horizontal fracture of maxilla

例句：

1. 1.The patient had a maxillary horizontal fracture that required immediate surgical intervention.
   患者患有上颌水平骨折，需要立即进行手术治疗。
2. 2.The doctor performed an emergency surgery to repair the maxillary horizontal fracture.
   医生紧急进行了手术来修复上颌水平骨折。
3. 3.The patient was in a critical condition after the maxillary horizontal fracture and required extensive rehabilitation.
   患者因上颌水平骨折处于危急状态，需要进行广泛的康复治疗。