Chinese Journal of Clinical Anatomy ›› 2022, Vol. 40 ›› Issue (2): 211-215.doi: 10.13418/j.issn.1001-165x.2022.2.17

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Analysis of clinical efficacy and nonunion risk factors of closed reduction and intramedullary nailing in the treatment of ipsilateral femoral shaft with intertrochanteric fracture

Ma Zhihua, Fu Hongwei*, Chen Xiaohua   

  1. Department of Orthopedics, the Fifth People's Hospital of Qinghai Province, Xining 810007, Qinghai Province, China 
  • Received:2020-05-14 Online:2022-03-25 Published:2022-04-12

Abstract: Objective To evaluate the clinical efficacy of closed reduction intramedullary nailing in the treatment of ipsilateral femoral shaft fracture with intertrochanteric fracture and to analyze the risk factors for fracture nonunion. Methods A retrospective analysis was performed on 31 patients (23 males and 8 females, aged from 21 to 73 years old who underwent closed reduction and intramedullary fixation for ipsilateral femoral shaft fracture with intertrochanteric fracture in our hospital from January 2010 to December 2016. The intramedullary nail type, number of blocking nails, operation time, blood loss, healing time, limb shortening and hip joint HHS function score in femoral shaft patients with intertrochanteric fractures were observed and recorded. The possible factors of fracture nonunion were analyzed by single factor and multiple factors. Results All patients were followed up for 12 to 48 months, with an average of 20.1 months. Possible causes of fracture nonunion were analyzed. There were statistical significance in the number of blocking nails and fracture type (P<0.05), while there was no statistical significance in other factors such as injury mechanism, and operation time (P>0.05). Multivariate analysis was conducted for the above two factors. The number of blocking nails (OR=2.845, 95% CI 2.164-3.741) and fracture type (OR=3.388, 95% CI 1.966~5.840) were the independent risk factors. Conclusions The independent risk factors of fracture nonunion are the small number of blocking nails and the comminuted fracture of femoral shaft. Closed reduction intramedullary nailing in the treatment of  ipsilateral femoral shaft with intertrochanteric fracture is safe and effective and can improve the quality of life.

Key words:  , Intramedullary nail,  Femoral shaft fracture,  Intertrochanteric fracture

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