Objective: To study the best entry points, direction and length of screw in acetabular anterior column lag screw technique.
目的：研究髋臼前柱拉力螺钉内固定技术中螺钉的最佳进钉点、方向和长度。
Conclusions: acetabular anterior column lag screw technique has advantages such as low trauma, high strength of fixation, when being applied in some types of acetabular fractures.
结论：髋臼前柱拉力螺钉技术具有创伤小、固定强度大等优点，在某些髋臼骨折中应用具有明显的优势。
Objective: to provide anatomical basis for the placement of lag screw in the acetabular anterior column.
目的：为髋臼前柱拉力螺钉内固定提供解剖学基础。
Objective to provide the anatomic basis for the lag screw placement in the anterior column of the acetabulum.
目的为经髋臼前柱螺钉固定提供解剖学依据。
Objective: to provide anatomical basis for the placement of lag screw in the acetabular anterior column.
目的：为逆行髋臼后柱拉力螺钉内固定提供解剖学基础。
Objective: to provide anatomical basis for the placement of lag screw in the acetabular anterior column.
目的：为逆行髋臼后柱拉力螺钉内固定提供解剖学基础。
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