Abstract: A patient transport device which is characterized in one embodiment by a flat rail bed having spaced, parallel, upturned rails on opposite sides, with a seat slidably disposed over the rails by means of rollers rotating in the rails on spaced axles carried by the seat. The device is designed to transport patients from one side of a bed to the other, as well as to and from wheelchairs and dollys. In another embodiment, the seat is enlarged to define a body support, the body support and rail bed combination is supported by hydraulic cylinders to facilitate height adjustment and the larger patient transport device is used to transport patients to and from x-ray tables, dollys, hospital beds and the like.