Advances in Orthopedics / 2013 / Article / Fig 1

Research Article

Monoaxial Pedicle Screws Are Superior to Polyaxial Pedicle Screws and the Two Pin External Fixator for Subcutaneous Anterior Pelvic Fixation in a Biomechanical Analysis

Figure 1

X-rays with an (infix) with (a) a monoaxial system and (b) a polyaxial system reinforced with C-rings.

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