Results: After surgery, at 2th week, 1th month, 3th month, 6th month, 9th month, 12th month and 18th month, the outcomes of orbital floor reconstruction with a surgical repair of injured inferior rectus muscle for diplopia were 33.3%, 46.7%, 61.7%, 71.7%, 75%, 78.3% and 78.3% compared with simple orbital floor reconstruction were 5%, 8.3%, 21.7%, 41.7%, 43.3%, 45% and 45%, for vertical deviation were 80%, 90%, 90%, 90%, 90%, 90% and 90% compared with simple orbital floor reconstruction were 12.5%, for downgaze restriction were 28%, 44%, 56%, 64%, 68%, 72% and 72% compared with simple orbital floor reconstruction were 4.8%, 4.8%, 9.5%, 19%, 23.8%, 28.6% and 28.6%, for upgaze restriction were 50%, 55.8%, 73.1%, 80.8%, 82.7%, 84.6% and 84.6% compared with simple orbital floor reconstruction were 5.6%, 7.4%, 25.9%, 63%, 64.8%, 66.7% and 66.7%.