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US 12,569,326 B2Granted
Laminated tissue graft product
AssigneeAroa Biosurgery Limited
InventorsBrian Roderick Ward, Barnaby Charles Hough May, Andrew Raymond Campbell
Life of this patent
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Abstract
A tissue graft product comprising two or more layers of material wherein each layer comprises extracellular matrix (ECM) or polymeric material and wherein the layers are laminated together by interlocking portions of one layer with portions of another layer.
Claims14
A method of preparing a tissue graft product, comprising the step of laminating two or more sheets of material together by interlocking portions of one sheet with portions of another sheet, wherein each sheet comprises extracellular matrix (ECM) or polymeric material, comprising the steps of:
- (i) placing a first sheet of material having multiple lugs over a second sheet of material having multiple holes, and
- (ii) pushing the lugs of the first sheet through the holes in the second sheet, the holes and the lugs having dimensions to interlock the first sheet with the second sheet, and wherein each lug comprises a section of the first sheet that is cut from the first sheet and remains connected to the first sheet.
Dependencies are inferred from the claim text.