Catheter tip to reduce wire lock

Long picture-like medical implements, its production method, and directions for use. Long picture-like medical implements can be used as a catheter equipped with the long picture-like tubular shaft by which 管腔 was formed in the inside. It scratches, and a dropping component is combined with the inner surface of a wall of a shaft, and it extends in 管腔. It scratches, and a dropping component is constituted so that the debris which can be in the state where it might be accumulated on another medical implements, such as a guide wire, or has been arranged by other methods may be removed.