The mobility total ankle replacement: techniques and pitfalls.

The Mobility total ankle replacement (DePuy, Leeds, United Kingdom) is an uncemented, 3-component, mobile-bearing design. This article highlights the design rationale and explains the surgical technique with the Mobility implant, as well as offering technical tips and pitfalls gained through personal experiences and literature review. The tibial component has a flat articular surface and a conical intramedullary stem on the tibial side.