Patent · US Expired

Imaging method for a multi-slice spiral CT scan, and a computer tomography unit for carrying out this method

US7257186B2 · kind B2 · utility

1Cited by

5References

16Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Herbert Bruder · Hemhofen, DE
Guenter Lauritsch · Ergolding, DE
Karl Stierstorfer · Erlangen, DE
Kwok C. Tam · Schenectady, US

Key dates

Filing date	Oct 17, 2003
Grant date	Aug 14, 2007
Priority date	—
Expiry date	Oct 17, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S378/901
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An imaging method is disclosed for a multi-slice spiral CT scan. A CT unit is disclosed for carrying out this method. In the method, the filtering may be formed by use of multiple applications of a ramp filter and a masking operation to a projection image in a different sequence. The CT unit may include, for filtering purposes, multiple applications of a ramp filter and a masking operation to a projection image in a different sequence.

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