Sinus Augmentation or “Lift”

What is a Sinus Augmentation or “Lift”? Many times when maxillary (upper jaw) molars or second premolars are extracted, and the sites are not bone grafted, major resorption of the bone and thinning of the remaining bone ridge occurs. As a result, there is less bone volume below the maxillary sinus cavity (empty space below … Sinus Augmentation or “Lift”