The effectiveness of the developed original two-stage method of surgical treatment of epithelial coccygeal passage (positive decision on the issue of the Russian Federation patent for invention under application No. ) was studied by comparing the results of using the introduced new method with the traditional methods. The study included 60 patients who made up 3 comparable groups of clinical observations. A comparative analysis of the final results, the number of early and long-term postoperative complications revealed reliable advantages of the developed technique, consisting in a decrease in the proportion of postoperative complications, recurrence of sacro-coccygeal fistulas, reduction in the duration of treatment and hospital stay.