title: [Catheter knotting during continuous brachial plexus analgesia by the paraescalene approach].
authors.forename: J
authors.initials: J
authors.lastname: Guillén Perales
authors.forename: J A
authors.initials: JA
authors.lastname: Delgado Tapia
authors.forename: M
authors.initials: M
authors.lastname: González Peláez
authors.forename: J
authors.initials: J
authors.lastname: Santiago Martín
mesh_terms: D000698:Analgesia / Q000295:instrumentation* / Q000379:methods; D001917:Brachial Plexus; D002404:Catheterization; D004868:Equipment Failure; D005260:Female; D006801:Humans; D008875:Middle Aged