Fastener cartridges including extensions having different configurations
A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities.
1. A surgical staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a deck comprising a deck surface, wherein the deck surface extends intermediate the proximal end and the distal end;
a plurality of staple cavities defined in the deck in a longitudinal row, wherein each of the staple cavities comprises an opening in the deck defining a perimeter, wherein each of the staple cavities comprises a first lateral side, a second lateral side opposite the first lateral side, a proximal cavity end and a distal cavity end, and wherein the plurality of staple cavities comprises a distal staple cavity and a proximal staple cavity positioned proximally to the distal staple cavity; and
a projection extending upwardly from the deck, wherein the projection extends continuously along the longitudinal row at least from the distal cavity end of the distal staple cavity to the proximal cavity end of the proximal staple cavity, wherein the projection extends from only a portion of the perimeter of the distal staple cavity and from only a portion of the perimeter of the proximal staple cavity, and wherein the projection does not extend from a portion of the perimeter at the first lateral side of at least one of the distal staple cavity and the proximal staple cavity; and
a plurality of staples removably stored in the staple cavities.
2. The surgical staple cartridge of claim 1 , wherein the projection partially surrounds each of the plurality of staple cavities in the longitudinal row.
3. The surgical staple cartridge of claim 1 , wherein the plurality of staple cavities comprises a first plurality of staple cavities, wherein the longitudinal row comprises a first longitudinal row, and wherein the cartridge body further comprises:
a longitudinal slot extending from the proximal end toward the distal end, wherein the deck comprises a first deck side on a first lateral side of the longitudinal slot and a second deck side on a second lateral side of the longitudinal slot, and wherein the first plurality of staple cavities is defined in the first deck side.
4. The surgical staple cartridge of claim 3 , wherein the cartridge body further comprises a second plurality of staple cavities defined in the first deck side in a second longitudinal row, wherein the first longitudinal row is closer to the longitudinal slot than the second longitudinal row.
5. The surgical staple cartridge of claim 3 , wherein the projection comprises a first projection, wherein the distal staple cavity of the first plurality of staple cavities comprises a first distal staple cavity, wherein the proximal staple cavity of the first plurality of staple cavities comprises a first proximal staple cavity, wherein the cartridge body further comprises:
a second plurality of staple cavities defined in the second deck side in a second longitudinal row, wherein the second plurality of staple cavities comprises a second distal staple cavity and a second proximal staple cavity positioned proximally to the second distal staple cavity; and
a second projection extending upwardly from the second deck side, wherein the second projection extends continuously along the second longitudinal row from at least the distal cavity end of the second distal staple cavity to the proximal cavity end of the second proximal staple cavity.
6. The surgical staple cartridge of claim 5 , wherein the second projection partially surrounds each of the second plurality of staple cavities.
7. A surgical staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a longitudinal slot extending from the proximal end toward the distal end;
a deck comprising a deck surface, wherein the deck surface extends intermediate the proximal end and the distal end, and wherein the deck comprises a first deck side on a first lateral side of the longitudinal slot and a second deck side on a second lateral side of the longitudinal slot;
a plurality of first staple cavities defined in the first deck side in a first longitudinal row, wherein each of the first staple cavities comprises a proximal cavity end and a distal cavity end, wherein the plurality of first staple cavities comprises a distal staple cavity and a proximal staple cavity positioned proximally to the distal staple cavity, wherein each of the first plurality of staple cavities comprises a first lateral side and a second lateral side opposite the first lateral side, wherein the distal staple cavity is a distal-most staple cavity of the first plurality of staple cavities, and wherein the first lateral side of the distal staple cavity is closer to the longitudinal slot than the second lateral side of the distal staple cavity;
a second plurality of staple cavities defined in the first deck side in a second longitudinal row, wherein the first longitudinal row is closer to the longitudinal slot than the second longitudinal row, and wherein each of the first staple cavities and the second staple cavities comprises an opening in the deck defining a perimeter; and
a projection extending upwardly from the deck, wherein the projection extends continuously along the first longitudinal row at least from the distal cavity end of the distal staple cavity to the proximal cavity end of the proximal staple cavity, wherein the projection extends from only a portion of the perimeter of the distal staple cavity and a portion of the perimeter of the proximal staple cavity, and wherein the projection does not extend from at least a portion of the perimeter at the first lateral side of the distal staple cavity; and
a plurality of staples removably stored in the first staple cavities and the second staple cavities.
8. The surgical staple cartridge of claim 7 , wherein each of the second plurality of staple cavities comprises a third lateral side and a fourth lateral side opposite the third lateral side, wherein the third lateral side is closer to the longitudinal slot than the fourth lateral side, and wherein the projection does not extend from at least a portion of the perimeter at the fourth lateral side of each of the second plurality of staple cavities.
