Objective To evaluate the effect of mandibular impacted teeth extraction with dental high speed air turbine cutting handpiece and surgery bur. Methods This study included 120 patients from Anhui Stomatology Hospital whose third molar teeth were extracted. These patients were randomly assigned into two groups: the experimental group and control group. The control group was treated using tradition chisel splint method,meanwhile the experimental group was treated by dental high speed air turbine cutting handpi...