Surgical Technique and Outcome of Custom Joint-Sparing Endoprosthesis as a Reconstructive Modality in Juxta-Articular Bone Sarcoma

Figure 13

Proximal tibia JSE (a) immediately after surgery and (b) 8 months later, with tilting of the proximal metaphyseal tibia segment, and extra cortical bone formation indicating loosening of the implant and failure of osseointegration. (c) Proximal tibia JSE in another patient immediate after surgery and (d) 6 months later, with tilting of the proximal metaphyseal tibia segment, and radiolucent pockets around the fins, indicating failure of osseointegration mechanism.

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