A capsular medical apparatus according to the present invention includes a capsule which can be swallowed or inserted in the body, a recording device which receives living body information transmitted from the capsule and which records the received information, and a display device of the living body information. Further, the capsular medical apparatus includes a USB connector which connects and disconnects the recording device and the display device, a voltage detecting circuit which detects the connection between the recording device and the display device, and a USB cable which transmits the living body information to the display device from the recording device.