| 1. | Stephens S, Politi J, Backes J, et al. Repair of medial collateral ligament injury during total knee arthoplasty. Orthopedics, 2012, 35(2): e154-159. | 
				                                                        
				                                                            
				                                                                | 2. | Torre DP, Stephens A, Oh LH, et al. Management of medial collateral ligament injury during primary total knee arthroplasty: a systematic review. Reconstructive Review, 2014, 4(2): 17-23. | 
				                                                        
				                                                            
				                                                                | 3. | Wang XM, Liu HX, Cao PK, et al. Clinical outcomes of medial collateral ligament injury in total knee arthroplasty. Medicine (Baltimore), 2017, 96(30): e7617. | 
				                                                        
				                                                            
				                                                                | 4. | Choi YJ, Lee KW, Seo DK, et al. Conservative management after intraoperative over-release of the medial collateral ligament from its tibial insertion site in patients undergoing total knee arthroplasty. J Knee Surg, 2018, 31(8): 786-791. | 
				                                                        
				                                                            
				                                                                | 5. | Jin C, Zhao JY, Santoso A, et al. Primary repair for injury of medial collateral ligament during total-knee arthroplasty. Medicine (Baltimore), 2019, 98(39): e17134. | 
				                                                        
				                                                            
				                                                                | 6. | Shahi A, Tan TL, Tarabichi S, et al. Primary repair of iatrogenic medial collateral ligament injury during TKA: A modified technique. J Arthroplasty, 2015, 30(5): 854-857. | 
				                                                        
				                                                            
				                                                                | 7. | Leopold SS, McStay C, Klafeta K, et al. Primary repair of intraoperative disruption of the medical collateral ligament during total knee arthroplasty. J Bone Joint Surg (Am), 2001, 83(1): 86-91. | 
				                                                        
				                                                            
				                                                                | 8. | Bohl DD, Wetters NG, Del Gaizo DJ, et al. Repair of intraoperative injury to the medial collateral ligament during primary total knee arthroplasty. J Bone Joint Surg (Am), 2016, 98(1): 35-39. | 
				                                                        
				                                                            
				                                                                | 9. | Winiarsky R, Barth P, Lotke P. Total knee arthroplasty in morbidly obese patients. J Bone Joint Surg (Am), 1998, 80(12): 1770-1774. | 
				                                                        
				                                                            
				                                                                | 10. | Lee GC, Lotke PA. Management of intraoperative medial collateral ligament injury during TKA. Clin Orthop Relat Res, 2011, 469(1): 64-68. | 
				                                                        
				                                                            
				                                                                | 11. | Elmasry SS, Sculco PK, Kia M, et al. A geometric ratio to predict the flexion gap in total knee arthroplasty. J Orthop Res, 2020, 38(7): 1637-1645. | 
				                                                        
				                                                            
				                                                                | 12. | Wada K, Hamada D, Tamaki S, et al. Influence of medial collateral ligament release for internal rotation of tibia in posterior-stabilized total knee arthroplasty: A cadaveric study. J Arthroplasty, 2017, 32(1): 270-273. | 
				                                                        
				                                                            
				                                                                | 13. | Lee HJ, Kim SH, Park YB. Selective medial release using multiple needle puncturing with a spacer block in situ for correcting severe varus deformity during total knee arthroplasty. Arch Orthop Trauma Surg, 2020. doi: 10.1007/s00402-020-03510-7. | 
				                                                        
				                                                            
				                                                                | 14. | Liu F, Yue B, Gadikota HR, et al. Morphology of the medial collateral ligament of the knee. J Orthop Surg Res, 2010, 5(1): 69. doi: 10.1186/1749-799X-5-69. | 
				                                                        
				                                                            
				                                                                | 15. | 馬路遙, 郭萬首. 初次全膝關節置換術中內側副韌帶損傷的診治研究現狀. 中華關節外科雜志 (電子版), 2015, 9(5): 659-662. | 
				                                                        
