CT-based tibial model for finite-element analysis: (a) The model consists of cortical shell and cancellous core. (b) Specifications of medial opening (unit: mm and degree). Three edges aa, bb, and cc across the opening were defined to calculate changes in height before and after weight bearing.
Luo et al. BMC Musculoskeletal Disorders 2013 14:110 doi:10.1186/1471-2474-14-110