Health of the public is one of the important factors which influence the wellbeing state of a human being. The diagnosis of any chronic disease or disorder & to develop treatment for that particular diseased condition is only possible after the involvement of medical devices & combination products which wasn’t possible in previous years. The detailed differentiation of medical devices is based majorly on the risk factor involved from low risk to that of high one. To get the better understanding regarding all the medical devices the regulations prevailing to particular device can be studied. The goal of developing medical device regulation systems is to protect public’s health while also ensuring their safety & performance. These regulations of medical devices products are governed by FDA which also monitors the safety & efficacy of all medical products. Innovation further leads to manufacture of new medical device. As the pharmaceutical sector & engineering department work hand in hand which has played a vital role in the physiology of organs, better performance, & better life span & in complete replacement of that particular organ system.