| abstract |
The present invention relates to a kind of guiding tool for removing and guiding suitable for the articulating surface when decreased cartilage is repaired in joint insertion instrument suitable for damaged cartilage and bone, wherein guiding tool includes guide base, which has the guide main body and positioning body projected from guide base, it is characterized in that, guide main body includes height adjusting apparatus and the guiding channel with certain length, wherein by the opening on the cartilage contact surface of positioning body, and the opening at the top of height adjusting apparatus, guiding channel is extended through from guide main body, and extend through from height adjusting apparatus, and wherein guide main body includes being configured to the height adjusting apparatus that stagewise adjusts the length. |