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US 11,147,547 B2Granted
Surgical stapler comprising storable cartridges having different staple sizes
AssigneeCilag GmbH International
InventorsFrederick E. Shelton, IV, Jason L. Harris, Jerome R. Morgan
Life of this patent
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Abstract
A surgical stapler comprising stored or storable staple cartridges is disclosed. The staple cartridges can have different unfired sizes. In at least one instance, a first stored staple cartridge comprises first staples having a first unfired height and a second stored staple cartridge comprises second staples having a second unfired height which is different than the first unfired height.
Claims20
A surgical stapler, comprising:
- a shaft extending along a longitudinal axis;
- a distal head comprising an anvil and extending distally from said shaft;
- a cartridge channel comprising an exterior opening;
- and
- a plurality of staple cartridges stored in said cartridge channel, wherein said cartridge channel is configured to receive additional staple cartridges through said exterior opening, wherein said plurality of staple cartridges are sequentially fed distally through said cartridge channel into a firing position in said distal head, wherein said anvil is distal to said firing position along said longitudinal axis, wherein each staple cartridge of said plurality of staple cartridges comprises staples including staple legs, and wherein said staple legs extend distally toward said firing position when positioned within said cartridge channel.
2 more elements
A surgical fastening instrument, comprising:
- a shaft comprising a proximal end a distal end, wherein said shaft extends along a longitudinal axis;
- a distal head extending distally from said shaft;
- a cartridge channel comprising an exterior opening;
- an anvil positioned distally, along said longitudinal axis, with respect to said cartridge channel;
- and
- a plurality of fastener cartridges configured to be inserted into said cartridge channel through said exterior opening, wherein said cartridge channel is configured to store said plurality of fastener cartridges, wherein said plurality of fastener cartridges comprises:
- a first fastener cartridge including fasteners comprising a first unfired height;
- and
- a second fastener cartridge including fasteners comprising a second unfired height, wherein said first unfired height and said second unfired height are different, wherein said plurality of fastener cartridges are sequentially fed distally through said cartridge channel into a firing position in said distal head, wherein each fastener cartridge of said plurality of fastener cartridges comprises fasteners including fastener legs, and wherein said fastener legs extend distally toward said firing position when positioned within said cartridge channel.
6 more elements
A surgical fastening instrument, comprising:
- a shaft comprising a proximal end and a distal end, wherein said shaft extends along a longitudinal axis;
- a distal head extending distally from said shaft, wherein said distal head comprises an anvil;
- a cartridge channel comprising an exterior
- opening, wherein said anvil is positioned distally, along said longitudinal axis, with respect to said cartridge channel;
- and
- a plurality of fastener cartridges stored within said cartridge channel, wherein said plurality of fastener cartridges comprises:
- a first fastener cartridge including fasteners comprising a first unformed height;
- and
- a second fastener cartridge including fasteners comprising a second unformed height, wherein said first unformed height and said second unformed height are different, wherein said plurality of fastener cartridges are fed distally through said cartridge channel and toward said anvil, wherein each fastener cartridge of said plurality of fastener cartridges comprises fasteners including fastener legs, and wherein said fastener legs extend distally toward said anvil when positioned within said cartridge channel.
6 more elements
Dependencies are inferred from the claim text.