Endoscope holding and transfer unit

Endoskophalte- and transport unit for holding, guiding and for rotational and transverse movement of a shaft of an endoscope or surgical instrument, comprising a housing, a driven drive sleeve rotatably inserted in the housing (4) with internal pins (5, 6) and elevations and an end toothing (20), two series-inserted in the drive sleeve feed sleeves (8, 10) each having an outer circumferential periodically cyclic, each to the other advancing sleeve synchronously counter-groove for guiding the bolts, which over a catch pin (12) and with a with each other crown gear (18) via a coupling pin (13) is connected, wherein the crown gear between a position pushed together toothing (20) of crown gear and the drive sleeve, and a position inserted in the housing coupling pin is displaceable, the advancing sleeve of a (on the endoscope shaft 11 ) acting class emmvorrichtung (16, 17) which are activated by the elevations in the drive sleeve, wherein in each position is always one of the clamping devices is activated.