This study aims to evaluate the quantity and quality of the native and the newly bone around dental implants that's simultaneously installed with sinus lifting
Patients required dental implant treatment in the posterior maxilla, in the premolar and molar regions ( both sexes).
Residual bone height 4-8mm in the estimated implant positions.
The bone width of the alveolar ridge is at least 5mm in estimated implant positions.
The edentulous ridges are covered with optimal thickness of mucoperiosteum.
Patients with a systemically diseases or inflammation whether local or generalized.
Patients with bleeding disorders.
Subjected to irradiation in the head and neck area less than 1 year before implantation.
Poor oral hygiene and motivation.