| 1. | 
				                                                                				                                                                       
				                                                                        Keschner MT, Paksima N. The stiff elbow. Bull NYU Hosp Jt Dis, 2007, 65(1):24-28.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 2. | 
				                                                                				                                                                       
				                                                                        Morrey BF. Post-traumatic contracture of the elbow. Operative treatment, including distraction arthroplasty. J Bone Joint Surg (Am), 1990, 72(4):601-618.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 3. | 
				                                                                				                                                                       
				                                                                        Higgs ZC, Danks BA, Sibinski M, et al. Outcomes of open arthrolysis of the elbow without post-operative passive stretching. J Bone Joint Surg (Br), 2012, 94(3):348-352.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 4. | 
				                                                                				                                                                       
				                                                                        Morrey BF. Surgical treatment of extraarticular elbow contracture. Clin Orthop Relat Res, 2000, (370):57-64.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 5. | 
				                                                                				                                                                       
				                                                                        Apfelberg DB, Larson SJ. Dynamic anatomy of the ulnar nerve at the elbow. Plast Reconstr Surg, 1973, 51(1):79-81.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 6. | 
				                                                                				                                                                       
				                                                                        Nakano K, Murata K, Omokawa S, et al. Dynamic analysis of the ulnar nerve in the cubital tunnel using ultrasonography. J Shoulder Elbow Surg, 2014, 23(7):933-937.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 7. | 
				                                                                				                                                                       
				                                                                        Gelberman RH, Yamaguchi K, Hollstien SB, et al. Changes in interstitial pressure and cross-sectional area of the cubital tunnel and of the ulnar nerve with flexion of the elbow. An experimental study in human cadavera. J Bone Joint Surg (Am), 1998, 80(4):492-501.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 8. | 
				                                                                				                                                                       
				                                                                        Robertson C, Saratsiotis J. A review of compressive ulnar neuropathy at the elbow. J Manipulative Physiol Ther, 2005, 28(5):345.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 9. | 
				                                                                				                                                                       
				                                                                        Williams BG, Sotereanos DG, Baratz ME, et al. The contracted elbow:is ulnar nerve release necessary? J Shoulder Elbow Surg, 2012, 21(12):1632-1636.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 10. | 
				                                                                				                                                                       
				                                                                        Park MJ, Chang MJ, Lee YB, et al. Surgical release for posttraumatic loss of elbow flexion. J Bone Joint Surg (Am), 2010, 92(16):2692-2699.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 11. | 
				                                                                				                                                                       
				                                                                        刘珅, 阮洪江, 范存义. 肘关节僵硬治疗中尺神经的处理与预后. 中国矫形外科杂志, 2009, 17(9):707-709.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 12. | 
				                                                                				                                                                       
				                                                                        Ouyang Y, Wang Y, Li F, et al. Open release and a hinged external fixator for the treatment of elbow stiffness in young patients. Orthopedics, 2012, 35(9):e1365-1370.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 13. | 
				                                                                				                                                                       
				                                                                        Liu S, Liu JJ, Li XJ, et al. Open arthrolysis and prosthetic replacement of the radial head for elbow stiffness associated with rotation limitation. J Shoulder Elbow Surg, 2013, 22(2):275-279.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 14. | 
				                                                                				                                                                       
				                                                                        Ouyang Y, Liao Y, Liu Z, et al. Hinged external fixator and open surgery for severe elbow stiffness with distal humeral nonunion. Orthopedics, 2013, 36(2):e186-192.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 15. | 
				                                                                				                                                                       
				                                                                        Ruan HJ, Liu S, Fan CY, et al. Open arthrolysis and hinged external fixation for posttraumatic ankylosed elbows. Arch Orthop Trauma Surg, 2013, 133(2):179-185.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 16. | 
				                                                                				                                                                       
				                                                                        Wang W, Liu JJ, Liu S, et al. Arthrolysis combined with reconstruction for treatment of terrible triad injury with a poor outcome after surgical as well as conservative intervention. Arch Orthop Trauma Surg, 2014, 134(3):325-331.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 17. | 
				                                                                				                                                                       
