Related Experiment Videos
Role of permanent stents
1Department of Urology, Long Island Jewish Medical Center, New Hyde Park, NY 11040, USA.
Journal of Endourology
|January 24, 1998
Summary
Permanent urinary tract stents offer solutions for urethral stenosis and bladder outlet obstruction. Long-term data review addresses biocompatibility, tissue response, and encrustation concerns for devices like Urolume.
Area of Science:
- Urology
- Biomaterials Science
Background:
- Permanent metal stents are increasingly used in urology, mirroring their success in vascular applications.
- Applications include urethral stenosis, bladder outlet obstruction (BPH), detrusor-sphincter dyssynergia, ureteroileal strictures, and malignant ureteral obstruction.
Purpose of the Study:
- To review long-term data on permanent urinary tract stents.
- To evaluate the safety and efficacy of devices like the Urolume stent.
Main Methods:
- Review of multicenter trial data, focusing on long-term outcomes.
- Analysis of biocompatibility, hyperplastic tissue response, encrustation, and carcinogenicity.
Main Results:
- Favorable early results reported for permanent stents in various urological conditions.
- Concerns identified regarding biocompatibility, tissue hyperplasia, encrustation, and potential carcinogenicity.
Conclusions:
- Permanent stents, such as the Urolume device, show promise for treating specific urological conditions.
- Further long-term evaluation is necessary to fully understand and mitigate potential adverse effects.