US 11,903,582 B2
Leveraging surfaces for cartridge installation
Chester O. Baxter, III, Loveland, OH (US); Frederick E. Shelton, IV, Hillsboro, OH (US); and Adam D. Hensel, Gahanna, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Mar. 24, 2021, as Appl. No. 17/211,192.
Prior Publication US 2022/0304690 A1, Sep. 29, 2022
Int. Cl. A61B 17/072 (2006.01)
CPC A61B 17/07207 (2013.01) [A61B 2017/07257 (2013.01); A61B 2017/07264 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07278 (2013.01); A61B 2017/07285 (2013.01)] 32 Claims
OG exemplary drawing
 
1. A stapling assembly, comprising:
a fastener cartridge, comprising:
a cartridge body comprising an alignment surface and a lug;
fasteners removably positioned in the cartridge body; and
drivers movably supporting the fasteners;
a channel dimensioned to receive the fastener cartridge, wherein the channel comprises a sidewall, comprising:
a notch dimensioned to receive the lug, wherein the notch comprises a proximal upright surface and a distal upright surface, wherein the lug is dimensioned to fit between the proximal upright surface and the distal upright surface, and wherein the proximal upright surface and the distal upright surface are non-parallel; and
a longitudinal stop, wherein the notch is aligned with the lug on the cartridge body when the alignment surface is leveraged against the longitudinal stop; and
a spring, wherein the distal upright surface comprises a ramped surface, wherein the lug comprises a ramped distal end, and wherein the spring is configured to bias the ramped distal end into mating contact with the ramped surface upon installation of the fastener cartridge into the channel.