Y-shaped shunt for the treatment of Dandy-Walker malformation combined with giant arachnoid cysts: A case report

Figure 2 Surgical position, method. A: Patient position and incision design during surgery; B: Medtronic catheter connector; C: Intraoperative incision; D: A supratentorial adjustable pump was placed behind the ear, connected to a three-way valve; a drainage tube for cerebellar hemispheric cysts was connected to the ordinary non-adjustable pump, and then connected to the three-way valve. The other end of the three-way valve was connected to the end of the abdominal cavity, as in general shunt therapy. Citation for Figure 2B: The authors have obtained the permission for figure using from the Medtronic (see Supplementary material).