论文部分内容阅读
为18例颧部骨折在伤后不同时期进行手术时取骨组织做形态学检查,其中伤后30天以内4例,30天至3个月6例,3～6月5例,6月以上3例。手术时研究了局部解剖学的状况,骨折片的外形和活动性,局部骨组织和软组织形态学的变化:组织标本经固定、脱钙、包埋、切片、染色、镜检。结果伤后30天以内,骨片边缘锐利不平,周围软组织有浸润硬结,出血区周围有细胞浸润,有的骨折
18 cases of zygomatic fractures in different periods after injury to take bone tissue for morphological examination, of which 30 cases within 30 days after injury, 4 cases, 30 days to 3 months in 6 cases, 3 to 6 months in 5 cases, more than 6 months 3 cases. Local anatomy, fracture shape and activity, changes in local bone tissue and soft tissue morphology were studied during surgery: tissue samples were fixed, decalcified, embedded, sectioned, stained, and examined by microscopy. Results Within 30 days after injury, the edges of the bone chips were sharp and uneven with infiltration and induration around the soft tissue. There were cell infiltration around the bleeding area and some fractures