Treatment of Labial Mucosal Recession Around Maxillary Anterior Implants With Tenting Screws, Particulate Allograft, and Xenogenic Membrane: A Case Report

Patient with gingival recession and discoloration due to exposure of the underlying dental implant in maxillary right lateral and central incisors as well as maxillary left central incisor locations. (a) Three years after implant placement. (b) Flap elevation illustrating labial bone dehiscence and implant exposure. (c) Placement of 3 roughened titanium tenting screws placed 3–4 mm below planned gingival margin. (d) Placement of allograft material. (e) Middle implant in the maxillary right central incisor area was removed in the second surgery to create a pontic site. (f–h) Cone beam computerized tomography and periapical views at 8 years after guided bone regeneration (GBR) procedure. (i) Final restoration at 8 years after GBR procedure.