Changes
/* Background */
The need for ureteral stents range from a few days to several months. For patients with serious urological problems, ureteral stent maintenance may become a life-long necessity. Unfortunately, there are many problems associated with using ureteral stents.
Trigonal irritation
Haematuria
Encrustation
Biofilm formation
|align = "center"|<font color="#0000FF">|| Obstruction
Kinking
Ureteric rupture
Stent forgotten
Tissue hyperplasia
|}
Today, elastomeric materials, such as silicones, polyurethanes and
hydrogel-coated polyolefins are used, with no clear winner, which can
