Staple cartridge comprising formation support features
AssigneeCilag GmbH International
InventorsFrederick E. Shelton, IV, Taylor W. Aronhalt, Jordan B. Wong, Shane R. Adams, Mark S. Zeiner
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Abstract
A staple cartridge comprising a cartridge body including staple formation features is disclosed.
Claims20
A staple cartridge for use with a surgical stapling instrument including an upper jaw and a lower jaw, the staple cartridge being in the lower jaw, wherein the staple cartridge comprises:
- a cartridge body, comprising:
- a deck extending between a proximal end and a distal end of the cartridge body;
- and
- a staple cavity comprising an opening in the deck, the staple cavity defined by, and disposed between, opposing walls, wherein each of the opposing walls comprise a protrusion extending inwardly into the staple cavity;
- and
- a staple positioned in the staple cavity, wherein the staple is movable from an unfired position to a fired position during a firing stroke, wherein the staple comprises a first leg and a second leg, wherein each of the first leg and the second leg includes a portion thereof that engages the protrusion of each of the opposing walls, respectively, as the staple is moved into the fired position.
A staple cartridge for use with a surgical stapling instrument including an upper jaw and a lower jaw, the staple cartridge being in the lower jaw, wherein said staple cartridge comprises:
- a cartridge body, comprising:
- a deck;
- a staple cavity defined by opposing walls;
- a first protrusion formed in one of the opposing walls;
- and
- a second protrusion formed in another of the opposing walls, wherein the first protrusion and the second protrusion extend toward each other into the staple cavity;
- and
- a staple positioned in the staple cavity, wherein the staple is movable from an unfired position to a fired position during a firing stroke, wherein the staple comprises:
- a first leg;
- and
- a second leg,
- wherein the first protrusion is configured to move the first leg toward the second leg as the staple is moved into the fired position, and wherein the second protrusion is configured to move the second leg toward the first leg as the staple is moved into the fired position.
A staple cartridge for use with a surgical stapling instrument including an anvil, wherein the staple cartridge comprises:
- a cartridge body, comprising:
- a deck;
- a staple cavity comprising an opening defined in the deck, the staple cavity being defined by a first interior wall and a second interior wall opposite the first interior wall, wherein the first interior wall includes a first projection extending into the staple cavity and the second interior wall includes a second projection extending into the staple cavity;
- and
- a staple positioned in the staple cavity, wherein the staple is movable from an unfired position to a fired position during a firing stroke, wherein the staple comprises a first leg and a second leg, wherein each of the first leg and the second leg includes a portion thereof that engages the first projection and the second projection, respectively, as the staple is moved into the fired position, such that the first leg is moved toward the second leg and the second leg is moved toward the first leg as the staple is moved into the fired position.
Dependencies are inferred from the claim text.