| 1. | 
				                                                                				                                                                       
				                                                                         Kannus P, Parkkari J, Sievänen H, et al. Epidemiology of hip fractures [J]. Bone, 1996, 18(Suppl 1): 57-63.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 2. | 
				                                                                				                                                                       
				                                                                         Horowitz BG. Retrospective analysis of hip fractures[J]. Surg Gynecol Obstet, 1966, 123(3): 565-570.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 3. | 
				                                                                				                                                                       
				                                                                         Chinoy MA, Parker MJ. Fixed nail plates versus sliding hip systems for the treatment of trochanteric femoral fractures: a meta analysis of 14 studies[J]. Injury, 1999, 30(3): 157-163.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 4. | 
				                                                                				                                                                       
				                                                                         Chirodian N, Arch B, Parker MJ. Sliding hip screw fixation of trochanteric hip fractures: outcome of 1024 procedures[J]. Injury, 2005, 36(6): 793-800.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 5. | 
				                                                                				                                                                       
				                                                                         章柏平, 卢海峰, 汤善华. Gamma钉和动力髋螺钉内固定治疗股骨转子间骨折临床疗效比较[J]. 临床骨科杂志, 2012, 15(1): 73-75.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 6. | 
				                                                                				                                                                       
				                                                                         胡炜, 裘超, 高金华, 等. 第三代Gamma钉与动力髋螺钉(DHS)治疗老年股骨粗隆间骨折的疗效比较[J]. 中国骨与关节损伤杂志, 2011, 26(10): 922-923.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 7. | 
				                                                                				                                                                       
				                                                                         Haidukewych GJ, Israel TA, Berry DJ. Reverse obliquity fractures of the intertrochanteric region of the femur[J]. J Bone Joint Surg Am, 2001, 83-A(5): 643-650.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 8. | 
				                                                                				                                                                       
				                                                                         Brammar TJ, Kendrew J, Khan RJ, et al. Reverse obliquity and transverse fractures of the trochanteric region of the femur: a review of 101 cases[J]. Injury, 2005, 36(7): 851-857.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 9. | 
				                                                                				                                                                       
				                                                                         Kuzyk PR, Lobo J, Whelan D, et al. Biomechanical evaluation of extramedullary versus intramedullary fixation for reverse obliquity intertrochanteric fractures[J]. J Orthop Trauma, 2009, 23(1): 31-38.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 10. | 
				                                                                				                                                                       
				                                                                         Schipper IB, Marti RK, Van der Werken C. Unstable trochanteric femoral fractures:extramedullary or intramedullary fixation. Review of literature[J]. Injury, 2004, 35(2): 142-151.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 11. | 
				                                                                				                                                                       
				                                                                         Butt MS, Krikler SJ, Nafie S, et al. Comparison of dynamic hip screw and gamma nail: a prospective, randomized, controlled trial[J]. Injury, 1995, 26(9): 615-618.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 12. | 
				                                                                				                                                                       
				                                                                         Radford PJ, Needoff M, Webb JK. A prospective randomised comparison of the dynamic hip screw and the gamma locking nail[J]. J Bone Joint Surg Br, 1993, 75(5): 789-793.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 13. | 
				                                                                				                                                                       
				                                                                         Bridle SH, Patel AD, Bircher M, et al. Fixation of intertrochanteric fractures of the femur. A randomised prospective comparison of the gamma nail and the dynamic hip screw[J]. J Bone Joint Surg Br, 1991, 73(2): 330-334.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 14. | 
				                                                                				                                                                       
				                                                                         Simmermacher RK, Bosch AM, Van der Werken C. The AO/ASIF-proximal femoral nail (PFN): a new device for the treatment of unstable proximal femoral fractures[J]. Injury, 1999, 30(5): 327-332.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 15. | 
				                                                                				                                                                       
				                                                                         Herrera A, Domingo LJ, Calvo A, et al. A comparative study of trochanteric fractures treated with the Gamma nail or the proximal femoral nail[J]. Int Orthop, 2002, 26(6): 365-369.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 16. | 
				                                                                				                                                                       
