Never forget basics

A patient with open fracture of both bones of a leg was posted for wound debridement and external fixation. L3–L4 space was identified by the loss of resistance technique with Tuohy's needle. An epidural catheter was passed through the Tuohy's needle. Aspiration of epidural catheter resulted in cerebro spinal fluid (CSF) tap. We tried to pull the catheter while the needle was in situ. …