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The device was being used off label for an unapproved indication.This catheter is only indicated for percutaneous valvuloplasty of the pulmonary valve.This device was being used for aortic valvuloplasty.An inflation device with pressure gauge was not used as specified in the instructions for use, so it is unknown as to what pressure this catheter was taken to.A comparative catheter was pulled and tested for rated burst pressure.This device was the same catalog number as the complaint catheter.The labeled rbp for the device is 2.0 atm.The comparative catheter was immersed in a body temperature bath and inflated until it failed.The catheter did not burst until 3.0 atm, which is above the labeled rbp.
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