Minimally invasive internal fixator for unstable pelvic ring injuries with a pedicle screw–rod system: a retrospective study of 23 patients after 13.5 months

Purpose Pelvic ring fractures are challenging injuries and require effective treatment due to the frequently compromised patient condition. The aim of this study was to evaluate the outcome of unstable pelvic ring injuries treated with a minimally invasive pedicle screw–rod system.