Always want to urinate after ureteral stent may be caused by bladder irritation caused by the stent, or it may be caused by the displacement of the tube, or it may be caused by urinary tract infection. 1. Stimulation of the bladder: Ureteral stent left in the body is a foreign body, may stimulate the nerves around the bladder, thus causing urinary tract irritation symptoms such as frequent urination, urinary urgency, urinary pain. At this time, you need to drink more water, do not hold urine, usually after a period of time to adapt to the symptoms can be relieved. 2. Pipe displacement: some patients in the ureteral stent placement, if the strenuous exercise, there may be stent pipe displacement, stent pipe usually move up or down, and adjacent tissue friction, causing urinary urgency, urinary pain and other symptoms. 3. Urinary tract infection: mainly caused by ureteral stent stimulation or improper operation of the inflammatory infection, the patient may appear frequent urination, urinary urgency, urinary pain, lower abdominal pain and other symptoms, but also with fever, chills and other systemic symptoms. Usually the stent tube is placed in the body for a limited period of time, patients need to follow the doctor’s instructions for regular review, if there are symptoms of discomfort, timely consultation.