Shaft instrument, in particular medical-endoscopic instrument shaft

The invention relates to a shaft instrument, in particular a medical endoscopic shaft instrument with a hollow shaft and having at least one distal integrated in the hollow shaft housing with at least one arranged therein electronic image sensor for optical detection of a region on the distal side of the hollow shaft situated and / or arranged therein light sources for illuminating this range, wherein the housing from a position in which the image sensor and / or the lighting means are disposed within the inner lumen of the hollow shaft, a straight line is movable to a position in which the image sensor and / or the lamps are arranged outside of the inner lumen of the hollow shaft wherein the housing is displaceable through an opening formed on the peripheral wall of the hollow shaft and opening at its formed from the peripheral wall at the opening of the hollow shaft opposite facing away from the inside outer side of at least one in supports the hollow shaft guided transversely elongated and resiliently formed to its longitudinal extents carrier which extends substantially over the entire length of the hollow shaft and is fixed in the area of ​​the proximal end of the hollow shaft or the proximal end of the hollow shaft.