Figure 1.

The burr-hole craniostomy and subdural drain (SDD) placement technique which was performed in HSAJB

A: The burr-hole craniostomy size of at least 10 mm diameter.

B: Following intra-operative irrigation with body tempered normal saline solution; the Jack’s catheter was placed inside the burr-hole within the subdural compartment.

C: The catheter was pulled through from underneath the galea postero-laterally from the skin incision.

D: The drain was connected to the collecting system which was placed under non-active suction pressure (passive drain).