Hmm so browsing around and seen and article on some new shit they have been playing around with injectable oxygen that they can inject into a person that is no longer breathing to keep them alive for doctors to perform medical procedures or whatever to get them back going again it may have been posted on here before i thought it was pretty wild/cool myself post your opinions...here the article if you want to check it out

http://www.dvice.com/2013-7-7/injectable-oxygen-means-you-dont-have-breathe