Objective:To explore the clinical efficacy of the treatment of PPH combined with Mil igan-Morgan surgery for circumferential mixed hemorrhoids. Methods:Col ect 70 patients with circumferential mixed hemorrhoids, they were divided into PPH combined with Mil igan-Morgan group and Mil igan-Morgan group, comparing the postoperative hospital stay,pain,bleeding, and postoperative complications. Results:There were no difference in the postoperative hospital stay,pain,bleeding (P>0.05);there was a significant statistical significance(P<0.05) in the anal stenosis,anal edema,recurrence. Conclusion:The efficacy of the treatment of PPH combined with Mil igan-Morgan surgery for circumferential mixed hemorrhoids is exact,worthy of clinical application and promotion.