A start-up company is offering a smartphone application to hospitals that allows coronavirus patients to communicate their needs to nurses without physical interaction, potentially helping ward off cluster outbreaks.Hospital patients usually use the nurse call button when they need something, but those admitted with COVID-19 are placed in isolation wards and physical contact with nurses, who must wear protective gear, is kept to a minimum to prevent the spread of the virus among staff.With the app, developed by OPERe, a company established by former nurse Yuka Sawada, patients can ask nurse…READ FULL ARTICLE