A sinus lift procedure is a surgery that adds bone height to the upper jaw in the area of molars and premolars. It is also sometimes called as sinus augmentation. Bone graft is added between the jaw and the maxillary sinuses, which are on either side of the nose. The sinus membrane is moved upward, or "lifted." to make room for the bone.
When patients who have lost teeth in upper jaw, desire fixed teeth on dental implants; they find that they have lost a lot of amount of bone which was vital for anchoring teeth implants.
There are several reasons for loss of bone volume below the maxillary sinus.
Patients who need upper jaw dental implants or full mouth dental implants are forced to undergo sinus lift procedures which delay and complicate the patient’s desire to get immediate fixed teeth. There are many reasons why sinus lift procedures are being replaced by pterygoid implants and basal implants. and basal implants allow immediate loading; which means that the patient can get crowns within 3 days after implant placement.
The disadvantages of sinus lift operation are: