Pt in mpu room 7 for ego procedure.We have switched our product to cook from boston scientific.We used the cook balloon today, the 18-20mm through scope dilator (hurricane is the same i believe).Inflated 18mm in stricture and held for 60 sec then went up to 19mm and then balloon ruptured when we went up to 20mm mark after about 10 sec.Had to repeat the dilation, cut the balloon and redo.This added extra time as well as extra cost when going through 2 balloons instead of 1.During procedure balloon was inflated as directed by physician.Staff applied negative pressure to balloon as instructed, inflated to desired and recommended volume.Balloon was initiated to 18 (4 pressure) 19 (5 pressure) 20 (6 pressure).Inflation was with the big 60 device and we inflated to 6 atmospheric pressure.No tension was noted and physician stated balloon was not inflated.Upon removal, it was noted balloon was inflated and possible burst during procedure.Nothing was retained by pt.No add'l procedures needed and procedure continued after removal.Balloon cook hercules 3 stage balloon, hbd-18-19-20 mft #g31927, lot # w4221939.Fda safety report id# (b)(4).
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