2017_SBRT_Course Book

Positioning for spine SBRT

Mean 18.3 min (6.6 min) From start imaging to end arcs FFF, 2400 MU/min, 7-10 Gy/fraction

Figure 1. The relationship between translational displacements (n=249) measured between arcs 1 and 2, and time (x-axis, minutes), where time represents the interval between the start of the CBCT performed before arc 1 and the start of the first CBCT scan after completion of arc 1.

Dahele M et al, Acta Oncologica, 2016