What is Operculectomy? Operculectomy is the procedure of surgically removing the operculum or the flap of gum that partially covers over a tooth. This procedure treats pericoronitis, a condition characterized by pain and inflammation of the operculum. Pericoronitis typically occurs among young adults, especially those whose wisdom tooth is starting to erupt. What happens if Operculectomy is not performed? 1. Causes inflammation in the soft tissues surrounding the crown of the partially erupted tooth clinically called pericoronitis. It typically occurs in teeth that erupt very slowly or become impacted. 2. Penetration of bacteria into the follicular space initiates infection which is potentiated by food debris trapped in proximity to the operculum and occlusal trauma of the pericoronal tissues by the opposing tooth. When is Operculectomy suggested? Operculectomy is advised by the dentist when one develops Pericoronitis, which may be acute or chronic. Acute ...