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眼眶为底朝前外,尖向后内的一对四棱锥形深腔,分为上、下、内侧及外侧四壁,上壁为额骨眶部及蝶骨小翼构成,内侧壁由前至后为上颌骨额突、泪骨、筛骨眶板和蝶骨体组成,最薄处厚仅0.12 mm左右,下壁为上颌骨构成,外侧壁较厚,为颧骨和蝶骨大翼构成。眼眶位于面部暴露部位,在伤害案件为最常见受伤部位,且极易导致眶骨骨折,眼眶骨折分为3型[1]:即直接骨折、爆裂骨折、复合骨折。眼眶爆裂骨折的发
Orbital at the end toward the front, the tip of the back of a pair of four pyramidal deep cavity, divided into upper and lower, medial and lateral four walls, the upper wall of the frontal orbital and sphenoid wing composition, the medial wall from the former To the maxillary frontal protrusion, lacrimal bone, orbital bone plate and sphenoid bone composition, the thinnest thickness of only about 0.12 mm, the lower wall is composed of the maxilla, thick lateral wall, the cheekbones and sphenoid wings constitute. Orbital in the exposed parts of the face, the most common injuries in the injury site, and can easily lead to orbital bone fractures, orbital fractures are divided into 3 types [1]: the direct fracture, burst fracture, complex fracture. Orbital blowout fracture hair