Marsupialization of Large Residual Cyst and Subsequent Dental Implant Insertion: Technical Note

(a) Large periapical cyst. (b) Marsupialization device. (c) Postmarsupialization cone beam computerized tomography (CBCT) after 2 months. (d) CBCT 1 year after operation. The apically displaced inferior dental canal remained near the inferior border. This allows a long implant to be inserted. (e) A dental implant replaced the lost tooth. After removal of the marsupialization device, part of the space closes spontaneously.

(a) Cross section of the marsupialization device. (b) Flow of irrigation fluid through the marsupialization device made from a plastic hypodermic syringe (another patient).