Li-catheter tsa PTA tsa balune li kenyelletsa balune ea 0.014-OTW, balune ea 0.018-OTW le balune ea 0.035-OTW, tse fetotsoeng ka ho latellana ho 0.3556 mm (0.014 inches), 0.4572 mm (0.018 inches) le 0.809 inches (0.809 inches). Sehlahisoa se seng le se seng se na le balune, Tip, tube e ka hare, selikalikoe se hlahisang, tube ea ka ntle, tube e qhalaneng ea khatello, motsoako o bōpehileng joaloka Y le likarolo tse ling.