Anastomosis composite gasket
First Claim
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1. A method of forming an anastomosis between intestinal tissue sections, comprising the steps of:
- providing a circular surgical anastomosis device, the circular surgical anastomosis device including;
an anvil assembly having an anvil member; and
a tubular body portion having an annular knife operatively disposed therein and a shaft disposed radially inward of the annular knife, the anvil assembly being attached to the shaft of the tubular body;
inserting the anvil assembly into a first intestinal section;
inserting the tubular body portion into a second intestinal section;
disposing a structure, including at least a first ring of a first material, a second ring of a second material, and a third ring between the first intestinal section and the second intestinal section, the first ring comprising a disk having an aperture and the second ring comprising a disk having an aperture, the second ring having an outer perimeter, wherein the outer perimeter of the second ring is directly attached to the first ring and disposed within the aperture of the first ring, and the third ring radially extending outward from the first ring and beyond staple retaining slots of the tubular body portion, the structure possessing a wound treatment material consisting of at least one of an adhesive and a sealant; and
firing staples through the intestinal tissue sections and through the structure.
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Accused Products
Abstract
The present disclosure provides structures and/or gaskets for deposition between adjacent intestinal sections in an anastomosis procedure. The structure possesses at least an inner ring of a first material, and a middle ring of a second material. The first material and the second material include a wound treatment material consisting of at least one of an adhesive, a sealant and/or a medicament. The first material is different from the second material.
1689 Citations
15 Claims
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1. A method of forming an anastomosis between intestinal tissue sections, comprising the steps of:
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providing a circular surgical anastomosis device, the circular surgical anastomosis device including;
an anvil assembly having an anvil member; and
a tubular body portion having an annular knife operatively disposed therein and a shaft disposed radially inward of the annular knife, the anvil assembly being attached to the shaft of the tubular body;inserting the anvil assembly into a first intestinal section; inserting the tubular body portion into a second intestinal section; disposing a structure, including at least a first ring of a first material, a second ring of a second material, and a third ring between the first intestinal section and the second intestinal section, the first ring comprising a disk having an aperture and the second ring comprising a disk having an aperture, the second ring having an outer perimeter, wherein the outer perimeter of the second ring is directly attached to the first ring and disposed within the aperture of the first ring, and the third ring radially extending outward from the first ring and beyond staple retaining slots of the tubular body portion, the structure possessing a wound treatment material consisting of at least one of an adhesive and a sealant; and firing staples through the intestinal tissue sections and through the structure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification