Accuracy of Guided Ridge Splitting With Simultaneous Implant Placement

Inclusion Criteria: * Patient with missing maxillary anteriors or premolars teeth. * Tooth extraction at the implant sites was performed at least 4 months before the surgery. * The bone width of the crestal one -third (3-5 mm) with sufficient bone height allowing for simultaneous implant placement. * Free from any systemic disease or local pathological lesions that may affect bone healing or contraindicate implant placement. * With no history of any previous grafting surgeries at the area of interest. Exclusion Criteria: * Sever concavity of the alveolar ridge. * Bad oral hygiene ( Silness-Löe index (score 2-3). * Heavy smoker (smoke greater than or equal 25 cigarettes per day). * Presence of acute infections or periapical lesions in adjacent teeth. * Parafunctional habits. * Pregnant females.