Complex Unilateral or Bilateral Long-Segment Ureteral Strictures or Defects
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Age >= 18 years; 2.Unilateral or bilateral long-segment ureteral strictures or defects confirmed by imaging, not amenable to conventional reconstruction; 3.The affected renal unit is considered salvageable (preoperative eGFR >= 10 mL/min or daily urine output from the affected kidney >= 400 mL); 4.Received totally intracorporeal robot-assisted ileal ureter replacement; 5.Signed informed consent (for the prospective cohort).
Exclusion criteria
Exclusion criteria: 1.Uncontrolled urinary tract infection; 2.Active malignancy; 3.Inflammatory bowel disease; 4.History of extensive bowel resection precluding ileal substitution; 5.Any other conditions deemed unsuitable for enrollment by the investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Functional Success Rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Subjective success rate;Kidney function (glomerular filtration rate);Postoperative recovery (time of first postoperative meal, time of drainage tube removal, length of postoperative hospital stay); | — |
Countries
China
Contacts
Lishui Central Hospital