While suturing a umbilical catheter argyle" vessel 3.5 fr.15 inch dual lumen, it inadvertently broke at 8 cm and was unable to be retrieved.A chest x-ray was immediately taken and the line fragment was in the inferior vena cava.The newborn patient was transferred via lifeflight to a children's specialty hospital.The newborn patient was taken to interventional radiology where they were able to retrieve the fragment from the left pulmonary artery.