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Table 1 Evaluated configurations for the anthropomorphic head phantom and the nomenclature of these settings within this report

From: Evaluation of a new software prototype for frameless radiosurgery of arteriovenous malformations

Name

Drawing in Fig. 6

Explanation

Frame_Standard

a)

Standard patient setup with head frame.

NoFrame_Standard

b)

Standard patient setup without head frame.

NoFrame_SmallFOV

c)

As b) but with small FOV.

NoFrame_Couchshift −10 cm

d)

As b) but couch shifted laterally by −10 cm.

NoFrame_Couchshift − 5 cm

d)

As b) but couch shifted laterally by − 5 cm.

NoFrame_Couchshift 0 cm

d)

As b).

NoFrame_Couchshift 5 cm

d)

As b) but couch shifted laterally by 5 cm.

NoFrame_Couchshift 10 cm

d)

As b) but couch shifted laterally by 10 cm.

NoFrame_Roll45°

e)

As b) butimage direction rotated by 45°around longitudinal couch axis (roll).

NoFrame_Pitch30°

f)

As b) but image direction rotated by 30°around lateral couch axis (pitch).

NoFrame_Yaw30°

g)

As b) but head phantom was rotated by about 30° around vertical couch axis (yaw).