Disclosed herein is a catheter for a common hepatic duct capable of inserting a stent into a bile duct, a gall bladder, and the like using endoscopic ultrasound (EUS). According to an exemplary embodiment, the catheter includes: an inner guide tube； a perforator coupled with a front end of the inner guide tube； a pressing member coupled with the inner guide tube while maintaining a predetermined interval from the perforator； a stent disposed between the perforator and the pressing member and on an outer circumferential surface of the inner guide tube； and an outer guide tube disposed on the outer circumferential surface of the inner guide tube, wherein the perforator has a cone shape or a polygonal cone shape and is formed so that a distance from a central line to an outside is reduced toward the front end based on the central line in a length direction.
