Methods 53 cases of humeral fractures were treated with interlocking intramedullary nail.Forty-one cases were treated with antegrade nail, twelve cases with retrograde nail.

• 方法对53例肱骨骨折患者应用带锁髓内钉治疗，其中，顺行髓内钉内固定41例，逆行髓内钉内固定12例。