Fig. 6

Cadaver model during the needle insertion in a liver metastasis (yellow circle) without (a) and with (b) augmented reality. The augmented reality shows the target in green and the needle in red. Correspondent axial CT images before (c) and after (d) needle insertion. The yellow arrow shows the target and the needle position in (b). The four white squares on the cadaver are medicated plasters and are not used for the augmented reality