Purpose: To evaluate the usefulness of custom-made key-key attachment in restoration of maxillofacial defect.
Methods: Using key-key attachment, facial prostheses and intraoral prostheses were combined to restore dentition, maxilla and right facial defects in a female patient.
Results: Good retention of maxillofacial prostheses and intraoral prostheses were obtained. The appearance of the patient was remarkably improved. The function of mastication was improved.
Conclusions: Good result can be obtained by using custom-made key-key attachment in restoration of complex maxillofacial defect. Supported by Shanghai Leading Academic Discipline Project(Grant No.T0202).