一、眼睑的形态结构与常见病眼睑为眼球的附属器之一。复盖在眼球前面。上睑上方以眉毛为界,下睑下方移行于颊部皮肤。距上睑缘上3～4mm处有一水平皱襞,俗称双眼皮。为提上睑肌部分肌纤维直接附着于皱襞下皮肤所致。上下睑之间的裂缝称为睑裂。成人睑裂长度平均为28mm,高度为7.5mm。睑裂的游离缘名睑缘,约2mm宽。睑裂分前后两唇。前唇较钝,生 First, the eyelid morphology and structure of the common eyelid one of the appendages for the eye. Cover in front of eyeball. Top of the upper eyelid to the eyebrows, under the lower eyelid migration in the cheek skin. From the upper eyelid 3 ~ 4mm at a level of folds, commonly known as double eyelid. To mention levator muscle muscle fibers attached directly to the folds under the skin caused. The crack between the upper and lower eyelids is called blepharophimosis. Adult palpebral fissure length average 28mm, height 7.5mm. Palpebral fissure free margin name eyelid, about 2mm wide. Palpebral fissure points before and after the lips. Front lip blunt, raw