title: Identification of the peridural space by a running infusion drip.
mesh_terms: D000767:Anesthesia, Epidural; D004388:Dura Mater; D006801:Humans; D007267:Injections; D008022:Ligaments; D008722:Methods; D011312:Pressure; D012965:Sodium Chloride
chemical_list: D012965:Sodium Chloride