Ceiling pendants facilitate supplies of medical gases, electric current and weak current from ceiling to workplace of medical specialists. They are used especially for operating theatres, ARD and ICU equipment. Rotary pendant terminated by a rotary source column and a removable shelf is used as a medical devices holder, too. Arbitrary placement of the source column in a room is allowed by rotary joints combined with the horizontal and swing arm with electric drive. All the rotary joints are equipped by hand-controlled position interlock.