The Concerto 3D also has tiny fibers protruding from the length of the Nylon and PGLA coil, which help to increase turbulence and so promote clotting that fills in and solidifies an aneurysm.
It can also be used in conjunction with Medtronic’s Concerto Helix device, which uses the same delivery system. Really, the only difference between the Concerto Helix and the Concerto 3D are their shapes.