Clinical Study of Patellar Fractures

64 cases of patellar fractures, which were treated as the Department of Orthopaedic Surgery, College of Medicine, Ewha Womans University during the period from March 1970 to December 1981 has been analysed clinically. The following results were obtained. 1. In 64 cases of patellar fractures, 51 cases(79.7%) were male, and most common age group was 21-40 years old male, and than most common cause was traffic accident, and common mechanism of fracture were direct trauma with 44 cases. 2. Most common operative method were wiring in 26 cases(40.6%), and then partial patellectomy in 14 cases(21.9%) next. 3. The 18 cases treated by surgically in 48 hours from onset to time of operation, shows 1-2 weeks short in period of recovery time than late treated, and no evidence of complication. 4. The 64 cases of patellar fractures, treated by surgically 49 cases between by conservative 15 cases as indicated, were not found in differentiate time of recovery. 5. In conservative and surgical treatment, when the knee joint was immobilized in 10-15 degree flexion or full straight with cylinder cast in certain period of time, author experienced short recovery time of knee joint function in 10-15 degree flexion group after the discontinuence of the cast. 6. Author experienced more significant aid about function of knee that in 14 cases of partial patellectomy, remained more large fragment, and proximal pole than distal pole.