A novel implant system dedicate to hydraulic Schneiderian membrane elevation and simultaneously bone graft augmentation: An up-to 45 months retrospective clinical study.

Purpose: To evaluate clinical and radiographic performance of a novel implant system that allows for hydraulic Schneiderian membrane elevation and simultaneously bone graft augmentation.

Materials And Methods: Sixty-two consecutive patients with a mean age of 53.1 years and a severe atrophy of the posterior maxilla (3.