Frequent urination of ureteral extracorporeal shock wave lithotripsy may be caused by postoperative urinary tract infection, bladder irritation, etc. Usually, patients should go to the hospital immediately and be examined and treated under the guidance of the doctor. 1. Post-operative urinary tract infection: Urinary tract infection is generally an inflammatory reaction caused by bacterial invasion of the urinary tract epithelium after surgery, and patients usually have symptoms such as frequent urination, urgency, and painful urination, which can be treated with medicines such as norfloxacin and ofloxacin under the guidance of doctors. 2. Bladder irritation sign: bladder irritation sign refers to the patient’s postoperative stone discharge process, stone residue stimulation of the bladder caused by the symptoms of frequent urination, urinary urgency, urinary pain, the patient can be under the guidance of the doctor to use fluticasone hydrochloride, brompropionamide tylenol and other drugs for treatment. Patients should go to the hospital for regular review in time and actively cooperate with the aftercare treatment under the doctor’s guidance. Drugs should be applied under the guidance of the doctor.