BREATHING SYNCHRONIZED COMPUTED TOMOGRAPHY IMAGE ACQUISITION

Title:

BREATHING SYNCHRONIZED COMPUTED TOMOGRAPHY IMAGE ACQUISITION

Document Type and Number:

WIPO Patent Application WO2005089194

Kind Code:

A3

Abstract:

A method for collecting computed tomography (CT) image data includes determining a number of intervals N into which a respiratory cycle is to be divided, determining a number of respiratory cycles M to be covered in one gantry rotation, and rotating a gantry to collect at least M x N sets of CT image data of at least a portion of a patient, wherein each set of the CT image data corresponds to a phase of a respiratory cycle.

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Inventors:

MOSTAFAVI HASSAN (US)
SEPPI EDWARD J (US)
PARTAIN LARRY (US)

Application Number:

PCT/US2005/008037

Publication Date:

March 16, 2006

Filing Date:

March 14, 2005

Export Citation:

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Assignee:

VARIAN MED SYS TECH INC (US)
MOSTAFAVI HASSAN (US)
SEPPI EDWARD J (US)
PARTAIN LARRY (US)

International Classes:

A61B5/113; A61B6/00; A61B6/03; G01N23/00; G21K1/12; H05G1/60; (IPC1-7): G21K1/12; A61B6/00; G01N23/00; H05G1/60

Foreign References:

US6269140B1	2001-07-31
US5265142A	1993-11-23

Other References: