| 摘要 |
There is described an endoscope with an endoscope shaft in which there are provided - at least one light guide which passes light for illumination of an object field from the proximal region to the distal end of the endoscope, - at least one lens whose image is passed by an image guide to the distal end or is received by a distally arranged video chip, and - at least one channel which extends from the distal end to the proximal end of the endoscope. The invention is distinguished by the fact that the channel or channels comprise(s) two coaxial tubes of which the inner one can be taken out, whereas the outer tube is firmly arranged in the endoscope shaft. |
