Fig. 1From: Evaluation of the clinical benefit of an electromagnetic navigation system for CT-guided interventional radiology procedures in the thoraco-abdominal region compared with conventional CT guidance (CTNAV II): study protocol for a randomised controlled trialScreenshot of a computed tomography-guided percutaneous biopsy of a spinal lesion. The biopsy has been carried out using navigation assistance provided by the IMACTIS-CT® system. It can be seen that the estimated position of the trocar (blue) is accurate with respect to the real position of the trocar (white)Back to article page