<unk>  is any one of several surgical procedures to reroute urine flow from its normal pathway. It may be necessary for diseased or defective ureters, bladder or urethra, either temporarily or permanently. Some<unk> s result in a stoma.
Urinary diversion
Bladder augmentation
Artificial urinary bladder
Ileal conduit urinary diversion
Artificial urinary sphincter
Ureterocutaneostomy
Urostomy
Ureterosigmoidostomy