PORT WASHINGTON, N.Y.--(BUSINESS WIRE)--Pall Corporation (NYSE: PLL), a global leader in filtration, separation and purification, has applied for a patent with the United States Patent and Trademark Office (USPTO) for a disposable, closed cell collection and seeding system that is being developed for use in ground-breaking vein regeneration procedures. Designed in collaboration with researchers at the Yale University School of Medicine, the new technology offers a convenient method for the isolation and collection of a patient’s mononuclear cells. These cells are then seeded onto a biocompatible scaffold or tissue graft in preparation for implantation into that patient.