				                                                                        公茂琪, 查晔军, 刘兴华, 等. 肘关节松解术治疗创伤后肘关节僵硬:附258例报告. 中华创伤骨科杂志, 2012, 14(2):122-126.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 18. | 
				                                                                				                                                                       
				                                                                        Morrey BF, An KN. Articular and ligamentous contributions to the stability of the elbow joint. Am J Sports Med, 1983, 11(5):315-319.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 19. | 
				                                                                				                                                                       
				                                                                        Morrey BF, An KN. Stability of the elbow:osseous constraints. J Shoulder Elbow Surg, 2005, 14(1 Suppl S):174S-178S.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 20. | 
				                                                                				                                                                       
				                                                                        Morrey BF, Tanaka S, An KN. Valgus stability of the elbow. A definition of primary and secondary constraints. Clin Orthop Relat Res, 1991, (265):187-195.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 21. | 
				                                                                				                                                                       
				                                                                        An KN, Hui FC, Morrey BF, et al. Muscles across the elbow joint:a biomechanical analysis. J Biomech, 1981, 14(10):659-669.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 22. | 
				                                                                				                                                                       
				                                                                        Kulkarni GS, Kulkarni VS, Shyam AK, et al. Management of severe extra-articular contracture of the elbow by open arthrolysis and a monolateral hinged external fixator. J Bone Joint Surg (Br), 2010, 92(1):92-97.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 23. | 
				                                                                				                                                                       
				                                                                        Tan V, Daluiski A, Simic P, et al. Outcome of open release for posttraumatic elbow stiffness. J Trauma, 2006, 61(3):673-678.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 24. | 
				                                                                				                                                                       
				                                                                        Patterson SD, Bain GI, Mehta JA. Surgical approaches to the elbow. Clin Orthop Relat Res, 2000, (370):19-33.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 25. | 
				                                                                				                                                                       
				                                                                        Wang W, Jiang SC, Liu S, et al. Stability of severely stiff elbows after complete open release:treatment by ligament repair with suture anchors and hinged external fixator. J Shoulder Elbow Surg, 2014, 23(10):1537-1544.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 26. | 
				                                                                				                                                                       
				                                                                        Ring D, Hotchkiss RN, Guss D, et al. Hinged elbow external fixation for severe elbow contracture. J Bone Joint Surg (Am), 2005, 87(6):1293-1296.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 27. | 
				                                                                				                                                                       
				                                                                        Morrey BF. Ligament injury and the use of hinged external fixators at the elbow. Instr Course Lect, 2012, 61:215-225.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 28. | 
				                                                                				                                                                       
				                                                                        McCarthy EF, Sundaram M. Heterotopic ossification:a review. Skeletal Radiol, 2005, 34(10):609-619.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 29. | 
				                                                                				                                                                       
				                                                                        Kaplan FS, Glaser DL, Hebela N, et al. Heterotopic ossification. J Am Acad Orthop Surg, 2004, 12(2):116-125.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 30. | 
				                                                                				                                                                       
				                                                                        Lee EK, Namdari S, Hosalkar HS, et al. Clinical results of the excision of heterotopic bone around the elbow:a systematic review. J Shoulder Elbow Surg, 2013, 22(5):716-722.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 31. | 
				                                                                				                                                                       
				                                                                        Lindenhovius AL, Linzel DS, Doornberg JN, et al. Comparison of elbow contracture release in elbows with and without heterotopic ossification restricting motion. J Shoulder Elbow Surg, 2007, 16(5):621-625.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 32. | 
				                                                                				                                                                       
				                                                                        Park MJ, Kim HG, Lee JY. Surgical treatment of post-traumatic stiffness of the elbow. J Bone Joint Surg(Br), 2004, 86(8):1158-1162.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 33. | 
				                                                                				                                                                       
				                                                                        Ilahi OA, Strausser DW, Gabel GT. Post-traumatic heterotopic ossification about the elbow. Orthopedics, 1998, 21(3):265-268.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 34. | 
				                                                                				                                                                       
				                                                                        Bauer AS, Lawson BK, Bliss RL, et al. Risk factors for posttraumatic heterotopic ossification of the elbow:case-control study. J Hand Surg (Am), 2012, 37(7):1422-1429. e1-6.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 35. | 
				                                                                				                                                                       
