US 11,690,617 B2
Compressible knitted adjuncts with finished edges
Jason L. Harris, Lebanon, OH (US); Michael J. Vendely, Lebanon, OH (US); and Frederick E. Shelton, IV, Hillsboro, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Nov. 25, 2020, as Appl. No. 17/104,413.
Prior Publication US 2022/0160357 A1, May 26, 2022
Int. Cl. A61B 17/072 (2006.01); D04B 1/22 (2006.01); D04B 21/20 (2006.01)
CPC A61B 17/07207 (2013.01) [A61B 2017/07257 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07278 (2013.01); D04B 1/22 (2013.01); D04B 21/20 (2013.01); D10B 2509/00 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A stapling assembly for use with a surgical stapler, comprising:
a cartridge having a plurality of staples disposed therein, the plurality of staples being configured to be deployed into tissue; and
a knitted adjunct configured to be releasably retained on the cartridge such that the adjunct can be attached to tissue by the plurality of staples in the cartridge, the adjunct comprising
a tissue-contacting layer formed of at least first fibers,
a cartridge-contacting layer formed of at least second fibers,
spacer fibers intertwined with and extending between the tissue-contacting layer and the cartridge-contacting layer to thereby connect the tissue-contacting and cartridge-contacting layers together,
a third fiber interconnecting at least a portion of a first terminal edge of each of the tissue-contacting layer and cartridge-contacting layer to form a first finished edge that substantially prevents fraying thereof, and
a fourth fiber interconnecting at least a portion of a second terminal edge of each of the tissue-contacting layer and cartridge-contacting layer to form a second finished edge that substantially prevents fraying thereof.