It is well known that medical errors account for a large amount of patient harm within the hospital setting. This is a significant problem within the emergency context. A system that acts as a prompt, guide and scribe for the obstetric emergency has been developed called 'Mednav'. Mednav is a navigation device for the management of medical emergencies; developed at Chelsea and Westminster Hospital since 2010. This is a device which acts similar to a satellite navigation devices in the automobile industry navigating you from A to B, MedNav navigates the clinician from the unwell patient to the well patient.