separation of lower humeral epiphysis

例句：

1. 1. The patient's arm was severely injured during the accident, resulting in a separation of the lower humeral epiphysis.
   患者在事故中严重受伤，导致肱骨下端分离。
2. 2.The doctor performed surgery to repair the damage and prevent further separation of the lower humeral epiphysis.
   医生进行了手术来修复损伤并防止肱骨下端进一步分离。
3. 3.The fractured bone required several weeks of immobilization before it could be separated from the surrounding tissue.
   骨折的骨头需要几周的时间才能从周围的组织中分离出来。