				                                                                         郭庆翔, 傅万军, 杨运发. 应用PFN治疗老年人不稳定型股骨转子间骨折[J]. 广州医药, 2012, 43(4): 17-19.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 17. | 
				                                                                				                                                                       
				                                                                         张业祥, 鹿霞, 张涛, 等. DHS、PFN内固定术治疗老年股骨转子间骨折疗效对比观察[J]. 山东医药, 2011, 51(30): 65-66.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 18. | 
				                                                                				                                                                       
				                                                                         Windolf J, Hollander DA, Hakimi M, et al. Pitfalls and complications in the use of the proximal femoral nail[J]. Langenbecks Arch Surg, 2005, 390(1): 59-65.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 19. | 
				                                                                				                                                                       
				                                                                         Wm G, Salphale YS. Proximal femoral nail-an analysis of 100 cases of proximal femoral fractures with an average follow up of 1 year[J]. Int Orthop, 2007, 31(3): 403-408.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 20. | 
				                                                                				                                                                       
				                                                                         Fogagnolo F, Kfuri M, Paccola CA. Intramedullary fixation of pertrochanteric hip fractures with the short AO-ASIF proximal femoral nail[J]. Arch Orthop Trauma Surg, 2004, 124(1): 31-37.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 21. | 
				                                                                				                                                                       
				                                                                         Saudan M, Lübbeke A, Sadowski C, et al. Pertrochanteric fractures: is there an advantage to an intramedullary nail? a randomized, prospective study of 206 patients comparing the dynamic hip screw and proximal femoral nail[J]. J Orthop Trauma, 2002, 16(6): 386-393.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 22. | 
				                                                                				                                                                       
				                                                                         Strauss E, Frank J, Lee J, et al. Helical blade versus sliding hip screw for treatment of unstable intertrochanteric hip fractures: a biomechanical evaluation[J]. Injury, 2006, 37(10): 984-989.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 23. | 
				                                                                				                                                                       
				                                                                         Windolf M, Braunstein V, Dutoit C, et al. Is a helical shaped implant a superior alternative to the dynamic hip screw for unstable femoral neck fractures? a biomechanical investigation[J]. Clin Biomech (Bristol, Avon), 2009, 24(1): 59-64.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 24. | 
				                                                                				                                                                       
				                                                                         Windolf M, Muths R, Braunstein V, et al. Quantification of cancellous bone-compaction due to DHS Blade insertion and influence upon cut-out resistance[J]. Clin Biomech (Bristol, Avon), 2009, 24(1): 53-58.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 25. | 
				                                                                				                                                                       
				                                                                         Mereddy P, Kamath S, Ramakrishnan M, et al. The AO/ASIF proximal femoral nail antirotation(PFNA): a new design for the treatment of unstable proximal femoral fractures[J]. Injury, 2009, 40(4): 428-432.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 26. | 
				                                                                				                                                                       
				                                                                         吴岗, 方跃, 裴福兴, 等. PFNA治疗老年股骨转子间骨折29例体会[J]. 华西医学, 2009, 24(6): 1539-1541.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 27. | 
				                                                                				                                                                       
				                                                                         Liu Y, Tao R, Liu F, et al. Mid-term outcomes after intramedullary fixation of peritrochanteric femoral fractures using the new proximal femoral nail antirotation (PFNA)[J]. Injury, 2010, 41(8): 810-817.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 28. | 
				                                                                				                                                                       
				                                                                         梁春雨, 张柳, 平少华, 等. 应用股骨近端髓内钉与动力髋(髁)螺钉治疗老年股骨转子间骨折的对比分析[J]. 中国矫形外科杂志, 2011, 19(24): 2038-2040.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 29. | 
				                                                                				                                                                       
				                                                                         吕涛, 贾晓军. PFNA与DHS应用于股骨转子间骨折内固定的比较[J]. 吉林医学, 2012, 33(10): 2054-2055.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 30. | 
				                                                                				                                                                       
				                                                                         Hwang JH, Oh JK, Han SH, et al. Mismatch between PFNa and medullary canal causing difficulty in nailing of the pertrochanteric fractures[J]. Arch Orthop Trauma Surg, 2008, 128(12): 1443-1446.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 31. | 
				                                                                				                                                                       
