Stapling assembly including motor drive systems
View Patent ↗A stapling assembly comprising a proximal end, a distal end, a first jaw, a second jaw, a staple cartridge, a first motor-driven system, and a second motor-driven system is disclosed. The first jaw comprises a first bottom surface. The second iaw is rotatably coupled to the first iaw about a pivot and is movable between an unclamped position and a fully-clamped position. The second jaw comprises a second bottom surface. The staple cartridge comprises a plurality of staples removably stored therein. The first motor-driven system is configured to engage the second bottom surface of the second iaw to move the second iaw toward the fully-clamped position. The second motor-driven system is configured to engage the second jaw and the first bottom surface of the first jaw and hold the second jaw in the fully-clamped position. The second motor-driven system is actuatable after the first motor-driven system has been actuated.
1. A stapling assembly, comprising:
a proximal end;
a distal end;
a first jaw comprising a first bottom surface;
a second jaw rotatably coupled to said first jaw about a pivot, wherein said second jaw is movable between an unclamped position and a fully-clamped position, and wherein said second jaw comprises a second bottom surface;
a staple cartridge comprising a plurality of staples removably stored therein;
a first motor-driven system configured to engage said second bottom surface of said second jaw to move said second jaw toward said fully-clamped position; and
a second motor-driven system configured to engage said second jaw and said first bottom surface of said first jaw and hold said second jaw in said fully-clamped position, wherein said second motor-driven system is actuatable after said first motor-driven system has been actuated.
2. The stapling assembly of claim 1 , wherein said first motor-driven system is configured to engage said second jaw on a proximal side of said pivot.
3. The stapling assembly of claim 2 , wherein said second motor-driven system is configured to engage said second jaw on a distal side of said pivot.
4. The stapling assembly of claim 1 , wherein said first motor-driven system comprises a cam configured to slide proximally under said second jaw to move said second jaw toward said fully-clamped position.
5. The stapling assembly of claim 4 , wherein said second motor-driven system comprises a firing member configured to move distally to move said second jaw into said fully-clamped position during a staple firing stroke, and wherein said firing member comprises a first cam configured to engage said first jaw and a second cam configured to engage said second jaw during said staple firing stroke.
6. The stapling assembly of claim 1 , wherein said second motor-driven system comprises a knife configured to incise tissue positioned intermediate said first jaw and said second jaw.
7. The stapling assembly of claim 1 , wherein one of said first motor-driven system and said second motor-driven system is configured to receive a rotary output from a rotary motor.
8. The stapling assembly of claim 1 , wherein said first motor-driven system is configured to contact said second jaw and maintain contact with said second jaw when said second motor-driven system engages said second jaw.
9. A stapling assembly, comprising:
a proximal end;
a distal end;
a first jaw comprising a first undersurface;
a second jaw rotatably coupled to said first jaw about a pin, wherein said second jaw is movable between an unclamped position and a closed position, and wherein said second jaw comprises a second undersurface;
a staple cartridge comprising a plurality of staples removably stored therein;
a first motor-driven system configured to engage said second undersurface of said second jaw to move said second jaw toward said closed position; and
a second motor-driven system configured to engage said second jaw and said first undersurface of said first jaw and position said second jaw in said closed position, wherein said second motor-driven system is actuatable only after said first motor-driven system has been actuated.
10. The stapling assembly of claim 9 , wherein said first motor-driven system is configured to engage said second jaw on a proximal side of said pin.
11. The stapling assembly of claim 10 , wherein said second motor-driven system is configured to engage said second jaw on a distal side of said pin.
12. The stapling assembly of claim 9 , wherein said first motor-driven system comprises a cam configured to slide proximally under said second jaw to move said second jaw toward said closed position.
13. The stapling assembly of claim 12 , wherein said second motor-driven system comprises a firing member configured to move distally to move said second jaw into said closed position during a staple firing stroke, and wherein said firing member comprises a first cam configured to engage said first jaw and a second cam configured to engage said second jaw during said staple firing stroke.
14. The stapling assembly of claim 9 , wherein said second motor-driven system comprises a knife configured to incise tissue positioned intermediate said first jaw and said second jaw.
15. The stapling assembly of claim 9 , wherein one of said first motor-driven system and said second motor-driven system is configured to receive a rotary output from a rotary motor.
16. The stapling assembly of claim 9 , wherein said first motor-driven system is configured to contact said second jaw and maintain contact with said second jaw when said second motor-driven system engages said second jaw.
17. A stapling assembly, comprising:
a proximal end;
a distal end;
a first jaw comprising a first bottom surface;
a second jaw rotatably coupled to said first jaw about a pivot, wherein said second jaw is movable between an unclamped position and a fully-clamped position, and wherein said second jaw comprises a second bottom surface;
a staple cartridge comprising a plurality of staples removably stored therein;
a first motor-driven system configured to engage said second bottom surface of said second jaw to move said second jaw toward said fully-clamped position;
a second motor-driven system configured to engage said second jaw and said first bottom surface of said first jaw and hold said second jaw in said fully-clamped position; and
means for preventing said second motor-driven system from being operated before said first motor-driven system is operated.
18. The stapling assembly of claim 17 , wherein said first motor-driven system is configured to engage said second jaw proximally with respect to said pivot.
19. The stapling assembly of claim 18 , wherein said second motor-driven system is configured to engage said second jaw distally with respect to said pivot.
20. The stapling assembly of claim 17 , wherein said first motor-driven system comprises a cam configured to slide proximally under said second jaw to move said second jaw toward said fully-clamped position.
21. The stapling assembly of claim 20 , wherein said second motor-driven system comprises a firing member configured to move distally to move said second jaw into said fully-clamped position during a staple firing stroke, and wherein said firing member comprises a first cam configured to engage said first jaw and a second cam configured to engage said second jaw during said staple firing stroke.
22. The stapling assembly of claim 17 , wherein said second motor-driven system comprises a knife configured to incise tissue positioned intermediate said first jaw and said second jaw.
23. The stapling assembly of claim 17 , wherein one of said first motor-driven system and said second motor-driven system is configured to receive a rotary output from a rotary motor.
24. The stapling assembly of claim 17 , wherein said first motor-driven system is configured to contact said second jaw and maintain contact with said second jaw when said second motor-driven system engages said second jaw.