Extracorporeal Shock Wave Lithotripsy (ESWL) is a treatment that requires a color ultrasound or CT examination to determine if the stone is suitable for ESWL; complete the examination, such as coagulation function, electrocardiogram, etc.; and carry out the ESWL and then review the results. 1. Ultrasound or CT examination: through the ultrasound or CT examination to understand the specific location and size of the stone, the professional doctor to determine whether it is suitable for extracorporeal shock wave lithotripsy. 2. Other tests: improve the examination such as coagulation function, lung function, etc., to exclude the contraindications of extracorporeal shock wave lithotripsy treatment. 3. Extracorporeal lithotripsy: The patient lies on the lithotripsy equipment, and the doctor will locate the stone, and then lithotripsy can be performed, usually in about 30 minutes. 4. Review: After the extracorporeal shock wave lithotripsy treatment, you need to review the ultrasound to understand the effect of lithotripsy and stone discharge. Overall, if you suffer from urinary stones, you need to be treated under the guidance of a doctor, and extracorporeal shock wave lithotripsy can be carried out under the arrangement of a professional doctor.