Surgical staples
View Patent ↗A surgical staple. The staple can define a seamless unitary piece. In various instances, the staple can be formed and/or stamped from a sheet of material. The staple can include a base and staple legs. A staple drive surface can be integrally formed in the base, and a sled can directly contact the staple drive surface to directly drive the staple.
1. A system, comprising:
a seamless staple, comprising:
a first leg
a second leg, wherein the first leg and the second leg define a first plane; and
an integral drive surface, wherein the integral drive surface extends along a longitudinal drive axis in a direction parallel to the first plane, and wherein the longitudinal drive axis is laterally offset from the first plane; and
a sled comprising an inclined driving surface configured to directly contact the integral drive surface of the seamless staple, wherein the sled is configured to translate along a longitudinal axis to drive the seamless staple along a firing axis, and wherein the firing axis is transverse to the longitudinal axis.
2. The system of claim 1 , wherein the integral drive surface further comprises an inclined surface.
3. The system of claim 1 , further comprising a plurality of seamless staples, wherein the sled is configured to contact the plurality of seamless staples.
4. The system of claim 1 , wherein the sled further comprises a plurality of inclined driving surfaces.
5. The system of claim 4 , wherein the seamless staple further comprises a plurality of integral drive surfaces.
6. The system of claim 1 , wherein the sled further comprises an overdrive portion.
7. A system, comprising:
a surgical staple, comprising:
a base comprising an inclined drive surface;
a first leg extending from the base; and
a second leg extending from the base, wherein the base, the first leg and the second leg define a seamless unitary piece, wherein the first leg and the second leg define a first plane, wherein the inclined drive surface extends along a longitudinal drive axis in a direction parallel to the first plane, and wherein the longitudinal drive axis is laterally offset from the first plane; and
a sled configured to directly contact the inclined drive surface of the surgical staple, wherein the sled is configured to translate along a longitudinal axis to drive the surgical staple along a firing axis, and wherein the firing axis is transverse to the longitudinal axis.
8. The system of claim 7 , wherein the inclined drive surface is positioned intermediate the first leg and the second leg.
9. The system of claim 7 , wherein the base further comprises:
a first portion comprising an initial drive surface, wherein the first leg extends from the first portion; and
a second portion, wherein the second leg extends from the second portion.
10. The system of claim 9 , wherein the initial drive surface comprises a nub.
11. The system of claim 7 , wherein the base is asymmetrical.
12. A system, comprising:
a surgical staple, comprising:
a base;
a first leg extending from the base; and
a second leg extending from the base, wherein the base, the first leg and the second leg define a seamless unitary piece;
wherein said base comprises:
an inclined drive surface;
a first portion comprising an initial drive surface, wherein the inclined drive surface is laterally offset from the initial drive surface, and wherein the first leg extends from the first portion; and
a second portion, wherein the second leg extends from the second portion, and wherein the system further comprises:
a sled configured to directly contact the inclined drive surface of the surgical staple, wherein the sled is configured to translate along a longitudinal axis to drive the surgical staple along a firing axis, and wherein the firing axis is transverse to the longitudinal axis.
13. A system, comprising:
a surgical staple, comprising:
a base comprising a drive surface;
a first leg extending from the base; and
a second leg extending from the base, wherein the first leg and the second leg define a first plane;
wherein a longitudinal axis of the drive surface extends along a portion of the base in a direction parallel to the first plane, and wherein the longitudinal axis of the drive surface is laterally offset from the first plane; and
a sled configured to directly contact the drive surface of the surgical staple.
14. The system of claim 13 , wherein the drive surface further comprises a ramp.
15. The system of claim 13 , wherein the base further comprises:
a first contour intermediate the drive surface and the first leg; and
a second contour intermediate the drive surface and the second leg.
16. The system of claim 13 , wherein the base extends non-linearly between the first leg and the second leg.
17. The system of claim 13 , wherein the base further comprises a proximal portion, wherein the first leg extends from the proximal portion, and wherein the proximal portion further comprises an initial drive surface.
18. The system of claim 17 , wherein the initial drive surface is positioned in the first plane.
19. The system of claim 17 , wherein the proximal portion further comprises a nub.
20. The system of claim 13 , wherein the base, the first leg, and the second leg define a unitary piece.
21. A system, comprising:
a surgical staple, comprising:
an integral base comprising a drive surface;
a first deformable leg seamlessly extending from the base; and
a second deformable leg seamlessly extending from the base, wherein the first deformable leg and the second deformable leg define a first plane, wherein the drive surface extends along a longitudinal drive axis in a direction parallel to the first plane, wherein the longitudinal drive axis is laterally offset from the first plane, and wherein the base comprises a variable height intermediate the first deformable leg and the second deformable leg; and
a sled configured to directly drive the surgical staple, wherein the sled is configured to translate along a longitudinal axis to drive the surgical staple along a firing axis, and wherein the firing axis crosses the longitudinal axis.
22. A system, comprising:
a surgical staple, comprising:
a base comprising a drive surface, wherein the drive surface extends along a longitudinal axis;
a first leg extending from the base; and
a second leg extending from the base, wherein the first leg and the second leg define a leg plane, and wherein the leg plane is laterally offset from the longitudinal axis; and
a sled configured to directly contact the drive surface of the surgical staple.