SE9501265D0 - Förfarande och anordning vid röntgenutrustning - Google Patents

Förfarande och anordning vid röntgenutrustning

Info

Publication number
SE9501265D0
SE9501265D0 SE9501265A SE9501265A SE9501265D0 SE 9501265 D0 SE9501265 D0 SE 9501265D0 SE 9501265 A SE9501265 A SE 9501265A SE 9501265 A SE9501265 A SE 9501265A SE 9501265 D0 SE9501265 D0 SE 9501265D0
Authority
SE
Sweden
Prior art keywords
neighborhood
signals
ray
image sequence
contrast medium
Prior art date
Application number
SE9501265A
Other languages
English (en)
Swedish (sv)
Inventor
Mats Andersson
Hans Knutsson
Torbjoern Kronander
Original Assignee
Mats Andersson
Hans Knutsson
Torbjoern Kronander
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 Mats Andersson, Hans Knutsson, Torbjoern Kronander filed Critical Mats Andersson
Priority to SE9501265A priority Critical patent/SE9501265D0/xx
Publication of SE9501265D0 publication Critical patent/SE9501265D0/xx
Priority to DE1996632775 priority patent/DE69632775T2/de
Priority to PCT/SE1996/000422 priority patent/WO1996031156A1/en
Priority to EP96910262A priority patent/EP0818971B1/de
Priority to AT96910262T priority patent/ATE269667T1/de
Priority to AU53507/96A priority patent/AU5350796A/en
Priority to US08/939,740 priority patent/US6005917A/en

Links

Classifications

    • 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
    • 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
    • A61B6/507—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 determination of haemodynamic parameters, e.g. perfusion CT
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/262—Analysis of motion using transform domain methods, e.g. Fourier domain methods
    • 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
    • H04N5/321—Transforming X-rays with video transmission of fluoroscopic images
    • H04N5/325—Image enhancement, e.g. by subtraction techniques using polyenergetic X-rays

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Multimedia (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Mathematical Physics (AREA)
  • Vascular Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Centrifugal Separators (AREA)
  • External Artificial Organs (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Feedback Control In General (AREA)
SE9501265A 1995-04-05 1995-04-05 Förfarande och anordning vid röntgenutrustning SE9501265D0 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9501265A SE9501265D0 (sv) 1995-04-05 1995-04-05 Förfarande och anordning vid röntgenutrustning
DE1996632775 DE69632775T2 (de) 1995-04-05 1996-04-09 Geschwindigkeitsanpassbare gefilterte angiographie
PCT/SE1996/000422 WO1996031156A1 (en) 1995-04-05 1996-04-09 Velocity adaptive filtered angiography
EP96910262A EP0818971B1 (de) 1995-04-05 1996-04-09 Geschwindigkeitsanpassbare gefilterte angiographie
AT96910262T ATE269667T1 (de) 1995-04-05 1996-04-09 Geschwindigkeitsanpassbare gefilterte angiographie
AU53507/96A AU5350796A (en) 1995-04-05 1996-04-09 Velocity adaptive filtered angiography
US08/939,740 US6005917A (en) 1995-04-05 1997-10-06 Velocity adaptive filtered angiography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501265A SE9501265D0 (sv) 1995-04-05 1995-04-05 Förfarande och anordning vid röntgenutrustning

Publications (1)

Publication Number Publication Date
SE9501265D0 true SE9501265D0 (sv) 1995-04-05

Family

ID=20397862

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9501265A SE9501265D0 (sv) 1995-04-05 1995-04-05 Förfarande och anordning vid röntgenutrustning

Country Status (7)

Country Link
US (1) US6005917A (de)
EP (1) EP0818971B1 (de)
AT (1) ATE269667T1 (de)
AU (1) AU5350796A (de)
DE (1) DE69632775T2 (de)
SE (1) SE9501265D0 (de)
WO (1) WO1996031156A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6226350B1 (en) * 1998-12-31 2001-05-01 General Electric Company Methods and apparatus for cardiac scoring with a multi-beam scanner
US6532380B1 (en) * 2000-06-30 2003-03-11 Cedars Sinai Medical Center Image guidance for coronary stent deployment
DE60212917T2 (de) * 2001-10-16 2007-03-01 Kabushiki Kaisha Toshiba Vorrichtung zur Berechnung eines Index von örtlichen Blutflüssen
EP2026697B1 (de) * 2006-05-22 2016-10-19 Philips Intellectual Property & Standards GmbH Bewegungskompensierter koronarfluss aus projektionsdarstellung
CN101453950A (zh) * 2006-06-01 2009-06-10 皇家飞利浦电子股份有限公司 分层运动估计
JP5536974B2 (ja) * 2006-11-08 2014-07-02 株式会社東芝 Ｘ線診断装置及び画像処理装置
WO2008107836A2 (en) * 2007-03-06 2008-09-12 Koninklijke Philips Electronics N.V. Filtering of image sequences
DE102008035549A1 (de) * 2008-07-30 2010-02-11 Siemens Aktiengesellschaft Verfahren zur Erstellung von Angiographieaufnahmen
JP2012511383A (ja) * 2008-12-12 2012-05-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｘ線検査における血流音声
DE102009004580A1 (de) * 2009-01-14 2010-07-15 Siemens Aktiengesellschaft Abtast- und Rekonstruktionsverfahren eines CT-Systems und CT-System
US8559763B2 (en) * 2010-12-14 2013-10-15 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for motion-compensated interpolation (MCI) with conservative motion model
JP5981220B2 (ja) * 2012-05-21 2016-08-31 東芝メディカルシステムズ株式会社 医用画像処理装置及びｘ線撮影装置
US9498149B2 (en) 2012-10-12 2016-11-22 Koninklijke Philips N.V. Dynamic background correction in MPI
WO2014097094A1 (en) 2012-12-19 2014-06-26 Koninklijke Philips N.V. X-ray controlled contract agent injection
DE102015205959A1 (de) * 2015-02-27 2016-09-01 Siemens Healthcare Gmbh Ermitteln der Geschwindigkeit eines Fluids mit Hilfe eines bildgebenden Verfahrens
CN108852385B (zh) * 2018-03-13 2022-03-04 中国科学院上海应用物理研究所 一种x射线造影方法及基于x射线造影的动态阅片方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4677478A (en) * 1982-01-25 1987-06-30 Thomson-Csf Broadcast, Inc. Apparatus and method for imaging a body
DE3739229A1 (de) * 1987-11-19 1989-06-01 Siemens Ag Medizinische untersuchungsanlage
GB2220319B (en) * 1988-07-01 1992-11-04 Plessey Co Plc Improvements in or relating to image stabilisation
US5091925A (en) * 1990-01-18 1992-02-25 Siemens Aktiengesellschaft X-ray diagnostics installation with spatial frequency filtering
KR940007163B1 (ko) * 1991-07-09 1994-08-06 삼성전자 주식회사 캠코더의 피사체 자동추적장치
GB9203132D0 (en) * 1992-02-14 1992-04-01 Univ Southampton Computer assisted dynamic digital angiography
EP0578311B1 (de) * 1992-07-10 1998-12-09 Koninklijke Philips Electronics N.V. Röntgendurchleuchtungsgerät mit Mitteln zur Rauschreduktion

Also Published As

Publication number Publication date
DE69632775D1 (de) 2004-07-29
EP0818971B1 (de) 2004-06-23
AU5350796A (en) 1996-10-23
US6005917A (en) 1999-12-21
EP0818971A1 (de) 1998-01-21
DE69632775T2 (de) 2005-01-13
WO1996031156A1 (en) 1996-10-10
ATE269667T1 (de) 2004-07-15

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