During an interventional procedure, a 2.0mm x 40mm l=150cm sleek percutaneous transluminal angioplasty (pta) balloon kinked and during repeated attempts to cross the lesion the kinked portion of the device became stuck in the blood vessel which was bleeding. the physician stopped the bleeding and the procedure was completed. the procedure completed on the same day with 40 minutes of prolongation. it is unknown how the bleeding was stopped. the product will be returned for analysis. the target lesion was right anterior tibial artery (cto).The patient¿s vessel level of tortuousness and calcification was unknown.The rate of stenosis was unknown.The brand of sheath used in the procedure was a medikit (parent). there was no damage noted to the box, pouch, hoop or balloon sleeve, no difficulty removing the balloon sleeve and no kinks noted on the device prior to use.The device prepped normally. a guidewire (0.014rubyhard) and a micro catheter (prominent, tokai medical) crossed the lesion.The sleek was attempted to cross but it could not cross the lesion.The physician tried to cross the catheter by pushing but he could not.Therefore the balloon was removed from the patient¿s body and confirmed that its shaft guide wire gw exit side got kinked in several portions.Furthermore bleeding to extravascular was confirmed from around exit portion of a sheath introducer (4.5f) when the lesion was checked under contrast.The physician had tried to cross the lesion several times and found that the kinked part was stick in the blood vessel and bleeding.The physician stopped the bleeding and the procedure was completed. the vessel damage was caused by the sleek device when attempting to cross and made perforation (vessel damage).The kink was occurred while it was used in the patient and that kink was confirmed after the removal of the complaint product. additional procedural details were requested but are unknown.
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