title: Failure of pencil-point spinal needles to enter the subarachnoid space.
authors.forename: D
authors.initials: D
authors.lastname: Brighouse
authors.forename: A
authors.initials: A
authors.lastname: Wilkins
mesh_terms: D000767:Anesthesia, Epidural / Q000295:instrumentation*; D000773:Anesthesia, Obstetrical / Q000295:instrumentation*; D000775:Anesthesia, Spinal / Q000295:instrumentation*; D002585:Cesarean Section; D004867:Equipment Design; D005260:Female; D006801:Humans; D009339:Needles; D011247:Pregnancy