Patent ID: 8066729
Filing Date: 2011-11-29
Classification: A61B

Abstract:
1. A surgical obturator comprising: a blade with two lateral edges; said lateral edges being angled and sharpened at a distal end of said blade to form an acute angle creating a single vertex, said lateral edges and said vertex being a piercing tip; a first shield biased when fully extended to cover said vertex but not all of said piercing tip, said first shield having a diameter less than a diameter of said surgical obturator; and a second shield biased when fully extended to cover a portion of said piercing tip but not said vertex; wherein said blade is configured with a semi-circular depression along a longitudinal axis of said blade and said first shield is juxtaposed in said depression of said blade; and wherein said second shield is configured with a semi-circular depression along a longitudinal axis of said second shield and said blade is juxtaposed in said depression of said second shield.