				                                                                         Pu JS, Liu L, Wang GL, et al. Results of the proximal femoral nail anti-rotation (PFNA) in elderly Chinese patients[J]. Int Orthop, 2009, 33(5): 1441-1444.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 32. | 
				                                                                				                                                                       
				                                                                         王华, 樊仕才, 叶书熙, 等. 亚洲型股骨近端防旋髓内钉治疗老年股骨转子间骨折体会[J]. 创伤外科杂志, 2012, 14(1): 42-44.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 33. | 
				                                                                				                                                                       
				                                                                         陆晴友, 李增春, 李国风, 等. PFNA及PFNAⅡ治疗股骨转子间骨折疗效分析[J]. 国际骨科学杂志, 2011, 32(1): 54-56.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 34. | 
				                                                                				                                                                       
				                                                                         Kammerlander C, Gebhard F, Meier C, et al. Standardised cement augmentation of the PFNA using a perforated blade: a new technique and preliminary clinical results. A prospective multicentre trial[J]. Injury, 2011, 42(12): 1484-1490.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 35. | 
				                                                                				                                                                       
				                                                                         廖涛, 倪卫东, 赵光荣, 等. 外固定支架治疗老年股骨转子间骨折[J]. 重庆医科大学学报, 2011, 36(2): 216-217.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 36. | 
				                                                                				                                                                       
				                                                                         Tomak Y, Kocaoglu M, Piskin A, et al. Treatment of intertrochanteric fractures in geriatric patients with a modified external fixator[J]. Injury, 2005, 36(5): 635-643.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 37. | 
				                                                                				                                                                       
				                                                                         Petsatodis G, Maliogas G, Karikis J, et al. External fixation for stable and unstable intertrochanteric fractures in patients older than 75 years of age: a prospective comparative study[J]. J Orthop Trauma, 2011, 25(4): 218-223.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 38. | 
				                                                                				                                                                       
				                                                                         Bonnevialle P, Saragaglia D, Ehlinger M, et al. Trochanteric locking nail versus arthroplasty in unstable intertrochanteric fracture in patients aged over 75 years[J]. Orthop Traumatol Surg Res, 2011, 97(6 Suppl): S95-100.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 39. | 
				                                                                				                                                                       
				                                                                         唐际存, 王梨明, 胡译文, 等. 矩形柄人工髋关节置换治疗老年股骨转子间粉碎性骨折[J]. 中国修复重建外科杂志, 2011, 25(11): 1400-1402.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 40. | 
				                                                                				                                                                       
				                                                                         Tang P, Hu F, Shen J, et al. Proximal femoral nail antirotation versus hemiarthroplasty: a study for the treatment of intertrochanteric fractures[J]. Injury, 2012, 43(6): 876-881.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 41. | 
				                                                                				                                                                       
				                                                                         Mortazavi SM, R Greenky M, Bican O, et al. Total hip arthroplasty after prior surgical treatment of hip fracture is it always challenging?[J]. J Arthroplasty, 2012, 27(1): 31-36.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 42. | 
				                                                                				                                                                       
				                                                                         Zhang B, Chiu KY, Wang M. Hip arthroplasty for failed internal fixation of intertrochanteric fractures[J]. J Arthroplasty, 2004, 19(3): 329-333.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 43. | 
				                                                                				                                                                       
				                                                                         Bansal R, Luscombe J, Cooper JP. Post-operative mortality related to waiting time for hip fracture surgery[J]. Injury, 2005, 36(8): 984.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 44. | 
				                                                                				                                                                       
				                                                                         Khan SK, Kalra S, Khanna A, et al. Timing of surgery for hip fractures: a systematic review of 52 published studies involving 291, 413 patients[J]. Injury, 2009, 40(7): 692-697.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 45. | 
				                                                                				                                                                       
				                                                                         Tang X, Liu L, Yang TF, et al. Preliminary effect of proximal femoral nail antirotation on emergency treatment of senile patients with intertrochanteric fracture[J]. Chin J Traumatol, 2010, 13(4): 212-216.
				                                                                 |