When ResMed boss Mick Farrell had his bimonthly call in early January with his head of China operations, Jason Sun said Wuhan hospital customers were ramping up ventilator orders from its Suzhou factory.
The hospitals needed both the Guardian Angel ventilator, to intubate seriously ill patients, and the Flexo, for non-invasive ventilation, as they dealt with a mysterious pneumonia-like disease in what were the earliest known cases of COVID-19.