(Reuters) - U.S. health regulators warned on Friday against the use of systems made by Stryker Corp for removing surgical waste from patients after receiving reports of one death and one serious injury due to tissue damage. The Stryker systems, called Neptune 1 Silver and Neptune 2 Ultra Waste, use powerful suction to collect and remove surgical fluid waste in operating rooms and smoke at surgical sites caused by electrocautery or laser devices. ...