A retrospective study was carried out on 2509 patients with heamorrhoid in which heamorrhoid grade 2, 3 and 4 were 26.8%; 67.5% and 5.7%, respectively. The rate of patients with the circumferential haemorrhoid was 23.2%. All patients received haemorrhoidectomy by laser CO2 and monitored within 1-6 years by direct consultation and survey paper. The results have shown that the technique had a little intraoperative bleeding, little complication, complete outcome and less relapese. The study concluded that the haemorrhoidectomy by laser CO2 was effective and safe method.
Laser Therapy, Low-Level ; lasers ; surgery ; therapeutics