Illustrates the surgical procedures of a coronal advanced flap and the implantation of the acellular deproteinised bovine pericardium (Copios
) for soft tissue regeneration in human. A) Multirecession within the upper jaw with thin biotype and inserting frenula. B) Incision outline as described by Zucchelli. C) Bovine pericardium is fixed with sling sutures arround the teeth. D) Six months after implantation: Biotype and width of keratinized gingiva is visibly enhanced. The frenula insert deeper.