STAPLE CARTRIDGE, INCLUDING CRUSHABLE PLATE Russian patent published in 2017 - IPC A61B17/64 

FIELD: medicine.

SUBSTANCE: end effector of the surgical stapler includes an abutment, wherein the end effector includes a staple cartridge. The staple cartridge contains a plate, a plurality of staples, a crushable tissue thickness compensator, and a supporting surface of the staple cartridge. The plate has a surface and a plurality of apertures passing through the plate. Each staple has a base and at least two legs protruding from the base, with the legs at least partially protruding into the apertures. The crushable tissue thickness compensator is located above the surface of the plate, while the tissue thickness compensator has a surface in contact with tissues. The support surface of the staple cartridge is designed to support the staple bases. The plate is slidable downwards, towards the support surface of the staple cartridge by the pushing action of the abutment for legs deformation. The staple cartridge for use with a surgical stapler including an abutment, wherein the cartridge includes a plate, a plurality of staples, and a crushable tissue thickness compensator. The plate is slidable downwards in the direction of the bases between the inoperative position and the actuation position by the pushing force of the surgical stapler abutment for legs deformation. For the second version, a staple cartridge for use with a surgical stapler including an abutment, wherein the cartridge comprises a plate and a plurality of staples. Each staple has a base and at least two legs protruding from such a base. The legs at least partially enter the apertures, and the plate can be crushed in the direction of such bases between the inoperative position and the operating position when the staple legs are deformed by the surgical stapler abutment.

EFFECT: inventions provide compensation for various tissue thicknesses clamped in different staples.

19 cl, 408 dwg