Patent ID: 8597251
Filing Date: 2013-12-03
Classification: A61B

Abstract:
1. A surgical access device comprising: a trocar shield comprising a cap having an upper surface and an opening extending therethrough with an entryway extending longitudinally and distally away from the upper surface of the cap and surrounding the opening and at a distal end of the entryway a plurality of pleats are connected thereto with peaks and valleys of the pleats continuously connected to each other and having no slots between the plurality of pleats, the cap, entryway and plurality of pleats being formed of the same non-elastomeric material and formed as a single monolithic structure; a cannula having an outer surface and an inner surface defining a lumen through which surgical instruments are inserted therethrough and the cap of the trocar shield being releasably connected to the outer surface of the cannula; and an instrument seal disposed between the plurality of pleats and the inner surface of the cannula and having an opening coaxial with the opening in the cap, the opening of the instrument seal sealing against an instrument inserted therethrough; wherein the trocar shield comprises a plurality of stabilizing fins radially extending from the trocar shield and in a contacting relationship with the instrument seal.