BONE DRILLING TOOL FOR RECONSTRUCTION OF LIGAMENT

摘要

PROBLEM TO BE SOLVED: To provide a bone drilling tool for reconstruction technique for a ligament by which amt. of drilling of a bone and formation of bone defect sites are less and reconstruction can be performed with a less amt. of the liga ment and a bone tunnel can be easily formed. SOLUTION: A bone drilling tool 1 for reconstruction of a ligament comprises a rod-like shaft 2 and a drill 3 with a size which can be inserted into a joint from a skin cut site of the joint and being freely removable to the rod-like shaft 2. The shaft 2 and the drill 3 are provided with a drill hooking mechanism for preventing the drill 3 from moving to the base end side of the shaft 2 under a condition where the drill 3 is mounted on the shaft 2 and a torque transmitting mechanism for transmitting a rotational force provided to the shaft 2 for the blade part for drilling the bone in the direction to which the bone can be digged and scraping to the drill.