Section 882.5030 - Methyl methacrylate for aneurysmorrhaphy(a)Identification. Methyl methacrylate for aneurysmorrhaphy (repair of aneurysms, which are balloonlike sacs formed on blood vessels) is a self-curing acrylic used to encase and reinforce intracranial aneurysms that are not amenable to conservative management, removal, or obliteration by aneurysm clip.(b)Classification. Class II (performance standards).