Evaluation of Horizontal Bone Gain in the Lower Posterior Partially Edentulous Patient Comparing the Stabilization of Membranes With and Without Tacs

Inclusion Criteria

• •Patients with at least 1 missing tooth in the posterior mandibular area Patients with an age above 18 years Systemically healthy patients
• •Healed alveolar ridge for implant placement with:
• •Deficient buccolingual dimension ( ≤5mm)
• •Sufficient vertical height (≥ 10 mm)
• •Sufficient mesio-distal width (≥ 6.5 mm) Inter-arch space ≥ 7 mm to allow space for implant-supported crown Presence of neighboring and opposing dentition Soft tissue phenotype with keratinized tissue width (KTW) (≥2 mm) and gingival thickness (≥2 mm) Good oral hygiene Cooperative patients who accepted the trial follow up period and sign the informed consen