Comparing the Efficacy and Morbidity of Two Vertical Ridge Augmentation Techniques

Inclusion Criteria: * 18 years of age or older * Non-smokers * Existence of bilateral vertical/horizontal ridge deformities (Seibert Class III) * The length of the edentulous span is from two or more teeth Exclusion Criteria: * The patients will not be admitted in the study if any of the following exclusion criteria are met: * Patients who have an infectious disease (self reported - HIV, tuberculosis or hepatitis) * Known allergies to the research-related materials * Patients who have compromised healing potential: * bone metabolic disease e.g., Paget's disease, osteoporosis, osteomalacia * uncontrolled diabetes: HbA1c \>=7, values measured within six months (using the existing record in AxiUm or if the subject has the condition, but there is no report in AxiUm - a blood test record will be requested) * patient currently taking steroid medication * history of oral bisphosphonate intake greater than 3 years or any IV administration * Pregnant or lactating patients (self-reported), as part of TUSDM standard of care not to treat for non-emergency surgical procedures * Presence of surgical scar tissue from previous surgical procedure in the posterior mandible * Pathology present within the alveolar ridges in the posterior mandible, determined clinically or radiographically * History of radiation therapy to the mandible * Smokers * Elective periodontal procedures are postponed during pregnancy, active infectious disease, bisphosphonate intake or uncontrolled d…