Joint rongeur

The utility model belongs to the field of medical instruments, and particularly relates to a pair of joint rongeur scissors which comprises two scissor handles, two scissor heads and a hinge shaft, the scissor heads are fixedly connected to one sides of the scissor handles, the scissor handles are rotatably connected with the hinge shaft, one sides, far away from the scissor heads, of the scissor handles are fixedly connected with extension handles, and one sides, far away from the scissor handles, of the extension handles are open. The inner walls of the two sides of the extension handle are each provided with an adjusting mechanism at the opening, the extension handle is provided with a rotating shaft at the opening, the rotating shaft is sleeved with a gear, and the outer walls of the two sides of the extension handle are each provided with a fixing assembly. In the using process, the joint rongeur can effectively help medical staff to cut different grafted bones and fold and store the rongeur, the phenome