Physics Bucharest 2017

QA of Leaf Travel With an EPID: Processed Image

EPID Images

Signal (a.u.)

off-axis distance (cm)

Sandra C. Vieira,a) Maarten L. P. Dirkx, Kasper L. Pasma, and Ben J. M. Heijmen Fast and accurate leaf verification for dynamic multileaf collimation using an electronic portal imaging device. Med. Phys. 29 (9), September 2002