| 摘要 |
An endoscope with a flexible elongate insertion shaft, an illumination guide extending longitudinally through the insertion shaft, and an image guide extending longitudinally through the insertion shaft. The insertion shaft is formed along an outer surface with at least one longitudinally extending channel longitudinally traversable by an elongate endoscopic instrument. The channel having a longitudinally extending slot so that the channel is open to the ambient environment along at least a portion of its length.
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