Supracapsular Ahmed Glaucoma Valve Plate Delivery Technique for Management of Encapsulated Bleb in Pediatric Patients

incision of the perilimbal superior temporal conjunctiva with separation of the conjunctiva from the Tenon's capsule till reaching the encapsulated valve plate. Incision of the capsule in a z pattern will be done then the plate is dissected from the tissues and delivered out of the capsule through the opening to the subconjunctival space.The mobility of AGV and its tube will be evaluated and refixation of the plate will be done if needed. The plate will be covered with ologen implant sizing 12mm width and 1 mm thickness. The conjunctiva will be closed by 10/0 nylon sutures.