Online OnlyDOI: 10.11607/jomi.te32, PubMed ID (PMID): 24278959Pages 512-520, Language: EnglishJensen, Ole T. / Adams, Mark / Cottam, Jared R. / Ringeman, JasonSinus floor grafting with bone morphogenetic protein-2 for transsinus implant placement or as a salvage technique for sinus-involved peri-implantitis has been found to be successful. Transsinus implants for All-on-Four treatment, zygomatic implants including quad zygomatics, and infected transsinus implants underwent peri-implant grafting, which was found to seal off the sinus cavity from the oral cavity in an effort to prevent or treat sinusitis/peri-implantitis.