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Preoperative design process for osteotomy guide and prosthetic component for bony fixation. a) Model reconstruction is based on thin-sliced CT. b) Surgical resection range is constructed on 3D digital software after communication and consensus between the surgeons and engineers. c) Guide plate design is completed. d) Prosthetic component design for bony fixation is based on the resection planes. e) The number, length, and trajectory of the screws are determined.
