After discussion with other physicians that perform mid-urethral sling surgeries, it was determined that the procedure most likely contributed to the sling twisting for the following reasons: the incision made by the surgeon in order to pass the suspension needle has likely been minimized by her choice of dissection technique.She also likely employs minimal dissection of the tunnel and relies on the suspension needle and sling-sheath to dilate the tract.The small size of the tract may be contributing to the rolling of the soft-sheath with arctv and when the sheath is removed, the edges of the mesh rolling/curling within the dissection tunnel and the incision site.Discussion with dr.(b)(6) cmo/urocure and other surgeons who perform this procedure confirmed that a larger incision and dissection tunnel facilitates in passing the soft-sling sheath with the mesh and after sheath removal allows the mesh to be situated flat below the incision and within the dissection tunnel.The incisions they made in recent surgeries were measured and they ranged from 1.2-1.5cm.Which are larger than the sling width.The incision with minimal dissection is often less than 1cm as is the tunnel made by the suspension needle and soft-sheath.Dr (b)(6) removed arctv sling during the same surgery because she couldn't get it to lie flat and replaced with a different sling.
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