motion detection based on additional sensors, e.g. acceleration sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/30—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming X-rays into image signals
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
CA2828344A 2012-09-11 2012-10-30 X-ray imaging apparatus and method Active CA2828344C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2950059A CA2950059C (en) 2012-09-11 2012-10-30 X-ray imaging apparatus and method

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2012-0100639 2012-09-11
KR20120100639 2012-09-11
PCT/KR2012/008992 WO2014042310A1 (ko) 2012-09-11 2012-10-30 Ｘ선 영상 촬영 장치 및 그 방법

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2950059A Division CA2950059C (en) 2012-09-11 2012-10-30 X-ray imaging apparatus and method

Publications (2)

Publication Number Publication Date
CA2828344A1 CA2828344A1 (en) 2014-03-11
CA2828344C true CA2828344C (en) 2017-10-03

Family

ID=50278404

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2828344A Active CA2828344C (en) 2012-09-11 2012-10-30 X-ray imaging apparatus and method
CA2950059A Active CA2950059C (en) 2012-09-11 2012-10-30 X-ray imaging apparatus and method

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2950059A Active CA2950059C (en) 2012-09-11 2012-10-30 X-ray imaging apparatus and method

Country Status (10)

Country Link
US (1) US20140348299A1 (enExample)
EP (1) EP2896364B1 (enExample)
JP (1) JP5913601B2 (enExample)
KR (1) KR101377115B1 (enExample)
CN (1) CN103796586A (enExample)
BR (1) BR112013023063A2 (enExample)
CA (2) CA2828344C (enExample)
IN (1) IN2013MN01668A (enExample)
RU (1) RU2570766C2 (enExample)
WO (1) WO2014042310A1 (enExample)

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KR101676426B1 (ko) * 2015-07-02 2016-11-15 주식회사 디알텍 방사선 디텍터 및 이를 이용한 방사선 촬영방법
CN107773259B (zh) * 2016-08-31 2021-06-11 上海奕瑞光电子科技股份有限公司 一种平板探测器、x射线成像系统及自动曝光检测方法
US10806424B2 (en) 2016-09-30 2020-10-20 Varex Imaging Corporation Imager with bump detection
KR101871107B1 (ko) 2017-03-08 2018-06-29 주식회사 옵트론텍 촬상 렌즈 광학계
CN108919608B (zh) * 2018-06-27 2023-07-25 上海联影医疗科技股份有限公司 曝光流程控制方法、装置、设备及介质
CN111227854B (zh) * 2018-11-28 2024-01-26 上海西门子医疗器械有限公司 X-射线成像的自动曝光控制方法、存储介质和医疗设备
CN109875587A (zh) * 2019-01-04 2019-06-14 上海奕瑞光电子科技股份有限公司 一种基于x射线的自动曝光触发装置、系统及方法
WO2022255520A1 (ko) 2021-06-04 2022-12-08 엘지전자 주식회사 Aec 일체형 엑스선 디텍터
JP7396560B2 (ja) * 2021-06-07 2023-12-12 シャープディスプレイテクノロジー株式会社 Ｘ線撮像装置及びｘ線撮像装置の制御方法
WO2023277221A1 (ko) 2021-06-30 2023-01-05 엘지전자 주식회사 엑스레이 디텍터 및 그의 동작 방법
CN115120255A (zh) * 2022-06-06 2022-09-30 上海奕瑞光电子科技股份有限公司 一种x射线平板探测器及探测系统
CN115379130B (zh) * 2022-08-25 2024-03-29 上海联影医疗科技股份有限公司 一种自动曝光控制系统、方法、装置和存储介质
WO2025211615A1 (ko) * 2024-04-02 2025-10-09 주식회사 뷰웍스 방사선 촬영장치 및 방사선 촬영장치의 구동방법

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Also Published As

Publication number Publication date
EP2896364A4 (en) 2016-09-14
CA2950059C (en) 2019-04-09
WO2014042310A1 (ko) 2014-03-20
JP2014535046A (ja) 2014-12-25
CN103796586A (zh) 2014-05-14
KR20140034018A (ko) 2014-03-19
BR112013023063A2 (pt) 2016-12-13
EP2896364A1 (en) 2015-07-22
IN2013MN01668A (enExample) 2015-06-12
RU2570766C2 (ru) 2015-12-10
KR101377115B1 (ko) 2014-06-12
US20140348299A1 (en) 2014-11-27
CA2828344A1 (en) 2014-03-11
CA2950059A1 (en) 2014-03-11
RU2013140978A (ru) 2015-03-10
EP2896364B1 (en) 2020-01-15
JP5913601B2 (ja) 2016-04-27

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