A medical apparatus of the present invention includes a medical device configured to be introduced into a body, and the medical apparatus further includes: an image pickup portion which is provided in the medical device and picks up an image of a subject to be examined in the body; a securing portion configured to secure the medical device to a wall in the body; and a grasping unit which is arranged in parallel to the image pickup portion, incorporates at least one assistance apparatus that assists the image pickup, and is configured to be grasped when the medical apparatus is introduced and retracted in and out of the body.