Cook® Nathanson Liver Retractor Send Enquiry 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 Enquiry AEM EndoShield®Send Enquiry Add to Enquiry Cook® Biodesign® Fistula Plug SetSend Enquiry Add to Enquiry Cook® CholangiographySend Enquiry Add to Enquiry Cook® Laparoscopic Pelvic RetractorSend Enquiry Add to Enquiry Cook® Murdoch Mechanical ArmSend Enquiry