A new surgical technic of tubing was introduced to establish free communication via the occluded foramen of Luschka in atresia of out-let of the fourth ventricle.

• 介绍了一种安装导管的新手术,以便将第四脑室脑脊液引流至枕大池,用于治疗第四脑室出口的狭窄或闭销。