The new touch-screen version sees players reprising the role of amateur physician Nigel Burke who must operate on Bob to perform the heart and double-kidney transplants from Surgeon Simulator 2013. The iPad version also boasts two new surgeries: teeth and eye.
There's also the option to operate outside of the theatre on a moving trolley in the hospital corridors. Players can also take part in multiplayer and record then upload botched surgeries.
However, if you have an older iPad you may want to consider whether it's up to the task of running the game before splashing...