Patent ID: 8518104

Claim:
A method for occluding a venous vessel, comprising: providing a flowable remodelable material that is configured for placement within a venous vessel, said flowable remodelable material comprising particles of a collagenous extracellular matrix material including collagen and non-collagen solids and constituted at least 80% by weight of collagen on a dry weight basis, a gel comprising solubilized components of a collagenous extracellular matrix material constituted at least 80% by weight of collagen on a dry weight basis, or a mixture including said particles and said gel, and wherein said flowable remodelable material is effective to promote the ingrowth of patient tissue within the lumen of the venous vessel; providing one or more sclerosive agents that are configured for placement within the venous vessel in conjunction with the provided flowable remodelable material and wherein the one or more sclerosive agents are effective to injure the lining of the venous vessel; and locating the provided flowable material and the provided one or more sclerosive agents within the venous vessel, wherein the provided flowable material and the provided one or more sclerosive agents cooperate to promote the closure and occlusion of the venous vessel.