Fig. 2

An intact specimen and the two reconstruction models. A Harms titanium mesh cage (17 × 22 mm in the cross section; Depuy Spine) was used as an anterior spacer in all reconstruction models. The posterior instrumentation was the Expedium pedicle screw systems (Depuy Spine): a intact, b anterior cage and multilevel posterior instrumentation at T9-L1, and c anterior 10-mm short cage and multilevel posterior instrumentation at T9-L1