Surgical table comprising: a base comprising a chassis and rotatably connected to the chassis a plurality of wheels for supporting the surgical table on a floor, a first of the wheels being drivable and comprised in a swivel castor rotatably connected to the chassis； a column extending from the chassis； a tabletop coupled to the column and providing a patient support surface； and a drive system for causing rotation of the first wheel relative to the chassis thereby to drive the surgical table along the floor. Also disclosed are surgical tables with a drive system for causing rotation of a wheel of the table in dependence on one or more of a state of a dead man's switch of the table, a height of a column of the table, a state of a brake of the table, and a state of a power supply of the table.
