Many techniques have evolved in management of maxillofacial defects which include both hard and soft tissue augmentation or implantation with the help of bone graft or bone substitute and soft tissue flaps. By and large, tissue expansion is employed to achieve desired expansion of a future rotation, transposition or advancement flap, or to produce the desired expanded area for harvesting full-thickness skin grafts. Tissue expansion has also been employed to expand myocutaneous and free flaps. It has been successfully employed to address a variety of defects including birth defects, burn...