Podcast #99 - Does Mechanical CPR Work?

The first time you see it, there can be any number of emotions.  On some patients, it looks like their chest is being caved in by a machine.  On other patients, it feels like a smooth and controlled aspect of an otherwise difficult resuscitation.  There are many opinions and stories about mechanical cardiopulmonary resuscitation (mCPR), but the evidence may surprise you and lead to the question: does it work?