After cystostomy, it is recommended to change the medication once every two days. The purpose of changing the medication is mainly to clean the wound and the secretions on the ureter to prevent infection. After cystostomy surgery, it is important to drink more water and urinate more often, mainly to prevent infection. The drainage bag for the cystostomy tube is recommended to be changed every other day. The cystostomy tube should be observed for bleeding and flocculation. The drainage tube of the cystostomy tube should be clamped and opened regularly so that the normal function of the bladder can be maintained without damage. Cystostomy tubes should be changed once every two to three weeks to prevent infections and stones that can lead to poor drainage.