The invention relates to a medical block associated with a couchette (2) for a patient to lie on, said block comprising: a water supply; a power supply; a stop region for at least one trolley (12); at least one trolley (12) located in the stop region and comprising drawers containing medical equipment; and an access flap corresponding to each trolley (12), provided with locking means and enablingthe drawers of the trolley to be accessed.