Methods: Using an available assistant scope and a wide-field contact laser lens, we can get wide-angle view during vitrectomy.

• 方法：利用手术显微镜上现有的助手镜，配上平常在门诊里作全网膜雷射之广角接触镜，我们即可获得一广角视野之玻璃体切除术系统。