Patent ID: 9320541
Filing Date: 2016-04-26
CPC Classification: A61B

Claim Text:
1. A surgical system for penetrating tissue, which comprises: an obturator including an obturator housing and an obturator member extending from the obturator housing and defining a longitudinal axis, the obturator member having a penetrating member dimensioned and adapted to penetrate tissue, the penetrating member defining a substantially continuous annular outer wall having a plurality of longitudinal recessed surface portions, the longitudinal recessed portions extending toward a beveled penetrating tip and being in oblique relation to the longitudinal axis, adjacent recesses being in radial spaced relation, the recessed portions dimensioned to receive tissue displaced during advancement of the penetrating member to facilitate passage through tissue; wherein the penetrating member includes a tapered section having the plurality of longitudinal recessed surface portions, and a cylindrical section extending from the tapered section to the beveled penetrating tip.