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Volume 9 Issue 3 (March, 2021)

Original Articles

Management of unstable intertrochanteric fractures of femur using proximal femoral nail (PFN)- A retrospective study
Binay Kumar, Manish Kumar

Aim: To study of proximal femoral nail in management of unstable intertrochanteric fractures of femur. Materials and methods: A retrospective study was conducted in the Department of Orthopaedics.80 patients with unstable intertrochantric fractures AO type 31-A2.1, 31-A2.2, 31- A2.3, 31-A3.1, 31-A3.2, 31-A3.3 were included in study and which had been treated with Proximal femoral nail at our institution. Results: There were 55 female patients and 25 male patients. Hip fractures occurred on the left side 45.25 percent of the time and on the right side 35.75 percent of the time. The average operational time was 36 minutes. The average duration of the follow-up period was 12 months. On the postoperative radiograph, the Cleveland zone 8 (central - inferior) was the most favourable location for the lag screw. 82.5 percent of patients had a fracture gap of less than 3mm, whereas 12.5 percent had a fracture gap within an acceptable range (3-5mm). Garden alignment index was judged to be very excellent to good in 76.25 percent of instances. The clinical result was determined by the Harris hip score, which ranged from excellent to good in 87.5 percent of patients. At the last follow-up at the time of radiological and clinical union, 70 patients were entirely happy with good to outstanding outcomes, and they were able to walk independently with the exception of 8 patients who need assistance to walk. Radiological union was reported in all patients, with mal reduction in two patients who had a Garden Alignment Index of 150 degrees in the lateral view. Conclusion: We believe that the proximal femoral nail has benefits for the fixing of unstable intertrochanteric fractures while requiring less operating time. It is simple to implant and provides solid fixation with fewer difficulties. However, correct operating technique is required to achieve fracture stability and minimise significant problems.

 
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