Auxiliary drive device for a manually moving device for transporting a patient support surface

摘要

Described is an auxiliary drive device (30) for a manually movable device (10) for transporting a patient support surface, comprising a drive unit (32) with a motor (34) and at least one rotatable by the motor (34) wheel (36), with the the device (10) is rollably movable, a sensor (66, 68, 70) for detecting the direction of movement of the manually moved device (10) and a controller adapted to cause the motor (34) to rotate the wheel (36) to rotate in a direction of rotation corresponding to the direction of movement detected by the sensor (66, 68, 70).