Augmented‑reality 3D navigation system (Endosight) that assists interventional radiologists in precise percutaneous device placement; CE‑marked (MDR 2017/745) class IIa. Standalone software (Ablation‑fit) for liver tumor reconstruction, ablative ellipsoid simulation, safety‑margin visualization and pre/post‑op image overlap to verify ablation completeness; CE‑marked class IIa and FDA cleared.