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Accuracy of non invasive fixation systems
3D-3D image registration for verification set-up
autors
Lateral
x
AP
y
CC
z
Positioning
error
Imaging
modality
Miniti
2012
0.12mm
±
0.35
0.2mm
±
0.4
0.4mm
±
0.6
CT
Ingrosso
2012
0.5 mm
±
1.6
0.4mm
±
2.7
0.4mm
±
1.9
3.1mm
±
2.1 CBCT
Masi
2008
0.5mm
±
1.3
0.2mm
±
2.4
0.0mm
±
1.7
3.2mm
±
1.5 CBCT
Guckenberger
2007
0.7mm
±
2.7
0.0mm
±
2.4
-0.1mm
±
2.0 3.0mm
±
1.7 CBCT
Baumert
2005
0.04 mm
±
1.4
-0.1mm
±
0.8 0.6mm
±
1.8
3.7mm
±
1.5 CT
CBCT /CT controls of demonstrated
positioning errors of > 3mm
Target delineation: GTV plus 2mm= PTV