Centralized support user management in a distributed healthcare information management system. The feed transport device has a retainingaccumulating unit driven independently of a transport element of the feed transport device and subjecting the workpieces to a slower supply speed than the transport element. The sonic-treated liquid can be used as the coupling fluid between the second source of sonic energy and the substrate. The back panel of the bag includes a transparent plastic cover and inside wall for defining a pocket sized for receiving any of a plurality of distinct visual display inserts. A rear part 31a of an upper edge of the carrier basket 31 is connected to the basket-holding rods 32.