(A) An anteroposterior radiograph revealed complete absence of the femorotibial joint space. (B) At revision, the rotating platform was entrapped in the notch of the femoral component with 90° of rotation. (C) Wearing of the rotating platform is shown.
Huang et al. Journal of Orthopaedic Surgery and Research 2007 2:1 doi:10.1186/1749-799X-2-1