Introduction Of Urethral Tubes

Catheter, is made of natural rubber, silicone rubber or polyvinyl chloride (PVC) pipe, can be inserted into the bladder through the urethra to drain urine out, catheter inserted into the bladder, near the head of the catheter has an airbag fixed catheter left in the bladder, not easy to get out, and drainage tube connected to the urine bag to collect urine.