Objective To observe the clinical effect of the senile proximal humeral fractures treated by AO Locking compression plates(LCP). Methods Retrospective analysis from 2006 to 2009 were treated 36 cases of senile proximal humeral fractures were treated by AO locking compression plate.Results Clinical curative effect was evaluated according to Neer score.24 cases were excellent,9 cases were good,2 cases were normal,1 case was poor.No wound infection case and fracture nonunion case.Conclusions AO proximal humeru...