Tissue thickness compensator comprising tissue ingrowth features
AssigneeEthicon Endo-Surgery, Inc.
InventorsFrederick E. Shelton, IV, Murty Vyakarnam
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Abstract
In various embodiments, a compensator can be attachable to an anvil of a fastening instrument. The compensator can comprise a support layer configured to be attached to the anvil and a scaffold attached to the support layer. In at least one embodiment, the scaffold can comprise a plurality of scaffold layers comprised of a biocompatible material and a plurality of cavities, wherein the layers and the cavities can define a matrix favorable to tissue and cellular ingrowth.
Claims17
A compensator attachable to an anvil of a fastening instrument, wherein the anvil includes a forming surface, and wherein said compensator comprises:
- a support layer configured to be attached to the anvil;
- a scaffold attached to said support layer, said scaffold comprising:
- a plurality of scaffold layers comprised of a biocompatible material;
- and
- a plurality of cavities, wherein said layers and said cavities define a matrix favorable to tissue and cellular ingrowth.
A compensator attachable to an anvil of a fastening instrument, wherein the anvil includes a forming surface, and wherein said compensator comprises:
- an attachment layer configured to be attached to the anvil;
- a structural matrix attached to said attachment layer, said structural matrix comprising:
- a plurality of matrix layers comprised of a biocompatible material;
- and
- a plurality of wells, wherein said matrix layers and said wells define a structural support favorable to tissue and cellular ingrowth.
A stapling assembly for use with a fastening instrument, said stapling assembly, comprising:
- an anvil comprising a forming surface;
- a compensator comprising:
- a support layer attached to said anvil;
- a scaffold attached to said support layer, said scaffold comprising:
- a plurality of scaffold layers comprised of a biocompatible material;
- a medicament embedded in said scaffold layers;
- and
- a plurality of cavities, wherein said layers and said cavities define a matrix favorable to tissue and cellular ingrowth.
Dependencies are inferred from the claim text.