 One, introduction, intra-abdominal pressure, IAP, is a vital sign that is important for critically ill patients. The high prevalence and incidence of intra-abdominal hypertension in surgical and medical patients have led to the proposal of continuous IAP monitoring. This research aimed to validate a new C IAP monitoring device, the Trauma Guard from Sentinel Medical Technologies, against the gold standard, height of a water column, in an in vitro setting and perform a comparative analysis among different C IAP measurement. This article was authored by Salate Ebi, Robert Wise, Ashkanzar Gami, and others.