[Microlaryngoscopic surgery in the treatment of vocal cord benign lesion under surface anesthesia].

OBJECTIVE: To evaluate the effect of microlaryngoscopic surgery in the treatment of vocal cord benign lesion. METHOD: The operation was performed using suspension laryngoscope and common operative microscope under surface anesthesia with 1% pontocaine. RESULT: In the 872 patients,438 cases had vocal nodules, 353 were vocal polyps and other vocal cord cysts. In 208 patients underwent successful operation, 171 cases were cured clinically and 36 cases improved after the first attempt with a general effective rate of 96.3%. CONCLUSION: The most patients who had vocal cord benign lesions without severe cardiovascular diseases could be operated under surface anesthesia which have the advantages of rare complications and rapid recovery.