9. A surgical staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a longitudinal slot extending from the proximal end toward the distal end;
a deck comprising a deck surface, wherein the deck surface extends intermediate the proximal end and the distal end, and wherein the deck comprises a first deck side on a first lateral side of the longitudinal slot and a second deck side on a second lateral side of the longitudinal slot;
a plurality of first staple cavities defined in the first deck side in a first longitudinal row, wherein the plurality of first staple cavities comprises a first distal staple cavity and a first proximal staple cavity positioned proximally to the first distal staple cavity;
a second plurality of staple cavities defined in the second deck side in a second longitudinal row, wherein the second plurality of staple cavities comprises a second distal staple cavity and a second proximal staple cavity positioned proximally to the second distal staple cavity, wherein the second distal staple cavity is a distal-most staple cavity of the second plurality of staple cavities, wherein the second distal staple cavity comprises a first lateral side and a second lateral side opposite the first lateral side, wherein the first lateral side of the second distal staple cavity is closer to the longitudinal slot than the second lateral side of the second distal staple cavity, wherein each of the first staple cavities and the second staple cavities comprises an opening in the deck defining a perimeter, and wherein each of the first staple cavities and the second staple cavities comprises a proximal cavity end and a distal cavity end;
a first projection extending upwardly from the deck, wherein the first projection extends continuously along the first longitudinal row at least from the distal cavity end of the first distal staple cavity to the proximal cavity end of the first proximal staple cavity, wherein the first projection extends from only a portion of the perimeter of the first distal staple cavity and only a portion of the perimeter of the first proximal staple cavity; and
a second projection extending upwardly from the second deck side, wherein the second projection extends continuously along the second longitudinal row from at least the distal cavity end of the second distal staple cavity to the proximal cavity end of the second proximal staple cavity, wherein the second projection extends from only a portion of the perimeter of each of the second plurality of staple cavities, and wherein projection does not extend from at least a portion of the perimeter at the first lateral side of the second distal staple cavity; and
a plurality of staples removably stored in the first staple cavities and the second staple cavities.
10. The surgical staple cartridge of claim 9 , wherein the distal cavity end of the second distal staple cavity is at least partially surrounded by the second projection.
11. A surgical staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a deck comprising a deck surface wherein the deck surface extends intermediate the proximal end and the distal end;
a longitudinal row of staple cavities defined in the deck, wherein each of the staple cavities in the longitudinal row comprises a distal end and a proximal end; and
a projection extending upwardly from the deck, wherein the projection extends continuously along at least three adjacent staple cavities of the longitudinal row of staple cavities, wherein at least a portion of the distal end and at least a portion of the proximal end of each of the at least three adjacent staple cavities are bordered by the projection; and
a plurality staples removably stored in the staple cavities.
12. The surgical staple cartridge of claim 11 , wherein each of the staple cavities in the longitudinal row comprises a first lateral side and a second lateral side opposite the first lateral side, and wherein at least a portion of either the first lateral side or the second lateral side of each of the staple cavities in the longitudinal row is not bordered by the projection.
13. The surgical staple cartridge of claim 12 , wherein the longitudinal row of staple cavities is a first longitudinal row of first staple cavities, and wherein the cartridge body further comprises:
a longitudinal slot extending from the proximal end toward the distal end, wherein the deck comprises a first deck side on a first lateral side of the longitudinal slot and a second deck side on a second lateral side of the longitudinal slot, and wherein the first staple cavities of the first longitudinal row are defined in the first deck side; and
a second longitudinal row of second staple cavities defined in the first deck side, wherein the first longitudinal row of first staple cavities are closer to the longitudinal slot than the second longitudinal row of second staple cavities.
14. The surgical staple cartridge of claim 13 , wherein the first staple cavities comprise a distal-most first staple cavity, wherein the first lateral side of the distal-most first staple cavity is closer to the longitudinal slot than the second lateral side of the distal-most first staple cavity, and wherein the at least a portion of the first lateral side of the distal-most first staple cavity is not bordered by the projection.
15. The surgical staple cartridge of claim 14 , wherein each of the second staple cavities comprises a third lateral side and a fourth lateral side opposite the third lateral side, wherein the third lateral side is closer to the longitudinal slot than the fourth lateral side, and wherein at least a portion of the fourth lateral side of each of the second staple cavities is not bordered by the projection.
16. The surgical staple cartridge of claim 14 , wherein the projection is a first projection, wherein the distal end of each of the first staple cavities is a first distal end, wherein the proximal end of each of the first staple cavities is a first proximal end, and wherein the cartridge body further comprises:
a third longitudinal row of third staple cavities defined in the second deck side, wherein each of the staple cavities in the third longitudinal row comprises a second distal end and a second proximal end; and
a second projection extending upwardly from the second deck side, wherein the second projection extends continuously along the third longitudinal row of third staple cavities, wherein at least a portion of the second distal end and at least a portion of the second proximal end of each of the third staple cavities in the third longitudinal row are boarded bordered by the second projection.
17. The surgical staple cartridge of claim 16 , wherein each of the third staple cavities in the third longitudinal row comprises a third lateral side and a fourth lateral side opposite the third lateral side, and wherein at least a portion of either the third lateral side or the fourth lateral side of each of the third staple cavities in the third longitudinal row is not bordered by the second projection.
18. The surgical staple cartridge of claim 17 , wherein the third staple cavities comprise a distal-most third staple cavity, wherein the third lateral side of the distal-most third staple cavity is closer to the longitudinal slot than the fourth lateral side of the distal-most third staple cavity, and wherein the at least a portion of the third lateral side of the distal-most third staple cavity is not bordered by the second projection.
19. A surgical staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a deck comprising a deck surface, wherein the deck surface extends intermediate the proximal end and the distal end;
a plurality of staple cavities defined in the deck in a longitudinal row, wherein each of the staple cavities comprises an opening in the deck defining a perimeter, a proximal cavity end, and a distal cavity end, and wherein the plurality of staple cavities comprises a distal staple cavity and a proximal staple cavity positioned proximally to the distal staple cavity; and
a projection extending upwardly from the deck, wherein the projection extends continuously along the longitudinal row and extends from a portion of the perimeter at the distal cavity end of the distal staple cavity and a portion of the perimeter at the proximal cavity end of the proximal staple cavity, and wherein the projection does not extend from a portion of the perimeter of the distal staple cavity; and
a plurality of staples removably stored in the staple cavities.