Objective: To evaluate the feasibility, efficacy, and clinical outcome of the radiation-free endo-insertion of double-pigtail ureteral stents under local anaesthesia for managing acute calcular ureteral obstruction during the last trimester of pregnancy. Patients and methods: Radiation-free endo-insertion of double-pigtail ureteral stent under local anaesthesia was used as an emergency management for managing acute ureteral obstruction, not responding to conservative measures, in twenty nine pregnant women during the last trimester.