Sana'a University

This study tests a less invasive way to place dental implants in the upper jaw when there isn't enough bone. Instead of adding bone graft material, the surgeon gently lifts the sinus membrane using a special self-tapping implant. The trial will check how well new bone forms, how …

This study compares two methods to move the entire upper row of teeth backward in adults with a type of overbite called Class II malocclusion. Both methods use small screws placed in the cheekbone area for support. The goal is to see which method works faster, causes fewer side e…

This study tests whether a substance made from a patient's own blood, called platelet-rich fibrin (PRF), can improve bone healing after removing a cyst from the jaw. Twenty adults will be randomly assigned to receive either PRF or standard care after surgery. Researchers will use…

This study looks at two different methods for moving a displaced upper canine tooth into its correct position. Using 3D scans, researchers will measure changes in the bone and tooth roots before and after treatment. The goal is to see which technique causes less damage to the bon…