Experimental and Numerical Modeling of Screws Used for Rigid Internal Fixation of Mandibular Fractures

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Fixation</td><td align="center">Major diameter (mm)</td><td align="center">Pitch (mm)</td><td align="center">Peak von Mises Stress (MPa)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">Bicortical</td><td align="center">2.3</td><td align="center">1.0</td><td align="center">147</td></tr><tr><td align="left">Unicortical</td><td align="center">2.3</td><td align="center">1.0</td><td align="center">322</td></tr><tr><td align="left">Unicortical</td><td align="center">2.3</td><td align="center">1.2</td><td align="center">226</td></tr><tr><td align="left">Unicortical</td><td align="center">2.6</td><td align="center">1.0</td><td align="center">106</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Peak von Mises stress in the bone surrounding
screw implants for the four different screw configurations.

Modelling and Simulation in Engineering

tab6

Table 6

Table 6: Experimental and Numerical Modeling of Screws Used for Rigid Internal Fixation of Mandibular Fractures 