Medical device

Abstract

The purpose of the present invention is to provide a medical device that has a hollow shaft formed using a coil, and is capable of feeding and suctioning liquid.　A medical device 1 comprises: a hollow shaft 11 formed using a coil 11c obtained by winding a wire w1 around a long axis, the hollow shaft 11 having an inner space p extending along the long axis direction and located on the inner side in the radial direction of the coil 11c; a spiral protrusion part 21 provided on the outer circumferential surface of the hollow shaft 11; and a lumen forming body 31 attached to the hollow shaft 11 and provided so as to form a liquid-tight lumen L1.