U.S., Sept. 30 -- ClinicalTrials.gov registry received information related to the study (NCT07196566) titled 'Double-Layer Closure Technique Using Buccal and Palatal Flaps for Oroantral Fistula' on Sept. 12.
Brief Summary: A prospective clinical case series was conducted involving twelve patients with oroantral fistulas >=5 mm in diameter. Closure was performed using split-thickness buccal and palatal mucosal flaps with a subepithelial palatal connective tissue graft rotated to cove the bony defect and sutured to the buccal periosteum as the first layer, then the buccal mucosa sutured with the palatal one . Clinical evaluations were conducted at regular intervals over a 3-month postoperative period, assessing wound healing, fistula recurre...