Fixing tool for open-wedge high tibial osteotomy

A fixing tool for an open-wedge high tibial osteotomy, which is adapted to be installed on a tibia cut open due to an open-wedge tibial osteotomy, the fixing tool comprising:

• a fixing plate which includes a head portion that has a plurality of nut holes, and an elongated plate portion that has a plurality of nut holes and a long hole and is formed to protrude from one side of the head portion;
• screws which are coupled to the nut holes;
• and
• a block which is detachably installed by the long hole by using a fixing screw, the block having two tapered protrusions protruding from a body of the block,
• wherein the tapered protrusions are tapered along a distal facing surface of the protrusions so that a first side of the distal facing surface is thicker than a second side of the distal facing surface.