DE3380341D1 - Matched filter for x-ray hybrid subtraction - Google Patents

Matched filter for x-ray hybrid subtraction

Info

Publication number
DE3380341D1
DE3380341D1 DE8383111507T DE3380341T DE3380341D1 DE 3380341 D1 DE3380341 D1 DE 3380341D1 DE 8383111507 T DE8383111507 T DE 8383111507T DE 3380341 T DE3380341 T DE 3380341T DE 3380341 D1 DE3380341 D1 DE 3380341D1
Authority
DE
Germany
Prior art keywords
matched filter
hybrid subtraction
ray hybrid
ray
subtraction
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
DE8383111507T
Other languages
German (de)
English (en)
Inventor
Stephen James Riederer
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3380341D1 publication Critical patent/DE3380341D1/de
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
    • 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
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • 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
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
    • 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)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
DE8383111507T 1982-11-26 1983-11-17 Matched filter for x-ray hybrid subtraction Expired DE3380341D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/444,953 US4542459A (en) 1982-11-26 1982-11-26 Matched filter for x-ray hybrid subtraction

Publications (1)

Publication Number Publication Date
DE3380341D1 true DE3380341D1 (en) 1989-09-07

Family

ID=23767051

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383111507T Expired DE3380341D1 (en) 1982-11-26 1983-11-17 Matched filter for x-ray hybrid subtraction

Country Status (5)

Country Link
US (1) US4542459A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0112487B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (2) JPS59111740A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3380341D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL70056A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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US8090171B2 (en) * 2007-10-19 2012-01-03 Siemens Medical Solutions Usa, Inc. Image data subtraction system suitable for use in angiography
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CN106714689B (zh) * 2014-09-22 2020-10-27 皇家飞利浦有限公司 对比剂到达检测
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EP3423130B1 (en) 2016-03-03 2025-05-14 Bayer Healthcare LLC System and method for improved fluid delivery in multi-fluid injector systems
GB2555623A (en) * 2016-11-04 2018-05-09 Univ College Dublin Nat Univ Ireland Dublin A method of processing images
US12263326B2 (en) 2016-11-14 2025-04-01 Bayer Healthcare Llc Methods and systems for verifying the contents of a syringe used for medical fluid delivery
AU2018323442B2 (en) 2017-08-31 2024-06-27 Bayer Healthcare Llc Fluid path impedance assessment for improving fluid delivery performance
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JP7221885B2 (ja) 2017-08-31 2023-02-14 バイエル・ヘルスケア・エルエルシー 注入器圧力較正システムおよび方法
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JP7317724B2 (ja) 2017-08-31 2023-07-31 バイエル・ヘルスケア・エルエルシー 液注入器システムの容積補償システムおよび方法
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Also Published As

Publication number Publication date
US4542459A (en) 1985-09-17
EP0112487B1 (en) 1989-08-02
IL70056A (en) 1988-03-31
IL70056A0 (en) 1984-01-31
JPH0332950B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-05-15
JPH03141780A (ja) 1991-06-17
JPS59111740A (ja) 1984-06-28
EP0112487A1 (en) 1984-07-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8128 New person/name/address of the agent

Representative=s name: VOIGT, R., DIPL.-ING., PAT.-ANW., 6232 BAD SODEN

8339 Ceased/non-payment of the annual fee