Hospital bed for surgery recover or intermediate care, electrically operated by two linear actuators and two telescopic columns by low voltage motors DC24V. The motion management is controlled by a microprocessor unit. It has a battery back-up system for an autonomous operation outside the power supply. Mattress surface has 3 articulated sections plus a pelvic fixed section, doing Fowler position. Foot section is manually adjustable by a mechanical rack. Base has two telescopic columns to do height ajustment, Trendelenburg and Anti-trendelenburg positions.