Invention Grant
- Patent Title: Material decomposition calibration method and apparatus for a full size photon counting CT system
-
Application No.: US17218924Application Date: 2021-03-31
-
Publication No.: US11944484B2Publication Date: 2024-04-02
- Inventor: Xiaohui Zhan , Xiaofeng Niu
- Applicant: CANON MEDICAL SYSTEMS CORPORATION
- Applicant Address: JP Otawara
- Assignee: CANON MEDICAL SYSTEMS CORPORATION
- Current Assignee: CANON MEDICAL SYSTEMS CORPORATION
- Current Assignee Address: JP Otawara
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Main IPC: A61B6/00
- IPC: A61B6/00 ; A61B6/03 ; A61B6/42 ; A61B6/58
Abstract:
A method and a system for providing calibration for a photon counting CT detector forward model for material decomposition. Various slabs of predetermined material and path lengths are placed in the photon counting CT detector and scanned using one or more stationary X-rays to obtain calibration data and parametrize the forward model.
Public/Granted literature
- US20220313203A1 MATERIAL DECOMPOSITION CALIBRATION METHOD AND APPARATUS FOR A FULL SIZE PHOTON COUNTING CT SYSTEM Public/Granted day:2022-10-06
Information query
