Operating instructions

69
Interventional CT
How to do it
Biopsy
Indications: This is the multislice biopsy mode. Four
slices, 4.5 mm each, will be reconstructed and displayed
for each scan. It can be appended to any other scan
protocol, e. g. ThoraxRoutine for biopsy procedures in
the thorax. Change the mAs setting accordingly before
you load the mode.
Biopsy
kV 120
Effective mAs 120
Slice collimation 1.5 mm
Slice width 4.5 mm
Feed/Scan 0 mm
Rotation time 0.5 sec.
Kernel B30f
Application procedures:
1. Perform a spiral scan first to define a target slice.
2. Click “Same TP” under Table position in the routine
card, and move the table.
3. Turn on the light marker to localize the Entry point,
and then start the patient preparation.
4. Select “Biopsy” mode under Special protocols, and
then click “Append”.