Appliance for conveying a catheter, light guide or cable in a controlled manner

A device for the controlled conveying of a cable in the form of a catheter having a light guide or a glass fiber or of an electric cable or of a cable-like tubelet, the device comprising:

• a drive wheel and a contact wheel which can be pressed radially onto the drive wheel, between which the cable to be conveyed can be clamped, so that it is conveyable by the drive of the drive wheel of a drive unit having an appurtenant control unit comprising electronic controls with a measuring device for measuring the rotational motion and rotational speed of the drive wheel,
• wherein the device is designed in three parts, having firstly a cover plate on whose outer side are externally mounted the drive wheel and the contact wheel which can be radially pressed onto said drive wheel, wherein the cover plate, the drive wheel, and the contact wheel can be sterilized by heating to at least 180° C., secondly a non-sterilizable drive unit having an electronic control, an electric motor, a reduction gear and a power supply, and thirdly a box-shaped housing which can also be sterilized by heating to at least 180° C. and into which the drive unit can be completely inserted and can be closed sterilely with the sterilized cover plate so that the device is completely sterile on its outside on all sides, and a separate appurtenant control unit which can be connected to the sterilized device via an electric cable.