Bone Graft Particle Size on Bone Vitality and Volume

Inclusion Criteria: * Good physical health * Capable of maintaining good oral hygiene * Missing posterior maxillary teeth on both sides and less than 5 mm of residual jaw bone requiring maxillary sinus augmentation prior to dental implant placement * Capable and willing to give informed consent Exclusion Criteria: * The presence of underlying medical conditions that may pose an undue risk for sinus surgery * Patients with untreated oral infections * Pregnant and lactating females * Individuals who have the habit of smoking and/or tobacco chewing * Patients not willing to participate in the study