PMC3099215_01
A plain X-Ray film shows the coiled proximal part of the JJ stent with formation of an incomplete knot.
CRIM2011-502191.001.jpg
PMC3099215_01_CRIM2011-502191.001.jpg
fig1
Upon reviewing KUB films during followup, the proximal end of the stent was found to become coiled, creating a knot (Figure 1).
Summarizes the stages of the procedure; (a) The completely tightened stent knot as visualized during ureteroscopy, (b) The tip of the 365 um laser fiber directed to the knot, (c) The residual proximal fragment after extraction of the stent, (d) The two stent fragments after complete extraction.
CRIM2011-502191.002.jpg
PMC3099215_01_CRIM2011-502191.002.jpg
fig2
The stent was extracted and the residual proximal fragment was grasped and removed (Figures 2(a)-2(d)).