Evaluation of stent biomaterial encrustatio

Not Applicable

Recruiting

• Conditions: urolithiasis; renal stone; D053040

• Registration Number: JPRN-jRCT1042200004
• Lead Sponsor: Hamamoto Shuzo

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2020-04-21
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 30

Inclusion Criteria

1) Patients whose age are between 16 and 80 years old, diagnosed with renal and/or upper ureteral stone at Nagoya City University Hospital, and planned for endoscopic surgery
2) Eastern Cooperative Oncology Group (ECOG) Performance status (PS) 0 or 1
3) Patients who were obtained written informed consent
- obtained written informed consent from themselves if they are 20 years old and older
- obtained written informed consent from themselves and representatives are between 16 and 19 years old

Exclusion Criteria

A)women with pregnant or its possibility
B)difficult status for general/lumber anesthesia judged by anesthesiologist
C)nephrostomy placement after surgery
D)patients with urinary diversion

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
1.stent encrustation<br>2.Bacteria attachment to the ureteral stent

Secondary Outcome Measures

Name	Time	Method
ureteral stent symptom, surgeon questionnaire as regard to stent insertion and removal, stent location, perioperative complication