US Patent 8075585 Device and method for treatment of a vascular defect

A device for the occlusion of a vascular defect includes a first sheet and a second sheet which may be formed from a material which is the same as or different from the first sheet. At least one sheet functions as a securement member, and at least one sheet functions as an occluding member. The first sheet may be replaced by an alternative securement structure. At least one sheet may be coated with a biocompatible material for promoting integration with the vasculature and/or healing of the vascular defect.