1. Court-Brown, CM, Caesar, B. Epidemiology of adult fractures: a review. Injury. 2006;37(8):691-697. doi:10.1016/j.injury.2006.04.130.
Google Scholar | Crossref | Medline | ISI2. McLean, AS, Price, N, Graves, S, Hatton, A, Taylor, FJ. Nationwide trends in management of proximal humeral fractures: an analysis of 77,966 cases from 2008 to 2017. J Shoulder Elbow Surg. 2019;28(11):2072-2078. doi:10.1016/j.jse.2019.03.034.
Google Scholar | Crossref | Medline3. Klug, A, Gramlich, Y, Wincheringer, D, Schmidt-Horlohé, K, Hoffmann, R. Trends in surgical management of proximal humeral fractures in adults: a nationwide study of records in Germany from 2007 to 2016. Arch Orthop Trauma Surg. 2019;139(12):1713-1721. doi:10.1007/s00402-019-03252-1.
Google Scholar | Crossref | Medline4. Launonen, AP, Lepola, V, Saranko, A, Flinkkilä, T, Laitinen, M, Mattila, VM. Epidemiology of proximal humerus fractures. Archives of osteoporosis. 2015;10:209. doi:10.1007/s11657-015-0209-4.
Google Scholar | Crossref | Medline | ISI5. Hatzidakis, AM, Shevlin, MJ, Fenton, DL, Curran-Everett, D, Nowinski, RJ, Fehringer, EV. Angular-stable locked intramedullary nailing of two-part surgical neck fractures of the proximal part of the humerus. J Bone Joint Surg. 2011;93(23):2172-2179. doi:10.2106/jbjs.J.00754.
Google Scholar | Crossref | Medline6. Jordan, RW, Modi, CS. A review of management options for proximal humeral fractures. Open Orthop J. 2014;8:148-156. doi:10.2174/1874325001408010148.
Google Scholar | Crossref | Medline7. Brouwer, ME, Reininga, IHF, El Moumni, M, Wendt, KW. Outcomes of operative and nonoperative treatment of 3- and 4-part proximal humeral fractures in elderly: a 10-year retrospective cohort study. Eur J Trauma Emerg Surg. 2019;45(1):131-138. doi:10.1007/s00068-017-0890-7.
Google Scholar | Crossref | Medline8. Hudgens, JL, Jang, J, Aziz, K, Best, MJ, Srikumaran, U. Three- and 4-part proximal humeral fracture fixation with an intramedullary cage: 1-year clinical and radiographic outcomes. J Should Slbow Surg. 2019;28(6s):S131-s137. doi:10.1016/j.jse.2019.05.002.
Google Scholar | Crossref | Medline9. Gracitelli, MEC, Malavolta, EA, Assunção, JH, et al. Locking intramedullary nails compared with locking plates for two- and three-part proximal humeral surgical neck fractures: a randomized controlled trial. J Shoulder Elbow Surg. 2016;25(5):695-703. doi:10.1016/j.jse.2016.02.003.
Google Scholar | Crossref | Medline | ISI10. Lambert, SM . Ischaemia healing and outcomes in proximal humeral fractures. EFORT Open Rev. 2018;3(5):304-315. doi:10.1302/2058-5241.3.180005.
Google Scholar | Crossref | Medline11. Fletcher, JWA, Windolf, M, Richards, RG, Gueorguiev, B, Buschbaum, J, Varga, P. Importance of locking plate positioning in proximal humeral fractures as predicted by computer simulations. J Orthop Res. 2019;37(4):957-964. doi:10.1002/jor.24235.
Google Scholar | Crossref | Medline12. Dang, KH, Ornell, SS, Reyes, G, Hussey, M, Dutta, AK. A new risk to the axillary nerve during percutaneous proximal humeral plate fixation using the synthes PHILOS aiming system. J Shoulder Elbow Surg. 2019;28(9):1795-1800. doi:10.1016/j.jse.2019.01.019.
Google Scholar | Crossref | Medline13. Laux, CJ, Grubhofer, F, Werner, CMZ, Simmen, H-P, Osterhoff, G. Current concepts in locking plate fixation of proximal humerus fractures. J Orthop Surg Res. 2017;12(1):137. doi:10.1186/s13018-017-0639-3.
