| 摘要 |
<p>A trocar assembly for use in minimally invasive surgical procedures inclu des a cannula subassembly and an obturator subassembly. The obturator assemb ly includes an obturator shaft member defining a longitudinal axis and an ob turator tip configured to be removable from the obturator shaft member or, a lternatively, constructed with the obturator member as a single unit. Variou s designs of the obturator tip are contemplated.</p> |
