Assessment of Guided Bone Regeneration in Atrophic Anterior Maxilla

Guided bone regeneration (GBR) is a surgical technique that uses barrier membranes to promote osteoblast cells proliferation and exclude other cells such as epithelium and connective tissue cells. GBR is often combined with bone grafting procedures. Using Absorbable membranes like collagen membrane will reduce treatment time by decreasing need for second surgery