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Clinical study of stentless discharge after non-prestented flexible ureteroscopic lithotripsy

Clinical study of stentless discharge after non-prestented flexible ureteroscopic lithotripsy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300071912
Enrollment
Unknown
Registered
2023-05-29
Start date
2023-06-01
Completion date
Unknown
Last updated
2023-06-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Calculus of upper urinary tract

Interventions

Stentless discharge group:The double J stent was removed by pulling the preset line at the end of the stent in the ward within 3 days after the operation
Routine discharged with stent group:The double J stent was removed by pulling the preset line at the end of the stent on 7th day after the operation

Sponsors

The Second Hospital of Tianjin Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Aged between 18 and 75 years old; 2. No urinary system tumor, no obvious ureteral stenosis, no urinary system malformation; 3, ureteral Taxer grade 2 injury below; 4. No obvious polyps were found in the stone bed. 5. There was no obvious active bleeding during the operation; 6. According to the intraoperative conditions and postoperative review results, it is not necessary to conduct a second stage lithotomy; 7. No obvious perirenal effusion after operation; 8. Informed consent and volunteer. Informed consent was obtained in accordance with the GCP.

Exclusion criteria

Exclusion criteria: 1. Severe renal insufficiency; 2, intraoperative calculi can be obvious, requiring a second operation; 3. Ureteral injury above Grade 2 (including Grade 2) was observed during the operation; 4. Patients with severe heart, brain and lung diseases, abnormal coagulation function (PT>16s, APTT>43s, TT>21s, Fbg>2g/L) and surgical contraindications; 5. The subjects did not sign the informed consent; 6, any other patients who were not eligible for the study.

Design outcomes

Primary

MeasureTime frame
ureteric stent symptoms questionnaire score;

Secondary

MeasureTime frame
Stone-free Rate;ureteric stent symptoms questionnaire score;Degree of hydronephrosis;

Countries

China

Contacts

Public ContactXie Haijie

The Second Hospital of Tianjin Medical University

xhj003110@126.com+86 139 2087 7336

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026