				                                                            
				                                                                | 16. | 王俏杰, 沈灝, 王琦, 等. 全膝關節置換術中膝關節內側副韌帶損傷的處理. 中華解剖與臨床雜志, 2014, 19(6): 452-455. | 
				                                                        
				                                                            
				                                                                | 17. | 蔣勇, 梁海燕, 熊詠民, 等. TKA 術中原位修復醫源性內側副韌帶損傷效果觀察. 中國骨與關節損傷雜志, 2018, 33(4): 420-421. | 
				                                                        
				                                                            
				                                                                | 18. | 周捍東. 膝內側副韌帶損傷治療現狀及進展. 中國骨與關節損傷雜志, 2010, 25(6): 572-574. | 
				                                                        
				                                                            
				                                                                | 19. | Liu F, Gadikota HR, Kozánek M, et al. In vivo length patterns of the medial collateral ligament during the stance phase of gait. Knee Surg Sports Traumatol Arthrosc, 2011, 19(5): 719-727. | 
				                                                        
				                                                            
				                                                                | 20. | Cheng XW, Wang ZB, Zhang Y, et al. Tightening medial collateral ligament during total knee arthroplasty for patients with fixed valgus deformity: A novel technique. J Orthop Surg (Hong Kong), 2019, 27(1): 1-5. | 
				                                                        
				                                                            
				                                                                | 21. | Rossi R, Cottino U, Bruzzone M, et al. Total knee arthroplasty in the varus knee: tips and tricks. Int Orthop, 2019, 43(1): 151-158. | 
				                                                        
				                                                            
				                                                                | 22. | Koo MH, Choi CH. Conservative treatment for the intraoperative detachment of medial collateral ligament from the tibial attachment site during primary total knee arthroplasty. J Arthroplasty, 2009, 24(8): 1249-1253. | 
				                                                        
				                                                            
				                                                                | 23. | Dragosloveanu S, Cristea S, Stoica C, et al. Outcome of iatrogenic collateral ligaments injuries during total knee arthroplasty. Eur J Orthop Surg Traumatol, 2014, 24(8): 1499-1503. | 
				                                                        
				                                                            
				                                                                | 24. | Jung KA, Lee SC, Hwang SH, et al. Quadriceps tendon free graft augmentation for a midsubstance tear of the medial collateral ligament during total knee arthroplasty. Knee, 2009, 16(6): 479-483. | 
				                                                        
				                                                            
				                                                                | 25. | Siqueira MB, Haller K, Mulder A, et al. Outcomes of medial collateral ligament injuries during total knee arthroplasty. J Knee Surg, 2016, 29(1): 68-73. | 
				                                                        
				                                                            
				                                                                | 26. | Cao JG, Wang L, Zhao HW, et al. Semitendinosus and gracilis transfer for treatment of medial collateral ligament injury of total knee arthroplasty. Eur Rev Med Pharmacol Sci, 2016, 20(18): 3738-3742. | 
				                                                        
				                                                            
				                                                                | 27. | 史哲, 張曉崗, 張坤, 等. 非可吸收編織線修復醫源性內側副韌帶損傷的短期效果評估. 中華骨與關節外科雜志, 2019, 12(2): 126-130. | 
				                                                        
				                                                            
				                                                                | 28. | Wierer G, Runer A, Hoser C, et al. Anatomical MCL reconstruction following TKA. Knee, 2016, 23(5): 911-914. | 
				                                                        
				                                                            
				                                                                | 29. | Dimitris K, Taylor BC, Steensen RN. Excursion of oscillating saw blades in total knee arthroplasty. J Arthroplasty, 2010, 25(1): 158-160. | 
				                                                        
				                                                            
				                                                                | 30. | 安帥, 曹光磊, 沈惠良, 等. 全膝關節置換術中膝關節內側副韌帶損傷原位修復的療效分析. 中國骨與關節損傷雜志, 2019, 34(8): 867-869. | 
				                                                        
