Anti-adhesion sheet
AssigneeDePuy Synthes Products, Inc.
InventorsShawn Stad, Michael J O'Neil
Life of this patent
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Abstract
An anti-adhesion sheet for placement upon the anterior wall of a vertebral body, wherein the sheet has a radius of curvature that is less than that of the anterior wall of the vertebral body.
Claims4
A single anti-adhesion sheet having the ability to inhibit the formation of adhesions between vessels and the spinal column when placed therebetween, the sheet having a first face and a second face producing a first thickness therebetween, wherein the first face has a recess therein to produce a bend zone having a second wall thickness, wherein the first wall thickness is greater than the second wall thickness, the sheet has bony purchase features like adhesive and pre-attached bone anchors, the sheet further having a radius of curvature to prevent migration and simplify placement and fixation of sheet, wherein the bend zone is provided axially along several locations of the curvature, and wherein a strip selected from the group consisting of a mesh strip and an adhesive strip is included on a concave surface of the anti-adhesion sheet.
Dependencies are inferred from the claim text.