Therapeutic Acqueous Oxygen

When I saw this in the homeopathy post I searched some more and found it at UCLA.
http://www.uclahealth.org/body.cfm?id=403&action=detail&ref=1354
although there is no definition or explanation of what they are trying except for this line:
The Therapeutic Acqueous Oxygen (TAO) Trial: using supersaturated liquid oxygen as a new stroke treatment. Can someone contact them and find out what they are trying to prove.