Bone implant

A bone implant comprising:

• a body including a connection end and a drill end respectively on two ends thereof, with the body including a plurality of engagement sections between the connection end and the drill end, with a disengagement prevention section provided between two adjacent engagement sections, with each of the plurality of engagement sections including drilling threads disposed on an outer periphery of the body, with the drilling threads of the plurality of engagement sections having a same thread direction, with the disengagement prevention section including a coupling section on the outer periphery of the body, with the disengagement prevention section having a maximum outer diameter smaller than a minimum outer diameter of each of the plurality of engagement sections between the disengagement prevention section and the connection end, and wherein the coupling section is at least one disengagement prevention thread disposed on the outer periphery of the body, and the disengagement prevention thread has a thread direction different from the thread direction of the drilling threads;
• and
• an abutment seat mounted on the connection end of the body, with the abutment seat including a keying recess.