Patent · US Active

Motion compensated second pass metal artifact correction for CT slice images

US9275454B2 · kind B2 · utility

1Cited by

2References

20Claims

0Family size

Assignee

KONINIKLIJKE PHILIPS N.V. · NL

Inventors

Michael Grass · Hanstedt, DE
Holger Schmitt · Berlin, DE
Dirk Schäfer · Hamburg, DE

Key dates

Filing date	Oct 22, 2012
Grant date	Mar 1, 2016
Priority date	—
Expiry date	Nov 6, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B6/541
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An apparatus and a method for correcting a CT slice image for an image artifact (330) caused by the motion of a high attenuation part (140) in an object (135) of interest. The CT slice image is based on projection images (310a,b). The apparatus and method uses a footprint (315a,b) of the part in each of the projection images (310a,b).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.