Intramedullary device

摘要

An intramedullary orthopaedic device is disclosed including an intramedullary rod configured for insertion into a bone, the rod including a first elongate member having a first mating surface and at least a second elongate member having a second mating surface. The first mating surface is configured to engage with the second mating surface such that the elongate members are longitudinally moveable but substantially not rotationally moveable relative to each other. Each mating surface can have an elongate ridge and an elongate groove. A guided growth system and method is also disclosed.