				                                                            
				                                                                | 31. | Cho WS, Byun SE, Lee SJ, et al. Laxity after complete release of the medial collateral ligament in primary total knee arthroplasty. Knee Surg Sports Traumatol Arthrosc, 2015, 23(6): 1816-1823. | 
				                                                        
				                                                            
				                                                                | 32. | Ohmori T, Kabata T, Kajino Y, et al. Effectiveness and safety of needle medial collateral ligament pie-crusting in total knee arthroplasty: A cadaveric study. J Knee Surg, 2018, 31(8): 705-709. | 
				                                                        
				                                                            
				                                                                | 33. | Meneghini RM, Daluga AT, Sturgis LA, et al. Is the pie-crusting technique safe for MCL release in varus deformity correction in total knee arthroplasty? J Arthroplasty, 2013, 28(8): 1306-1309. | 
				                                                        
				                                                            
				                                                                | 34. | Kwak DS, In Y, Kim TK, et al. The pie-crusting technique using a blade knife for medial collateral ligament release is unreliable in varus total knee arthroplasty. Knee Surg Sports Traumatol Arthrosc, 2016, 24(1): 188-194. | 
				                                                        
				                                                            
				                                                                | 35. | Ha CW, Park YB, Lee CH, et al. Selective medial release technique using the pie-crusting method for medial tightness during primary total knee arthroplasty. J Arthroplasty, 2016, 31(5): 1005-1010. | 
				                                                        
				                                                            
				                                                                | 36. | Herschmiller T, Grosso MJ, Cunn GJ, et al. Step-wise medial collateral ligament needle puncturing in extension leads to a safe and predictable reduction in medial compartment pressure during TKA. Knee Surg Sports Traumatol Arthrosc, 2018, 26(6): 1759-1766. | 
				                                                        
				                                                            
				                                                                | 37. | Amundsen SH, Meyers KN, Wright TM, et al. Variability in elongation and failure of the medial collateral ligament after pie-crusting with 16- and 18-gauge needles. J Arthroplasty, 2018, 33(8): 2636-2639. | 
				                                                        
				                                                            
				                                                                | 38. | Kayani B, Konan S, Pietrzak JRT, et al. Iatrogenic bone and soft tissue trauma in robotic-arm assisted total knee arthroplasty compared with conventional jig-based total knee arthroplasty: a prospective cohort study and validation of a new classification system. J Arthroplasty, 2018, 33(8): 2496-2501. | 
				                                                        
				                                                            
				                                                                | 39. | Hampp EL, Sodhi N, Scholl L, et al. Less iatrogenic soft-tissue damage utilizing robotic-assisted total knee arthroplasty when compared with a manual approach: a blinded assessment. Bone Joint Res, 2019, 8(10): 495-501. | 
				                                                        
				                                                            
				                                                                | 40. | Hampp EL, Chughtai M, Scholl LY, et al. Robotic-arm assisted total knee arthroplasty demonstrated greater accuracy and precision to plan compared with manual techniques. J Knee Surg, 2019, 32(3): 239-250. | 
				                                                        
				                                                            
				                                                                | 41. | Sultan AA, Piuzzi N, Khlopas A, et al. Utilization of robotic-arm assisted total knee arthroplasty for soft tissue protection. Expert Rev Med Devices, 2017, 14(12): 925-927. | 
				                                                        
				                                                            
				                                                                | 42. | White KT, Fleischman A, Ackerman CT, et al. Managing superficial distal medial collateral ligament insufficiency in primary total knee arthroplasty using bone staples. J Knee Surg, 2019, 32(9): 900-905. | 
				                                                        
				                                                            
				                                                                | 43. | Adravanti P, Dini F, Calafiore G, et al. Medial collateral ligament reconstruction during TKA: a new approach and surgical technique. Joints, 2016, 3(4): 215-217. | 
				                                                        
				                                                            
				                                                                | 44. | Donaldson WF, Sculco TP, Insall JN, et al. Total condylar Ⅲ knee prosthesis. Long-term follow-up study. Clin Orthop Relat Res, 1988, (226): 21-28. |