Conclusion Madelung deformity , distal radioulnar joint dislocation and the change in palm angles of inclination must be rectified.
结论：术中必须纠正桡骨远端短缩及桡侧偏斜畸形、下尺桡关节脱位和恢复掌倾角；
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Objective: to provide anatomical basis for the operation of repairing dislocation of distal radioulnar joint.
目的：为桡尺远侧关节脱位修复提供术式设计的解剖学依据。
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Methods: From 2008 to 2009, 2 male patients of radius head fractures complicating distal radioulnar joint dislocation were treated, the age was 56 and 66 years old respectively.