Fig. 4

A case of sacral fracture in a 42-year-old female patient: a. Preoperative screw holes were localized on the body surface; b. The template base was inserted; c. A small incision was made, and threaded guide pipes were inserted; d. The guide pipes were screwed onto the base, and 2 K-wires were implanted through the guide pipes; e. The guide pipes were removed, and a hollow screw was placed; f. The K-wires and template base were removed; g. The condition of the postoperative wound is displayed