A tracheostomy tube that enables speech. The tube is provided with an
inside tube portion to be set in a trachea, an outside tube portion
connected to a ventilator, and a balloon provided on the outer
circumference of the inside tube portion. The balloon is connected to the
inside tube portion so that the inside and outside of the balloon cannot
communicate with each other and the inside tube portion has a hole for
communicating the inside of the interior of the inside tube portion with
the inside of the balloon.