The PSH model is a process that is a fairly new concept. It was developed in the early eighties. However, it has been seen being used more in the recent years. Originally the PSH model was introduced by The American Society of Anesthesiologists. However, in the last few years The American Society of Anesthesiologists or the ASA and a leading company in health care improvement Premier, Inc have partnered up to improve the PSH concept. The question remains though; was there a need for the PSH model in health care? And if so, what was the need for the PSH model? The development of the PSH model was motivated by a couple of factors. The main motivation behind the creation of the PSH model was current deficiencies and weaknesses in the surgical
