is located laterally in the face in both parts of the nasal cavity. This cavity is related to three
other cavities: the orbit (roof of the sinus), the oral cavity (floor of the sinus), and the nasal
cavity by the medial wall of the sinus. Since the 1980s, odontologists and maxillofacial
surgeons have used this natural cavity to compensate for maxillary posterior crestal atrophy
and enable prosthodontic fixed solutions using dental implants after sinus floor elevation …