Fig. 10

Two comparison distal femoral osteosarcoma cases treated without using 3D model for assistance. a The first case showing the x-ray finding of the dedifferentiated parosteal osteosarcoma right distal femur, (b) Performed wide resection of 17.5 cm length and reconstructed by rotating hinge knee endoprosthesis, (c) The second case showing the x-ray finding of conventional osteosarcoma right distal femur, (d) Performed wide resection of 20 cm and reconstructed with the distal femoral allograft and locking compression plate