| 摘要 |
The present invention relates to a side view type or a direct view type endoscope which is used not only for examining the inner portion of stomachs and bowels, but also for cutting out or treating polyps on the wall of stomachs and bowels by an extractor which is inserted through an extractor leading tube of the endoscope. In said endoscope, the rear end portion of a wire guide tube of the extractor operating device is opened or can be opened for washing and sterilization of said wire guide tube.
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