Background: Open sinus lift is indicated in posterior maxilla when subantral bone is shurflo 2088-343-435 insufficient for insertion of dental implants.Lateral approach is the most used technique.Sometimes, this surgery is difficult due to thick buccal bone or other anatomic variations of maxillary sinus.Aim: The aim of this study was to determine cases that palatal approach open sinus lift is indicated.
Settings and Design: This study was a retrospective study.Materials and Methods: Archive files of Dental Implant Department of Mashhad Dental School were searched for palatal sinus lift.The reason for patients was noticed.Pre- and post-operative radiographs were evaluated.
Results: Ten patients with palatal approach sinus lift were included.Seven patients had previous insufficient sinus lift, one patient had acute palatonasal recess, and two other patients had thick buccal bone.Conclusion: Palatal approach is maxillary open sinus lift is a useful cinch hobble strap auxiliary in patients with heavy buccal vestibule scar, thick buccal bone, deep palatonasal recess, and for reentry augmentation.