The maxillary sinuses are behind your cheeks and on top of the upper teeth. These sinuses are empty, air-filled spaces.

TEETH-IN-A-DAY (All-On-4)  The All-on-4 Dental Implant Procedure uses four implants that could support the immediate fitting of replacement teeth.

Oral and maxillofacial surgery requires additional years of hospital-based surgical and anesthesia training after graduation from dental school.