Clinical Research Directory

Inclusion Criteria: * • Completely edentulous patients with Angle's Class I maxillomandibular relationship * Age ranges from 40 to 65 years old. * Adequate zone of keratinized attached mucosa (≥ 8mm) over the maxillary crest. * Absence of any medical disorder that could complicate the surgical phase or affect osseointegration. * The patient must have enough bone height for implants, a minimum length of bone * 12 mm, and a minimum diameter of bone 6 mm. * Patients with good oral hygiene. * Adequate inter arch space for screw-retained prosthesis. * Absence of any intra-oral pathological condition. Exclusion Criteria: * • Patients with recent extraction (less than three months). * Patients with an inflamed ridge or candida infection * Patients with the flabby ridge. * Para functional habits. * Cancer patients receiving chemotherapy and/or radiotherapy. * Patients with uncontrolled diabetes, assessed by measuring glycosylated hemoglobin (HbA1c ≥ 7) * Potentially uncooperative patients who are not willing to go through the proposed interventions. * Moderate-to-heavy daily smokers (more than ten per day)