title: Successful spinal administration is related to the angle formed between the skin and a spinal needle. A geometric model.
authors.forename: S
authors.initials: S
authors.lastname: Inoue
authors.forename: M
authors.initials: M
authors.lastname: Kawaguchi
authors.forename: H
authors.initials: H
authors.lastname: Furuya
mesh_terms: D000775:Anesthesia, Spinal / Q000295:instrumentation* / Q000379:methods*; D000777:Anesthetics / Q000008:administration & dosage; D006801:Humans; D007278:Injections, Spinal; D008953:Models, Anatomic; D009339:Needles; D009765:Obesity / Q000473:pathology; D012867:Skin / Q000033:anatomy & histology; D013129:Spinal Puncture / Q000295:instrumentation* / Q000379:methods*; D013131:Spine / Q000033:anatomy & histology*; D013346:Subarachnoid Space / Q000033:anatomy & histology
chemical_list: D000777:Anesthetics