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Title:
Periodical contrast media injection for intervention X-rays Cans style imaging, and analysis of Harmonics
Document Type and Number:
Japanese Patent JP5911610
Kind Code:
B2
Abstract:
An apparatus (130) and a method for adjusting, in perfusion imaging system, a periodic contrast agent injection rate signal (IS) for an injector (135) as function of an image sampling rate determined by the rotational speed of an X-ray source (107)-detector (109) assembly of an X-ray imager (100). Frequency, periodicity and pulse width of the contrast agent injection rate signal (IS) is adjusted to mitigate temporal signal aliasing in a sample of a time attenuation contrast (TAC) signal.

Inventors:
Neukirchen, Christoph
Reiters, Daniel Simon Anna
Application Number:
JP2014560477A
Publication Date:
April 27, 2016
Filing Date:
February 27, 2013
Export Citation:
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Assignee:
KONINKLIJKE PHILIPS N.V.
International Classes:
A61B6/00; A61B6/03; A61B90/00
Domestic Patent References:
JP2010167254A
JP6233752A
JP2013503684A
Foreign References:
WO2005044107A1
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Shinsuke Onuki