Fig. 2From: Experimental study of the effects of hypoxia simulator on osteointegration of titanium prosthesis in osteoporotic ratsA–D The tibial plateau cartilage was replaced by a 3D printed prosthesis through hemiarthroplasty of the knee. E Intra-articular injection of deferoxamine (DFO) via a medial approach beside the patellar ligament. F–G Postoperative X-ray examination showing that the implant is well positioned. H–I Gross tibial specimen with the prosthesisBack to article page