Patent ID: 8974521
Filing Date: 2015-03-10
Classification: A61F,A61L

Abstract:
1. An implant having a cylindrical main structure formed by a plurality of closed cells, each cell having a continuous opening and connected to a neighboring cell in a circumferential direction by a connecting strut that does not form part of a cell and at least two of the cells joined longitudinally, wherein opposing halves of each of the plurality cells have a different internal area, characterized in that at least 20% of a cross-sectional area of the continuous opening of at least one cell in a predetermined section of the main structure is covered by a coating in a dilated state by spanning the coating across the cross-sectional area at opposing ends of the at least one cell and less than the entirety of each of the continuous openings is covered in the dilated state and at most 95% of the cross-sectional area of the sum of all continuous openings is covered in the dilated state, wherein the connecting strut that connects the at least one cell to its neighboring cell is not covered, wherein the coating is loaded with at least one pharmaceutically active substance and releases the at least one pharmaceutically active substance when in a dilated state.