Fig. 6From: Gallie technique versus atlantoaxial screw-rod constructs in the treatment of atlantoaxial sagittal instability: a retrospective study of 49 patientsA 19-year-old woman had type II odontoid fracture caused by traffic accident. a Lateral radiograph showed atlantoaxial dislocation was still present. b Lateral radiograph obtained at 1 day after the Gallie fixation showed good reduction of atlas. c, d Open-mouth and lateral radiographs obtained at 18 months after the Gallie fixation, showing bone fusionBack to article page