Abstract: The invention relates to a drive system for driving movement of a patient support device across a floor, comprising a base having a front side facing the patient support device, first and second drive wheels arranged on said base said wheels being rotatable around first and second respective wheel axles substantially parallel to the floor and rotatable around first and second respective swivel axles substantially perpendicular to the floor, wherein the first and second swivel axles are spaced apart from each other when projected onto the front side and arranged at fixed positions on the base, wherein the drive wheels are rotatable around their swivel axles between a first orientation for forward movement, and a second orientation for transverse movement, wherein in the second orientation the first and second drive wheels are positioned at substantially different distances from the front side of the base.

Abstract: Hoist device for persons comprising a lifting arm to which a headed stud is attached for attaching a hoist sling to the lifting arm, wherein the head has a larger diameter than the stud, and wherein the hoist sling comprises an attachment device for attaching the hoist sling to the lifting arm, comprising a plate-shaped part comprising: a continuous slot situated in a plane of the plate-shaped part comprising a first portion through which the stud and its head will pass, a second portion through which the stud will but the head of the stud will not pass, and a connection portion between the first and second portion, and a locking device arranged to the plate-shaped part and movable parallel to the plane of the plate-shaped part, which locking device near a first end comprises a closing member and near a second end comprises an operation member that can be operated for bringing the closing member from a first position, in which the closing member closes off the connection portion, to a second position, in w