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Fig. 2 | Journal of Orthopaedic Surgery and Research

Fig. 2

From: Radiographic and clinical outcomes of C1-C2 intra-articular screw fixation in patients with atlantoaxial subluxation

Fig. 2

The guide used to insert screws into the atlantoaxial joint. a An elevator was inserted into the atlantoaxial joint. b The inserted elevator was rotated 90°, and the atlantoaxial joint was lifted up. c The nail region of the fork-shaped (two-pronged) cylindrical insertion guide was inserted through the elevator into the atlantoaxial joint. d An intra-articular screw was inserted into the atlantoaxial joint through the fork-shaped cylindrical insertion guide

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X