Fig. 4From: Feasibility study of three-dimensional printing knee model using the ultra-low-dose CT scan for preoperative planning and simulated surgeryRepresentative case study 4. A 62-year-old man. a Simulated operation and internal fixation based on standard-dose CT scan; b simulated operation and internal fixation based on ultra-low-dose CT scan. The internal fixation models of a and b are identical, and the operation method is the sameBack to article page