[Fulguration of auriculoventricular conduction in the treatment of supraventricular tachycardias].
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Biomedical subjects
Publications and source records attributed to A Lorenzo.
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OBJECTIVE: To apply a fuzzy logic expert control system for the treatment of postoperative pain in a clinical setting. MATERIAL AND METHODS: A system was designed consisting of a perfusion pump guided by a fuzzy logic computer interface to regulate the perfusion of alfentanil in accordance with the patient's pain response. The system was also equipped with a safety device that halted perfusion in case of desaturation, bradypnea or heart rate or blood pressure variations greater than 25%. The system was used in the first 90 minutes after surgery in a patient who underwent bilateral saphenectomy. RESULTS: All system functions worked properly, maintaining the target analgesic values (visual analog scale < or = 2) 77% of the time. CONCLUSION: It is possible to use fuzzy logic to obtain adequate treatment of postoperative pain.