A method for processing integrated circuit devices including a water recycling process. The fixing polymer is an acrylic polymer obtained by subjecting an acrylic monomer to solution polymerization with a radical polymerization initiator in the solvent. An implant of a substantially flat ring having a central opening and provided with a number of anchoring elements radiating from an outer circumference of the ring is introduced through the first incision. 3 m particle or more is provided and a shape of a layered filter medium is a minipleat shape in a thickness direction and an entire shape in the thickness direction is a plurality of continuous Vs.