Thumb Prosthesis-Simplified Approach: A Case Report

The purpose of this report is to present a case of prosthetic management of partially missing thumb by fabrication of silicone thumb prosthesis. Thumb is one of the vital parts of the hand and has an important role in function and esthetics. Partial or complete loss of thumb leads to dysfunction and psychological disturbance to individual. A 23-year-old male reported for prosthetic rehabilitation of partially lost thumb, with the complaint of pain in thumb on prolonged writing. Thumb was partially chopped in sugarcane crusher. Part of second phalanx was missing, and thumb was broad at first and second phalanx joint. Silicone thumb prosthesis was fabricated. The thumb prosthesis was retained by an undercut present at first and second phalanx joint. The silicone material Silastic-MDX 44210 was used to provide function and esthetics. The thumb prosthesis offered psychological, functional and rehabilitative advantages for the patient. Restoring the natural appearance with the prosthesis eliminated the trauma generated by the dysfunction and represented an efficient psychological therapy.