Google Scholar | Crossref | Medline14. Kitson, J, Booth, G, Day, R. A biomechanical comparison of locking plate and locking nail implants used for fractures of the proximal humerus. J Shoulder Elbow Surg. 2007;16(3):362-366. doi:10.1016/j.jse.2006.01.019.
Google Scholar | Crossref | Medline | ISI15. Füchtmeier, B, May, R, Hente, R, et al. Proximal humerus fractures: a comparative biomechanical analysis of intra and extramedullary implants. Arch Orthop Trauma Surg. 2007;127(6):441-447. doi:10.1007/s00402-007-0319-6.
Google Scholar | Crossref | Medline | ISI16. Li, M, Wang, Y, Zhang, Y, Yang, M, Zhang, P, Jiang, B. Intramedullary nail versus locking plate for treatment of proximal humeral fractures: a meta-analysis based on 1384 individuals. J Int Med Res. 2018;46(11):4363-4376. doi:10.1177/0300060518781666.
Google Scholar | SAGE Journals | ISI17. Boudard, G, Pomares, G, Milin, L, et al. Locking plate fixation versus antegrade nailing of 3- and 4-part proximal humerus fractures in patients without osteoporosis. comparative retrospective study of 63 cases. J Orthop Traumatol: Surgery & Research. 2014;100(8):917-924. doi:10.1016/j.otsr.2014.09.021.
Google Scholar | Crossref | Medline18. Nolan, BM, Kippe, MA, Wiater, JM, Nowinski, GP. Surgical treatment of displaced proximal humerus fractures with a short intramedullary nail. J Shoulder Elbow Surg. 2011;20(8):1241-1247. doi:10.1016/j.jse.2010.12.010.
Google Scholar | Crossref | Medline | ISI19. Jawa, A, Burnikel, D. Treatment of Proximal Humeral Fractures: A Critical Analysis Review. JBJS Rev 2016;4(1):e2. doi:10.2106/jbjs.Rvw.O.00003.
Google Scholar | Crossref | Medline20. Konrad, G, Audigé, L, Lambert, S, Hertel, R, Südkamp, NP. Similar outcomes for nail versus plate fixation of three-part proximal humeral fractures. Clin Orthop Relat Res. 2012;470(2):602-609. doi:10.1007/s11999-011-2056-y.
Google Scholar | Crossref | Medline21. Blum, J, Hansen, M, Müller, M, et al. Proximal humeral fractures and intramedullary nailing: experience with a new nail system. Eur J Trauma Emerg Surg. 2009;35(5):489-498. doi:10.1007/s00068-009-8091-7.
Google Scholar | Crossref | Medline22. Lopiz, Y, Garcia-Coiradas, J, Garcia-Fernandez, C, Marco, F. Proximal humerus nailing: a randomized clinical trial between curvilinear and straight nails. J Shoulder Elbow Surg. 2014;23(3):369-376. doi:10.1016/j.jse.2013.08.023.
Google Scholar | Crossref | Medline | ISI23. Hessmann, MH, Nijs, S, Mittlmeier, T, et al. Internal fixation of fractures of the proximal humerus with the multiLoc nail. Operat Orthop Traumatol. 2012;24(4-5):418-431. doi:10.1007/s00064-011-0085-z.
Google Scholar | Crossref | Medline | ISI24. Zhao, L, Qi, YM, Yang, L, et al. Comparison of the effects of proximal humeral internal locking system (PHILOS) alone and PHILOS combined with fibular allograft in the treatment of teer three‐ or four‐part proximal humerus fractures in the elderly. Orthop Surg. 2019;11(6):1003-1012. doi:10.1111/os.12564.
Google Scholar | Crossref | Medline25. Clavert, P, Hatzidakis, A, Boileau, P. Anatomical and biomechanical evaluation of an intramedullary nail for fractures of proximal humerus fractures based on tuberosity fixation. Clin BioMech. 2016;32:108-112. doi:10.1016/j.clinbiomech.2015.12.005.
