Foam introduction system including modified port geometry

摘要

A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity includes a seal anchor member including leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions. The leading portion of the seal anchor member is configured and adapted to ease insertion of the seal anchor member into the tissue tract. Subsequent to insertion of the seal anchor member, the leading portion of the seal anchor member is also configured and adapted to facilitate securing and/or anchoring of the seal anchor member within the tissue tract.

主权项

1. A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity comprising:
a seal anchor member including a leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions, the seal anchor member formed of a foam material, the seal anchor member defining a port extending between the leading and trailing portions, the seal anchor member transitionable between an expanded state and a compressed state, the seal anchor member biased toward the expanded state; and first and second positioning members associated with the leading portion, the first and second positioning members defining a gap therebetween.