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我院内窥镜室自1988年开展内镜下高频电凝切除消化道息肉以来,采用日本Olympus—PSD一2E型高频电发生器先后为486例患者切除消化道息肉578颗,有2例出现迟发性大出血,占患者总数的0.42%。
In 1988, the Endoscope Department of our hospital had performed high-frequency coagulation under the endoscope in 1988 to remove gastrointestinal polyps. The Japanese Olympus-PSD-2E high-frequency electric generator was used to remove 578 polyps of digestive tract in 486 patients. There were 2 cases. Delayed bleeding occurred, accounting for 0.42% of the total number of patients.