Cook® Nathanson Liver Retractor Product Information Used to fully support and retract the liver during laparoscopic upper GI surgery, enabling a better view of the operating field. Supplied non-sterile. Intended for reuse. Related products Add to cart BFW™ AtoN™ $0.00 Read more BFW™ Bristol-Plus™ Add to cart BFW™ HATTERAS™ LED Light Source $0.00 Add to cart BFW™ Pharos HD™ $0.00 Add to cart KLS Martin – maXium® Electrosurgery Generator $0.00