Stapling system for use with wire staples and stamped staples
First Claim
Patent Images
1. A surgical stapling system, comprising:
- a shaft comprising a proximal end and a distal end;
an end effector extending from said distal end of said shaft, wherein said end effector is movable between an open configuration and a closed configuration, and wherein said end effector comprises;
a frame; and
an anvil extending distally from said frame, wherein said anvil comprises a longitudinal row of forming pockets;
a first staple cartridge assembly attachable to said end effector, comprising;
a first cartridge body comprising a first longitudinal row of staple cavities;
a plurality of first staples removably stored in said first longitudinal row of staple cavities, wherein each said first staple is comprised of a bent wire, and wherein each said first staple is aligned with a said forming pocket when said end effector is in said closed configuration; and
a plurality of drivers configured to push said first staples out of said first longitudinal row of staple cavities; and
a second staple cartridge assembly attachable to said end effector in lieu of said first staple cartridge assembly, wherein said second staple cartridge assembly, comprises;
a second cartridge body comprising a second longitudinal row of staple cavities; and
a plurality of second staples removably stored in said second longitudinal row of staple cavities, wherein each said second staple is stamped from a sheet of flat stock and comprises an integral driver comprising an integrally-stamped cam surface, and wherein each said second staple is aligned with a said forming pocket when said end effector is in said closed configuration.
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Abstract
A staple cartridge system is disclosed. The staple cartridge system can be used interchangeably with different staple cartridges. For example, the staple cartridge system can be used interchangeable with a staple cartridge comprising wire staples and with a staple cartridge comprising stamped staples. The stamped staples can be stamped from a sheet of flat stock.
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Citations
24 Claims
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1. A surgical stapling system, comprising:
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a shaft comprising a proximal end and a distal end; an end effector extending from said distal end of said shaft, wherein said end effector is movable between an open configuration and a closed configuration, and wherein said end effector comprises; a frame; and an anvil extending distally from said frame, wherein said anvil comprises a longitudinal row of forming pockets; a first staple cartridge assembly attachable to said end effector, comprising; a first cartridge body comprising a first longitudinal row of staple cavities; a plurality of first staples removably stored in said first longitudinal row of staple cavities, wherein each said first staple is comprised of a bent wire, and wherein each said first staple is aligned with a said forming pocket when said end effector is in said closed configuration; and a plurality of drivers configured to push said first staples out of said first longitudinal row of staple cavities; and a second staple cartridge assembly attachable to said end effector in lieu of said first staple cartridge assembly, wherein said second staple cartridge assembly, comprises; a second cartridge body comprising a second longitudinal row of staple cavities; and a plurality of second staples removably stored in said second longitudinal row of staple cavities, wherein each said second staple is stamped from a sheet of flat stock and comprises an integral driver comprising an integrally-stamped cam surface, and wherein each said second staple is aligned with a said forming pocket when said end effector is in said closed configuration. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A surgical stapling system, comprising:
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a shaft comprising a proximal end and a distal end; an end effector extending from said distal end of said shaft, wherein said end effector is movable between an unclamped configuration and a clamped configuration, and wherein said end effector comprises; a frame; and an anvil extending distally from said frame, wherein said anvil comprises a longitudinal row of forming pockets; a first staple cartridge assembly attachable to said end effector, comprising; a first cartridge body comprising a first longitudinal row of staple cavities; a plurality of first staples removably stored in said first longitudinal row of staple cavities, wherein each said first staple is comprised of a bent wire, and wherein each said first staple is aligned with a said forming pocket when said end effector is in said clamped configuration; and a plurality of drivers configured to support said first staples; and a second staple cartridge assembly attachable to said end effector as an alternative to said first staple cartridge assembly, wherein said second staple cartridge assembly, comprises; a second cartridge body comprising a second longitudinal row of staple cavities; and a plurality of second staples removably stored in said second longitudinal row of staple cavities, wherein said second staples are stamped from one or more flat sheets of material, wherein each said second staple comprises an integral driver comprising an integrally-stamped cam surface, and wherein each said second staple is aligned with a said forming pocket when said end effector is in said clamped configuration. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A surgical fastening system, comprising:
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a shaft comprising a proximal end and a distal end; an end effector extending from said distal end of said shaft, wherein said end effector is movable between an open configuration and a closed configuration, and wherein said end effector comprises; a frame; and an anvil extending distally from said frame, wherein said anvil comprises forming pockets; a first fastener cartridge assembly attachable to said end effector, comprising; a first cartridge body comprising first fastener cavities; a plurality of first fasteners removably stored in said first fastener cavities, wherein each said first fastener is comprised of a bent wire, and wherein said first fastener cavities are aligned with said forming pockets when said end effector is in said closed configuration; and a plurality of drivers configured to support said first fasteners; and a second fastener cartridge assembly attachable to said end effector in lieu of said first fastener cartridge assembly, wherein said second fastener cartridge assembly, comprises; a second cartridge body comprising second fastener cavities; and a plurality of second fasteners removably stored in said second fastener cavities, wherein each said second fastener is stamped from a sheet of flat stock and comprises an integral driver comprising an integrally-stamped cam surface, and wherein said second fastener cavities are aligned with said forming pockets when said end effector is in said closed configuration.
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Specification