102 lumbar pedicle subtraction osteotomies: one surgeon’s learning curve

[摘要] PurposePedicle Subtraction Osteotomy (PSO) is an effective surgical technique for the correction of fixed sagittal malalignment of the spine. It is a demanding technique that requires a long learning curve. The aim of this study is to analyze a surgeon’s learning curve for lumbar PSO in relation to the preoperative, perioperative, and postoperative management, with assessment of the global outcome.

[学科分类] 骨科学

[关键词] Pedicle subtraction osteotomy;Learning curve;Single surgeon;Spinal deformity;Sagittal balance;Global alignment