به دو روش ليدوكايين تنها و ليدوكايين همراه مپريدين IVRA بررسي مقايسه اي بي حسي عصبي ناحيه اي داخل وريدي

Intravenous Regional Anesthesia with Lidocaine Versus Lidocaine +Meperidine

Regarding to prevalance of upper extreimity injuries, The necessity of numerous anesthesia for treatment and taking long term analgesic, prabability of general anesthesia complication and consuetude change to drug addiction. We need a method of anesthesia with low number of general anesthesia and analgesic drugʹs after operation. This double-blind study of 50 cases over 15 years old requiring a surgery on the upper extreimity was done at Baghiyatallah Hospital. The patients randomly were divided in two groups of 25 patients. In the first group 200 mg lidocaine per se while in the second group conbination of 200 mg lidocaine and 30 mg meperidine (1.5 ml) intravenously was used. Frist, 1 mg midazolam was injected intravenously and vital signs were recorded. pre and post injection, during operation every 5 minutes after tourniquet release. The necessary amount of narcotic used during the operation and the time taken for a patient to request an analgesic after the operation were recorded. The time of onset and recovery of sensory block in 3 nerves were considered. No significant difference in vital signs, age, sex, weight, type of surgery and duration of surgery. Were noted motor and sensory blocks in the three nerves were significantly faster in the second group in comparison to the group. Comparing two groups show no difference in motor and sensory recovery in the nerves.