Patent attributes
An end effector is disclosed. The end effector comprises a first jaw, a second jaw, and a staple cartridge assembly. At least one of the first jaw and the second iaw is movable to compress tissue between the first jaw and the second jaw. The staple cartridge assembly comprises a staple cartridge, a plurality of staples, and a first layer. The staple cartridge includes a deck comprising a plurality of staple cavities. The first layer comprises a composite absorbable material including at least two distinct fibrous materials. The first layer is attached to the first jaw by an attachment system comprised of polyglycolic acid that wraps over the first layer in more than two places. The end effector further comprises a second layer comprising a composite absorbable material including at least two distinct fibrous materials. The second layer is attached to the second jaw in more than two places.