Results:As to operation time, pain, residual time, timen return to work, satisfactory rate, complication and recurrence, PPH plus haemorrhoidectomy are superior to Milligan-Morgan methods.

• 结果:通过对手术时间、疼痛指数、住院时间、恢复工作时间、患者的满意度、术后各种并发症的发生率及复发等进行比较研究,PPH组占有明显优势。