Chinese Journal of Tissue Engineering Research ›› 2015, Vol. 19 ›› Issue (44): 7137-7141.doi: 10.3969/j.issn.2095-4344.2015.44.016

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Proximal femoral intramedullary nail fixation for treating intertrochanteric fractures in young patients: joint function and complications in 3-month follow-up

Yang Li-ming1, Xie Zhi-yue1, Xiong Min2   

  1. 1Department of Orthopedics, Chengdu First People’s Hospital, Chengdu 610000, Sichuan Province, China; 2Hubei University of Medicine, Shiyan 442000, Hubei Province, China
  • Received:2015-09-02 Online:2015-10-22 Published:2015-10-22
  • Contact: Xie Zhi-yue, Associate chief physician, Department of Orthopedics, Chengdu First People’s Hospital, Chengdu 610000, Sichuan Province, China
  • About author:Yang Li-ming, Attending physician, Department of Orthopedics, Chengdu First People’s Hospital, Chengdu 610000, Sichuan Province, China
  • Supported by:

    the Project of Hubei Province Education Department, No. B20112115

Abstract:

BACKGROUND: Intramedullary nail with rigid biomechanics was firstly selected for proximal femoral fracture. Proximal femoral intramedullary nail can effectively control the shortening and rotation of the fracture, allow patients to do early exercise and weight bearing, and promote the improvement of joint function.
OBJECTIVE: To investigate the effects of proximal femoral intramedullary nail for treating intertrochanteric fractures on the recovery of joint function in young patients. METHODS: 80 young patients with intertrochanteric fractures were randomly divided into the treatment group and the control group, with 40 cases in each group. The control group received dynamic hip screw fixation, and the treatment group received proximal femoral nail fixation. Perioperative index, complications and functional recovery of knee joint after 3 months of treatment were compared between the two groups.
RESULTS AND CONCLUSION: Compared with the control group, length of incision, intraoperative blood loss, operative time, fracture healing time and postoperative ambulation time were significantly reduced in the treatment group (P < 0.05). Complications such as postoperative nonunion, hip varus, limb shortening and deep vein thrombosis were significantly less in the treatment group than in the control group (P < 0.05). After follow-up 
at 3 months post treatment, the excellent and good rate of hip function was significantly higher in the treatment group than in the control group (93%, 80%; P < 0.05). These results suggest that proximal femoral nail for treating intertrochanteric fractures in young patients follows the principle of biomechanics, reflects the characteristics of minimal invasion, and has few complications, and promotes the recovery of hip function. 
中国组织工程研究杂志出版内容重点:人工关节;骨植入物;脊柱骨折;内固定;数字化骨科;组织工程

Key words: Femoral Fractures, Internal Fixators, Postoperative Complications, Follow-Up Studies, Tissue Engineering