| Features | Immediate reduction of intraocular pressure. Unique non-obstructive valve system to prevent excessive drainage, chamber collapse. Implanted in a true, single-stage procedure. Eliminates drainage tube ligature sutures, "rip-chord" sutures, occluding sutures. | Immediate reduction of intraocular pressure. Unique, non-obstructive valve system to prevent excessive drainage, chamber collapse. Implanted in a true, single-stage procedure. Aqueous percolation holes. Tapered profile for easy insertion. Made of medical grade silicone. Silicone plate. Thinner plate. |