Google Scholar | Crossref | Medline26. Günther, C, Müller, P, Mutschler, W, Sprecher, C, Milz, S, Braunstein, V. Straight proximal humeral nails are surrounded by more bone stock in comparison to bent nails in an experimental cadaveric study. Patient Saf Surg. 2014;8:18. doi:10.1186/1754-9493-8-18.
Google Scholar | Crossref | Medline27. Euler, SA, Hengg, C, Kolp, D, Wambacher, M, Kralinger, F. Lack of fifth anchoring point and violation of the insertion of the rotator cuff during antegrade humeral nailing. Bone Joint J. 2014;96-b(2):249-253. doi:10.1302/0301-620x.96b2.31293.
Google Scholar | Crossref | Medline28. Plath, JE, Kerschbaum, C, Seebauer, T, et al. Locking nail versus locking plate for proximal humeral fracture fixation in an elderly population: a prospective randomised controlled trial. BMC Muscoskel Disord. 2019;20(1):20. doi:10.1186/s12891-019-2399-1.
Google Scholar | Crossref | Medline29. Ge, W, Sun, Q, Li, G, Lu, G, Cai, M, Li, S. Efficacy comparison of intramedullary nails, locking plates and conservative treatment for displaced proximal humeral fractures in the elderly. Clin Interv Aging. 2017;12:2047-2054. doi:10.2147/cia.S144084.
Google Scholar | Crossref | Medline30. Rotman, D, Efrima, B, Yoselevski, N, et al. Early displacement of two part proximal humerus fractures treated with intramedullary proximal humeral nail. J Orthop. 2020;19:59-62. doi:10.1016/j.jor.2019.11.027.
Google Scholar | Crossref | Medline31. Mehta, S, Chin, M, Sanville, J, Namdari, S, Hast, MW. Calcar screw position in proximal humerus fracture fixation: don’t miss high! Injury. 2018;49(3):624-629. doi:10.1016/j.injury.2018.02.007.
Google Scholar | Crossref | Medline32. Oppebøen, S, Wikerøy, AKB, Fuglesang, HFS, Dolatowski, FC, Randsborg, P-H. Calcar screws and adequate reduction reduced the risk of fixation failure in proximal humeral fractures treated with a locking plate: 190 patients followed for a mean of 3 years. J Orthop Ourgery Res. 2018;13(1):197. doi:10.1186/s13018-018-0906-y.
Google Scholar | Crossref | Medline33. Rothstock, S, Plecko, M, Kloub, M, Schiuma, D, Windolf, M, Gueorguiev, B. Biomechanical evaluation of two intramedullary nailing techniques with different locking options in a three-part fracture proximal humerus model. Clin BioMech. 2012;27(7):686-691. doi:10.1016/j.clinbiomech.2012.03.003.
Google Scholar | Crossref | Medline | ISI34. Shi, X, Liu, H, Xing, R, et al. Effect of intramedullary nail and locking plate in the treatment of proximal humerus fracture: an update systematic review and meta-analysis. J Orthop Surg Res. 2019;14(1):285. doi:10.1186/s13018-019-1345-0.
Google Scholar | Crossref | Medline35. Dilisio, MF, Nowinski, RJ, Hatzidakis, AM, Fehringer, EV. Intramedullary nailing of the proximal humerus: evolution, technique, and results. J Shoulder Elbow Surg. 2016;25(5):e130-e138. doi:10.1016/j.jse.2015.11.016.
Google Scholar | Crossref | Medline | ISI36. Fazal, M, Baloch, I, Ashwood, N. Polarus nail fixation for proximal humeral fractures. J Orthop Surg. 2014;22(2):195-198. doi:10.1177/230949901402200216.
Google Scholar | SAGE Journals37. Brooks, C, Revell, W, Heatley, F. A quantitative histological study of the vascularity of the rotator cuff tendon. J Bone Jt Surg Br Vol. 1992;74-B(1):151-153. doi:10.1302/0301-620x.74b1.1732247.
Google Scholar | Crossref38. Wanzl, M, Foehr, P, Schreiber, U, Burgkart, RH, Lenich, A. Biomechanical testing to evaluate the cut-through resistance of intramedullary nails for the proximal humerus. Injury. 2016;47(Suppl 7):S20-S24. doi:10.1016/s0020-1383(16)30849-x.
Google Scholar | Crossref | Medline