Skin expansion in the repair of facial tissue loss

Skin expansion is a technique used in plastic and reconstructive surgery for several decades.years; it consists of the placement of empty expansion prostheses that will be progressively filled withwith saline through a valve thus allowing to obtain a skin gain and to treat a loss ofto obtain a skin gain and to treat a loss of substance. The principle is still the same but the material hasevolved since the first modern prosthesis described by Radovan in 1976