SURGICAL STAPLING DEVICE
2 Assignments
0 Petitions
Accused Products
Abstract
A surgical stapling device an elongated body portion having proximal and distal portions, and a head portion positioned adjacent the distal portion of the elongated body portion. The head portion includes a shell assembly and an anvil assembly movable relative to the shell assembly between un-approximated and approximated positions. The anvil assembly includes a center rod and an anvil head connected to the center rod. The center rod includes at least one aperture extending transversely therethrough and configured and dimensioned to receive a flexible member such that the flexible member extends transversely through the center rod.
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Citations
21 Claims
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1-3. -3. (canceled)
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6. A surgical stapling device comprising:
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an elongated body portion having proximal and distal portions; and a head portion positioned adjacent the distal portion of the body portion, the head portion including a shell assembly and an anvil assembly movable relative to the shell assembly between un-approximated and approximated positions, the anvil assembly including an anvil head and a center rod extending from the anvil head, the center rod including a first annular engagement member and a second annular engagement member spaced distally from the first annular engagement member, and a drive screw with proximal and distal ends extending at least partially through the body portion, and an anvil retainer with proximal and distal ends, the anvil retainer being operably connected to the drive screw and configured and dimensioned to at least partially receive the center rod, wherein the drive screw moves the anvil assembly between the unapproximated and approximated positions, the first annular engagement member configured to engage the anvil retainer and the second annular member configured to engage the shell assembly. - View Dependent Claims (8, 9, 10, 11, 13, 20)
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7. (canceled)
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12. (canceled)
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14. (canceled)
- 15. An anvil assembly comprising an anvil head and a center rod extending from the anvil head, the center rod including a first annular engagement member and a second annular engagement member spaced distally from the first annular engagement member, the first annular engagement member configured to engage an anvil retainer of a surgical stapling device and the second annular member configured to engage a shell assembly of the surgical stapling device.
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16-17. -17. (canceled)
Specification