Comparative study of encrustation and bacterial colonization of ureteral stents with anti adhesive and bacteria repelling coating versus uncoated stents
- Conditions
- N20Calculus of kidney and ureter
- Registration Number
- DRKS00025298
- Lead Sponsor
- roNova GmbH medizinische Implantate
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 300
Patients with renal colic that cannot be controlled with medication, severe obstruction with consecutive urinary congestion and / or increasing retention values ??in accordance with the S2k guideline for diagnosis, therapy and metaphylaxis of urolithiasis.
After complicated procedures using ureterorenoscopy, in the case of residual fragments or complications that require treatment
In the case of Steinstrasse and fever / urinary tract infection (accumulation of stone fragments in the ureter, which do not pass spontaneously and / or block urine transport)
Age:> 18 years
Written declaration of consent available
Patients for whom a ureteral stent cannot be used due to the anatomical conditions.
Insufficient mental, linguistic, or physical ability to participate in the study.
ECOG> 3 (Eastern Co-operative of Oncology Group)
Refusal to participate in the clinical trial.
Planned long-term supply or foreseeable long indwelling time of the ureteral stent (> 30 days).
Participation in another clinical trial within the last 30 days.
Patients who are pregnant or breastfeeding.
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Measurement of the weight of encrustation after 30 days indwelling time
- Secondary Outcome Measures
Name Time Method Evaluation of the grade of ureteral stent symptoms 7 days after insertion and 7 days after removal