Israel’s Sodastream, now part of PepsiCo, has developed the StreamO2. It pushes temperature-controlled oxygen mixed with air into the patient’s nose. It helps Covid-19 patients suffering from respiratory distress, but who can still breathe on their own and don’t require a ventilator.

https://unitedwithisrael.org/sodastream-joins-covid-19-fight-with-new-breathing-machine/