To evaluate the quantity and quality of bone generated, radiographically and histomorphometrically, after guided bone regeneration (GBR) using a membrane of 3D printed custom made (PMMA) and subsequent stability of delayed implant placement.
Patients with edentulous area related to horizontally deficient aesthetic zone of maxilla.
Patients are physically healthy with no medical history of any systemic or local disease that would contraindicate ridge augmentation and/or implant surgery or complicate the healing process. (Severe liver or kidney disease, a history of head and neck radiotherapy, chemotherapy at the time of surgery, uncontrolled diabetes, active periodontal in the residual dentition, inflammatory or autoimmune disorders of the oral mucosa, poor oral hygiene, patient failure to cooperate, and any other disease condition contraindicating the oral surgery).
Non-smokers.
Free from temporomandibular joint disorders and abnormal oral habits such as bruxism.
General contraindications to surgery.
Patients subjected to irradiation in the head and neck area less than 1 year before fixation.
Untreated periodontitis.
Poor oral hygiene.