Figure 4.
Top row: Preoperative radiographs demonstrating decreased joint space and large osteophytes on the metatarsal head and the base of the proximal phalanx. Bottom row: (A) The guidewire placed centrally in the metatarsal head. (B) Over-reaming the guidewire with a 10-mm step drill. (C) The void left in place by the drill. Note the overall preservation of the metatarsal head morphology and length. (D) Implant in place.