Methods We designed the single incision on the postmedial line of the cranium and dissectted bluntly under aponeurosis of occipitofron talis muscle.

将手术切口设计在颅后中线上,从帽深层钝性分,进入区在深分至眶外侧,充分上提部组织后切除多余头皮组织,最后分层缝合。