<p>The self-retaining retractors work in two ways. The tool can augment the surgical site so that the user can quickly move the retractor. The instrument also alleviates the workload of the user. It enables a better visual of the entire internal cavity.&nbsp;</p>

<p><strong>&bull;&nbsp;&nbsp;</strong> &nbsp;Ratchet mechanism&nbsp;<br />
<strong>&bull;&nbsp;</strong>&nbsp; &nbsp;It has blades and handles</p>