Kidney stones
Conditions
Interventions
Pre-stenting group:DJ stenting at the operative side 2-4 weeks before flexible ureterorenoscopy
Control group:None
Sponsors
Huashan Hospital of Fudan University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1.Age 18-80 years old, male/female, Asian race. 2.Patients with kidney stones, size of 6-20mm (unilateral or bilateral), suitable for flexible ureterorenoscopic lithotripsy. 3.Study participants voluntarily joined the study and signed the informed consent.
Exclusion criteria
Exclusion criteria: 1. Complicated with serious underlying diseases (ASA grade III or above); 2.Gestational period; 3.Combined with ipsilateral upper urinary tract malformations, including: double pyeloureter malformation, horseshoe kidney, malrotation of kidney, pyeloureteral junction stenosis, ureterovesical junction stenosis; 4.Ureteral stricture caused by various reasons on the operative side, such as ureteral tumor, iatrogenic injury, and external ureteral compression; Or have a history of surgery for ipilateral ureteral stenosis; 5.After the diversion of urinary flow; 6.Cases with ipsilateral ureteral calculi; 7.Uncontrolled severe urinary tract infections; 8. Severe abnormal coagulation function; 9.Combined with the same degree of hydronephrosis.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Success ureteral access sheath placement; | — |
Secondary
| Measure | Time frame |
|---|---|
| Stone-free rate; | — |
Countries
China
Contacts
Public ContactLujia Wang
Huashan Hospital of Fudan University
Outcome results
None listed