Fig. 8. (a and b) Lesion and its boundary located in the MRI and CT. (c) The porous structure on the surface of prosthesis. (d and e) The tumor was exposed and resected. Comparing with the proximal tibia prosthesis made of titanium. (f) After tumor resection, the proximal tibia prosthesis was perfectly fitted to the bone defect. This figure has been reproduced from ref. 177 with permission from International Scientific Information, Inc.