Fig. 3From: A new 3D printing porous trabecular titanium metal acetabular cup for primary total hip arthroplasty: a minimum 2-year follow-up of 92 consecutive patientsThe picture shows a 64-year-old male patient with acetabular protrusion caused by severe RA (a), underwent a 3D ACT primary THA with 3D printing augments for bone defect repair (b)Back to article page