As the saying goes surgical stapler "ten nine hemorrhoids male", "ten female hemorrhoid", this is exaggerated, suggests hemorrhoid is a kind of common disease, frequently-occurring disease. According to incomplete statistics, the incidence of hemorrhoids accounted for 80.6% of the anorectal diseases. Hemorrhoids are small, but for a lot of "of" hemorrhoid in a quandary. Due to the conservative treatment is difficult to cure, the traditional operation method, though safe, effective, but acute postoperative pain, length of hospital stay, complications such as anal stenosis. Traditional hemorrhoids resection of postoperative pain, healing time, complications such as incontinence. 1998 Italian famous scholar longo according to based on the modern theory of hemorrhoids, anal cushion down theory, first of all, creative and stapling hemorrhoid fixation (PPH) surgical circular stapler in treating severe hemorrhoids sickness, its essence is to use special stapling anal rectum mucosa and submucosa ring excision, anal cushion suspension, and soon the popularization and application. Li Chunyu professor, director of the China university's four hospital anus bowel division in 2001 took the lead in the domestic to carry out the international most advanced minimally invasive surgery, namely for the treatment of PPH severe hemorrhoids, has successfully cured 1200 cases, the effect is exact, was welcomed by the majority of patients. PPH surgery is minimally invasive, painless surgery, is currently the most advanced, the most ideal operative method to treat diseases. PPH surgery is different from the laser and the traditional surgery, its principle is to use a special circular stapling anal rectum, surgical stapler the lower ring excision of rectal mucosa and submucosa of intestinal wall tissue, and the resection was performed at the same time, make the prolapse of the anus MATS, to restore the normal solution of anal cushion anatomical position, "suspension" role, at the same time to cut off the supply artery branch of haemorrhoids, make smaller haemorrhoids gradually atrophic, "block" effect, so as to effect a radical cure the goal.