225 / 1544
Frameless: immobilization intrafraction
55
Radiotherapy and Oncology 2013;108:114–117
Analysis of intrafraction motion during treatment (± 4.6 min.):
-1,5
-1
-0,5
0
0,5
1
1,5
2
Intrafraction motion
Vertical Shift [mm]
Longitudinal shift [mm]
Lateral shift [mm]
Vertical rotation [°]
Longitudinal rotation [°]
Lateral rotation [°]
Mean 3D of 0.51 mm (SD 0.13 mm)