Other types ventriculostomy include ventriculocisternostomy developed by the Norwegian doctor Arne Torkildsen.

Successful surgical procedures include surgical removal of the lesion, insertion of a ventriculoperitoneal shunt, and ventriculocisternostomy.

He described the surgical technique of ventriculocisternostomy (lateral ventricle to cisterna magna,; a predecessor of today's endoscopic third ventriculostomy), which is also called "Torkildsen's operation".

Em 1939, ele introduziu uma nova técnica para o tratamento cirúrgico da hidrocefalia (ventriculocisternostomy, shunt de Torkildsen).