患者,男性,15岁。于入院20天前左眼下睑被电工刀刺伤,在当地缝合伤口,伤后第6天,发现垂直性复视来诊。全身检查正常。眼部情况:视力双眼0.3,左眼下睑眶缘部皮肤可见长约1.5cm 与眶缘平行瘢痕。下穹窿下直肌附着点处有肉样组织隆起。眼位L/R10°,下转及外下转明显受限,外转时高于中线,无下睑退缩。同视机及 Hess 屏检查左眼下直肌功能不足。局麻下行左眼下直 Patient, male, 15 years old. Twenty days before admission, the left lower eyelid was stabbed by an electrician and the wounds were sutured locally. On the 6th day after injury, vertical diplopia was observed. The body check is normal. Eye conditions: eyesight eyes 0.3, the left eye orbital margin of the skin can be seen about 1.5cm and the orbital margin parallel to the scar. Under the dome of rectus muscle attachment point at the meat-like tissue uplift. Eye position L / R10 °, down and outside the turn was significantly limited, when the transfer is higher than the midline, no retraction of the lower eyelid. With the same machine and Hess screen check left eye rectus dysfunction. Local anesthesia straight down under his left eye