Multiple coil staple and staple applier
First Claim
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1. A multiple coil surgical staple comprising:
- a backspan having a top surface and a bottom surface;
first and second spaced legs, the first leg extending downwardly from one end of the backspan and the second leg extending downwardly from the other end of the backspan;
wherein the bottom surface of the backspan includes one or more pockets positioned to receive the first and second legs of the staple after the first and second legs of the staple have passed through body tissue and been deformed by an anvil of a surgical stapler, the one or more pockets being configured to induce coiling of the first and second legs.
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Abstract
A multiple coil staple is provided which includes a backspan and a pair of spaced legs. The backspan includes one or more pockets configured to induce coiling of the legs of the staple. A multiple coil staple applier is also provided which includes a pusher having a distal face defining a staple engagement surface and one or more staple deforming pockets. Each staple deforming pocket is configured to induce coiling of the legs of a staple. The multiple coil staple and staple applier facilitate joining of tissues having wider ranges of thicknesses using a single size staple.
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Citations
16 Claims
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1. A multiple coil surgical staple comprising:
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a backspan having a top surface and a bottom surface; first and second spaced legs, the first leg extending downwardly from one end of the backspan and the second leg extending downwardly from the other end of the backspan; wherein the bottom surface of the backspan includes one or more pockets positioned to receive the first and second legs of the staple after the first and second legs of the staple have passed through body tissue and been deformed by an anvil of a surgical stapler, the one or more pockets being configured to induce coiling of the first and second legs. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A multiple coil surgical staple comprising:
a backspan and first and second legs, the backspan having a top surface and a bottom surface, the bottom surface having one or more pockets positioned and configured to induce coiling of the staple legs as the staple legs contact the one or more pockets. - View Dependent Claims (8, 9)
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10. A multiple coil surgical staple comprising:
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a backspan having a top surface and a bottom surface and defining a first axis; first and second legs disposed at opposite ends of the backspan and each extending downwardly therefrom along a second axis, the first leg terminating in a first tip and the second leg terminating in a second tip; wherein the bottom surface of the backspan includes at least one forming pocket positioned to receive the first and second tips of the first and second legs and configured such that the first and second legs are coiled during formation of the multiple coil staple in body tissue. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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Specification