Sinks and an ice machine at the University of Washington’s Medical Center in Seattle tested positive for Legionella bacteria last week; however, as of Monday, officials reported that the bacteria was also found within three CardiQuip heater-cooler machines at the facility. Heater-cooler machines are utilized during heart surgeries to regulate blood temperature. The machines tested positive for Legionella after an investigation was launched, following four confirmed cases of Legionnaires’ disease in those that were treated there. Two of these patients have since died. The federal Food and Drug Administration (“FDA”) reported 32 infections associated with heater-cooler machines within the period…