In this episode of the Heart podcast, Digital Media Editor Dr. James Rudd is joined by Dr Divaka Perera from St. Thomas' Hospital, London. Divaka recently published an Education in Heart paper entitled "Percutaneous mechanical circulatory support: current concepts and future directions" - http://heart.bmj.com/content/early/2016/08/08/heartjnl-2015-308562.extract
They discuss the physiology behind these devices, when they might be used, and the difficulty in producing robust guidelines in this area of cardiology.