US Patent Issued to SeeTreat on Dec. 2 for "Kalman filter framework to estimate 3D intrafraction motion from 2D projection" (Australian Inventors)

ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,484,869, issued on Dec. 2, was assigned to SeeTreat PTY Ltd. (Greenwich, Australia).

"Kalman filter framework to estimate 3D intrafraction motion from 2D projection" was invented by Doan Trang Nguyen (New South Wales, Australia), Paul Keall (New South Wales, Australia) and Ricky O'Brien (New South Wales, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An iterative Kalman Filter method was developed to address the need for estimating randomly moving targets during cancer radiotherapy on a standard equipped linear accelerator. Extensive evaluation of this method using different treatment scenarios shows sub-mm accuracy and precision. In addition, ...