Patent ID: 8262568

Claim:
A surgical access system comprising a trocar comprising: a fixation cannula comprising a tubular cannula body comprising a proximal end, a distal end, a longitudinal axis extending from the proximal end to the distal end; and a cannula wall defining a cannula lumen; a seal assembly coupled to the proximal end of the cannula body; a retainer extending from the cannula body; a locking component disposed on the cannula body and spaced from the retainer; and a bolster engagable to the locking component, wherein the trocar has an insertion configuration in which the bolster is not engaged to the locking component, the trocar has a fixation configuration in which the bolster is engaged to the locking component, an artificial body wall, wherein the artificial body wall comprises a gel pad, wherein the gel pad is coupled to a cap ring, thereby defining a gel cap; an adjustable wound retractor, wherein the adjustable wound retractor is couplable to the gel cap, and in the fixation configuration, the retainer and the bolster are dimensioned and configured to capture the artificial body wall therebetween, thereby fixing the cannula to the artificial body wall.