Conclusion: Bicortical screw placement may provide a biomechanically superior construct than unicortical screw placement for the stabilization of unstable proximal tibia fractures.

• 结论:对胫骨近端不稳定型骨折的治疗而言；双皮质螺钉或许可提供比单皮质螺钉更有优势的生物力学固定效果.