Surgical stapler with cartridge-adjustable clamp gap
First Claim
Patent Images
1. A cartridge for a surgical stapler, comprising:
- a cartridge housing;
a plurality of staples held within the cartridge housing;
at least one rail defined within the cartridge housing;
a strip affixed to an upper surface of the at least one rail;
a plurality of staples frangibly affixed to the strip;
a sled slidable within, and retained by, the cartridge housing, the sled comprising a central platform;
at least one wedge connected to the central platform; and
a knife rotatable relative to the central platform.
5 Assignments
0 Petitions
Accused Products
Abstract
An exemplary surgical apparatus for treating tissue may include an anvil; a jaw pivotally connected to the anvil; and a first cartridge detachably connected to the anvil, holding staples of a first size; where a first clamp gap between the anvil and first cartridge is set by the connection between the first cartridge and jaw. An exemplary cartridge for a surgical stapler may include a cartridge housing; a plurality of staples held within the cartridge housing; and a sled slidable within, and retained by, the cartridge housing, including a central platform, at least one wedge connected to the central platform, and a knife rotatable relative to the central platform.
497 Citations
17 Claims
-
1. A cartridge for a surgical stapler, comprising:
-
a cartridge housing; a plurality of staples held within the cartridge housing; at least one rail defined within the cartridge housing; a strip affixed to an upper surface of the at least one rail; a plurality of staples frangibly affixed to the strip; a sled slidable within, and retained by, the cartridge housing, the sled comprising a central platform; at least one wedge connected to the central platform; and a knife rotatable relative to the central platform. - View Dependent Claims (2, 3, 4, 5)
-
-
6. A cartridge for a surgical stapler that includes a workpiece knife, comprising:
-
a cartridge housing; a plurality of staples within the cartridge housing, at least one of the staples frangibly affixed to a carrier within the cartridge housing; and a plurality of wedges slidable within the cartridge housing; wherein the cartridge housing is configured to receive a knife that is first slidable with the wedges to cut tissue, then slidable out of the cartridge housing such that the knife can be reused with another cartridge. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13)
-
-
14. A cartridge for a surgical stapler that includes a shuttle, a jaw, and a pivot pin coupled to an anvil, comprising:
-
a cartridge housing; a plurality of staples within the cartridge housing; a sled within the cartridge housing; the sled including a knife; and a gap-setting feature configured to engage the shuttle, wherein engagement between the cartridge and the shuttle of the surgical stapler sets the vertical position of the pivot pin relative to the jaw of the surgical stapler, to set a clamp gap between the cartridge housing and the anvil. - View Dependent Claims (15, 16, 17)
-
Specification