A, Radiograph 1 year after fracture-dislocation. Patient had pain and only 20 degrees of motion. B, Radiograph 14 months after arthroplasty. Note smooth, congruous articular arc. C, Active extension 14 months after arthroplasty of proximal interphalangeal joint. D, Active flexion 14 months after arthroplasty of proximal interphalangeal joint. E and F, Schema of volar plate advancement.