Methods: The origin, course, distribution, anatomosis and outer diameter of cutaneous nerve and its nutrient vessels were observed on 38 adult lower limbs cadavers perfused with red emulsion.

• 方法：在38侧经动脉灌注红色乳胶的成人下肢标本上，解剖观测了下肢皮神经及其营养血管的来源、走行、分布、吻合及外径；