Fig. 2. Intraoperative clinical photos. A. The implant, which was displaced into the sinus cavity, was removed using hemostats through the perforated sinus membrane. B. A large perforation on the sinus membrane was identified and was measured to be approximately 1.5 cm at the largest diameter.

J Korean Assoc Oral Maxillofac Surg 2023;49:297~303
https://doi.org/10.5125/jkaoms.2023.49.5.297

© JKAOMS