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Fig. 1 —Image shows table insert that provides clockwise and
counterclockwise rotation at lumbar spine. Inset is placed on CT gantry.
Patient is positioned on insert with head and thorax on longer segment and
hips on shorter segment. Each segment is on rollers that permit them to rotate
8° clockwise and counterclockwise with the axis of rotation 10 cm above
segment so that spine is at isocenter of rotation.
