Modification of existed prosthesis into a flexible wall hollow bulb obturator by permanent silicone soft liner for a hemimaxillectomy patient with restricted mouth opening

摘要

PatientA patient of hemimaxillectomy with restricted mouth opening, wearing a hard acrylic bulb obturator encountered difficulty in insertion and removal of the prosthesis. The prosthesis was converted into a open hollow bulb obturator with flexible walls