Medgadget.com | Injecting oxygen to keep patients alive Times of India Indiatimes|The Times of India|The Economic Times|. More ... This will be a boon for patients unable to breathe because of acute lung failure or an obstructed airway needing another way to get oxygen to their blood to avoid cardiac arrest and brain injury. Injecting life-saving oxygen into a vein Scientists Invent Particles That Will Let You Live Without Breathing |