... principles The occluder is made of self-expandable nitinol wire mesh, which is able to comply with the shape of ... Meanwhile, with the flow blocking material sewing in the wire mesh, thrombus can be formed quickly that the endothelial cells could ... disc occluder, mushroom-shape.2. Consisted of metal wire mesh made of nickel-titanium alloy, flow blocking material, stitches, front termination point ...