A new method to eliminate the risk of maxillary sinusitis with zygomatic implants.

implants to restore function in persons with severely atrophic edentulous maxillae.1 Numerous studies have shown zygomatic implants to be a predictable treatment option with very few technical and biologic complications.1–13 However, it was not uncommon to encounter maxillary sinusitis in zygomatic implant patients. The reported incidence of maxillary sinusitis after zygomatic implants ranges from 0% to 37.5%. In the present study, therefore, a new method was proposed to eliminate the maxillary sinusitis risk in zygomatic implants.