title: Local anesthesia for surgical drain removal: a prospective, randomized, double-blind, patient-controlled study.
mesh_terms: D000779:Anesthetics, Local / Q000008:administration & dosage*; D020878:Device Removal / Q000379:methods*; D004311:Double-Blind Method; D004322:Drainage / Q000295:instrumentation*; D006801:Humans; D007322:Instillation, Drug; D008012:Lidocaine / Q000008:administration & dosage*; D010147:Pain Measurement; D010149:Postoperative Pain / Q000517:prevention & control*; D011446:Prospective Studies; D016032:Randomized Controlled Trials as Topic
chemical_list: D000779:Anesthetics, Local; D008012:Lidocaine