To provide a medical foot switch with which medical equipment communicable with a system controller can be operated and also medical equipment which is not communicated with the system controller can be operated.

In the medical foot switch 40, in the vicinity of a foot switch 42 for aeroperitonia which is the first foot switch for transmitting a trigger signal represented by ON/OFF to an aeroperitonia apparatus as a first medical equipment, a stage part 51 as a mounting part capable of mounting a foot switch 41 for an electrotome being a second switch is provided. The foot switch 41 for the electrotome can be mounted to the stage part 51, and the depressing operation of the foot switch 42 for aeroperitonia can be carried out with the depressing operation of the foot switch 41 for the electrotome.