"<a href=""https://www.youtube.com/watch?v=PSLFrqc7IPI&amp;t=2m50s"">2:50</a> That's not really new", it's more like an advancement from soaking the patient in a tub of ice. The technique has been used for years in some countries.,(reply>), Yh. In the UK they use the technique of significantly cooling the body to a low temperature when doing operations on the heart that involve stopping it for a period of time as it allows more time for the surgeons to work without the risks and complications of bypass machines. Its really not a new technique, but maybe the 'novelty' is having suitable equipment to allow it to occur in more different cases, and a variety of settings than that of just heart operations? <br><br>If you think about it RSI (rapid sequence induction) was never a 'new' thing. What was new was the ability to safely do it at the scene of an accident or other significant emergency and transport the patient to hospital in an anesthesitised state.