Hollow Abutment Screw Design for Easy Retrieval in Case of Screw Fracture in Dental Implant System

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Load</td><td class="align_center">Type</td><td class="align_center">von Mises stress (MPa)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left" rowspan="2">Vertical</td><td class="align_center">Conventional</td><td class="align_center">116.16</td></tr><tr><td class="align_center">Hollow</td><td class="align_center">96.48</td></tr><tr><td class="align_left" rowspan="2">Horizontal</td><td class="align_center">Conventional</td><td class="align_center">110.99</td></tr><tr><td class="align_center">Hollow</td><td class="align_center">106.33</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Finite element analysis results of two different types of abutment screw forms: vertical load and horizontal load.

Journal of Healthcare Engineering

tab4

Table 4

Table 4: Hollow Abutment Screw Design for Easy Retrieval in Case of Screw Fracture in Dental Implant System 