A kind of osteotomy guide, the osteotomy guide appearance is generally in a cuboid, simultaneously two location holes are arranged close to the position of center line of narrow side in the one side of what cuboid, the location hole runs through entire osteotomy guide, and it accommodates and positions for vertebra bone nail, upper and lower the two of what location hole, which flank, respectively opens up a guide channel at proximal end face, the guide channel and location hole run through entire osteotomy guide, and the guide channel is for chisel accommodating.一種截骨導引器，該截骨導引器外觀概呈一長方體，於長方體的一面並接近較窄邊的中心線位置設置二定位孔，該定位孔貫穿整個截骨導引器，並且可供脊椎骨釘容置定位，於定位孔的上、下二側接近端面處各開設一導引槽，該導引槽及定位孔貫穿整個截骨導引器，且該導引槽可供鑿子容置。
