Constantin Stan M.D. PhD was born in 1956 in Romania and graduated Magna Cum Laude from the University of Medicine and Pharmacy, Iasi, Romania in 1982.He has developed new techniques for use in clinical breast implant surgery (multiplane / multilayers Pocket Dissection) and combination of fat transfer and breast implants for aesthetic breast reconstruction. He designed 4TwoDiagon Gel Implant, with Polytech Germany, the newest breast implant with the latest technology.