Fig. 2From: A feasibility study of individual 3D-printed navigation template for the deep external fixator pin position on the iliac crestSimulated operation with the 3D-printed model and navigation template. a The pelvis model and the navigation template. b The navigation template was matched to verify the degree of surface feature matching. The Kirschner wire needle was placed to fix the template. c The external fixator pins were inserted according to the navigation holeBack to article page