Both ankle implant designs are intended for use as an adjunct to an ankle fusion device used in the stabilization of fractures, revision procedures, and joint fusion of bones between the tibia and the talus and where bone voids exist.
Zimmer Trabecular Metal Material is unlike allograft in this type of application due to the risk of resorption and difficulty of shaping allograft spacers. The porous nature of this material allows for biologic in-growth and vascularization.