An endoscopic medical tool is endoscopically inserted into a body cavity in order to eject a member into the body cavity, and includes: a flexible sheath having an inner cavity an elastically deformable stopper which is provided projecting out toward the inner cavity in a distal end portion of the sheath, and prevents the member which has been loaded inside the sheath from falling out of the sheath and a pusher which is inserted into the sheath in a freely advancing and retracting manner, and which pushes out and ejects the member from the sheath. In the endoscopic medical tool, the stopper is formed in only a partial region of the inner cavity so that the stopper does not continuously formed over the entire circumference of the inner cavity.