				                                                                        Douglas K, Cannada LK, Archer KR, et al. Incidence and risk factors of heterotopic ossification following major elbow trauma. Orthopedics, 2012, 35(6):e815-822.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 36. | 
				                                                                				                                                                       
				                                                                        Foruria AM, Augustin S, Morrey BF, et al. Heterotopic ossification after surgery for fractures and fracture-dislocations involving the proximal aspect of the radius or ulna. J Bone Joint Surg (Am), 2013, 95(10):e66.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 37. | 
				                                                                				                                                                       
				                                                                        Vuolteenaho K, Moilanen T, Moilanen E. Non-steroidal antiinflammatory drugs, cyclooxygenase-2 and the bone healing process. Basic Clin Pharmacol Toxicol, 2008, 102(1):10-14.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 38. | 
				                                                                				                                                                       
				                                                                        Stein DA, Patel R, Egol KA, et al. Prevention of heterotopic ossification at the elbow following trauma using radiation therapy. Bull Hosp Jt Dis, 2003, 61(3-4):151-154.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 39. | 
				                                                                				                                                                       
				                                                                        张敏, 申文江, 高献书, 等. 肘关节松解术前放射治疗预防异位骨化形成. 国际医学放射学杂志, 2011, 34(3):215-218, 260.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 40. | 
				                                                                				                                                                       
				                                                                        Strauss JB, Wysocki RW, Shah A, et al. Radiation therapy for heterotopic ossification prophylaxis afer high-risk elbow surgery. Am J Orthop (Belle Mead NJ), 2011, 40(8):400-405.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 41. | 
				                                                                				                                                                       
				                                                                        Mansat P, Morrey BF. The column procedure:a limited lateral approach for extrinsic contracture of the elbow. J Bone Joint Surg (Am), 1998, 80(11):1603-1615.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 42. | 
				                                                                				                                                                       
				                                                                        Koh KH, Lim TK, Lee HI, et al. Surgical treatment of elbow stiffness caused by post-traumatic heterotopic ossification. J Shoulder Elbow Surg, 2013, 22(8):1128-1134.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 43. | 
				                                                                				                                                                       
				                                                                        Yan H, He J, Chen S, et al. Intrawound application of vancomycin reduces wound infection after open release of post-traumatic stiff elbows:a retrospective comparative study. Journal of shoulder and elbow surgery. J Shoulder Elbow Surg, 2014, 23(5):686-692.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 44. | 
				                                                                				                                                                       
				                                                                        Kodde IF, van Rijn J, van den Bekerom MP, et al. Surgical treatment of post-traumatic elbow stiffness:a systematic review. J Shoulder Elbow Surg, 2013, 22(4):574-580.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 45. | 
				                                                                				                                                                       
				                                                                        Issack PS, Egol KA. Posttraumatic contracture of the elbow:current management issues. Bull Hosp Jt Dis, 2006, 63(3-4):129-136.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 46. | 
				                                                                				                                                                       
				                                                                        Sakano S, Hasegawa Y, Murata Y, et al. Inhibitory effect of bFGF on endochondral heterotopic ossification. Biochem Biophys Res Commun, 2002, 293(2):680-685.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 47. | 
				                                                                				                                                                       
				                                                                        Holmenschlager F, Halm JP, Winckler S. Fresh fractures of the radial head:results with the Judet prosthesis. Res Chir Orthop Reparatrice Appar Mot, 2002, 88(4):387-397.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 48. | 
				                                                                				                                                                       
				                                                                        King GJ. Management of comminuted radial head fractures with replacement arthroplasty. Hand Clin, 2004, 20(4):429-441.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 49. | 
				                                                                				                                                                       
				                                                                        Müller MC, Burger C, Wirtz DC, et al. Replacement of the comminuted radial head fracture by a bipolar radial head prosthesis. Oper Orthop Traumatol, 2011, 23(1):37-45.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 50. | 
				                                                                				                                                                       
				                                                                        Giannicola G, Bullitta G, Sacchetti FM, et al. Change in quality of life and cost/utility analysis in open stage-related surgical treatment of elbow stiffness. Orthopedics, 2013, 36(7):e923-930.
				                                                                 |