The Effect of Systemic Lidocaine Infusion to Postoperative Pain and Quality of Recovery After Laparoscopic Hernia Repair in Children

Inclusion Criteria: * Age between 1 and 6 year-old * ASA class 1 and 2 * Pediatric Inguinal hernia patients who are scheduled for elective laparoscopic inguinal hernia repair Exclusion Criteria: * Allergy to local anesthetics or contraindication to use of lidocaine * Current active upper respiratory infection or history of upper respiratory infection within 2 weeks * Severe cardiovascular disease * Renal failure * Liver failure * Neurologic and psychologic disease * Chronic treatment with analgesics * Previous history of laparoscopic operation * Parents' refusal