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US 9,649,190 B2Granted
Method for repair of ligament or tendon
AssigneeTRB Chemedica International S.A.
InventorBurkhard Mathies
Life of this patent
Estimating the term…
Abstract
This invention relates to a method for repair of a ligament and/or tendon in a patient comprising applying a patch to said ligament or tendon, wherein the patch is flexible, and bio-compatible and comprises a support layer and a matrix layer.
Claims19
A method for repair of a damaged ligament or tendon at an injury site in a subject comprising:
- applying a patch to said ligament or tendon so that the patch surrounds the ligament or tendon at the injury site and is fixed to the ligament or tendon, wherein
- the patch is flexible and bio-compatible and comprises:
- a support layer that is cell porous and consists of sheet collagen, and
- a matrix layer disposed on the support layer, the matrix layer being a cell porous collagenous composite pad interspersed with (a) natural non-human collagen fibers having vacant spaces therebetween, and (b) natural hyaluronic acid that is present in a form selected from (i) natural hyaluronic acid fibers or (ii) hyaluronic acid powder in a gel or in a cream suspension dispersed into the vacant spaces between the non-human collagen fibers,
- and wherein the patch allows migration of cells from the injury site to pass into the matrix layer.
2 more elements
Dependencies are inferred from the claim text.