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It was reported, that the procedure was performed.To treat a lesion in the left atrial oblique vein.A 2.5x6mm trek balloon dilatation catheter was advanced without resistance.And the balloon ruptured, during the first inflation at 3 atmospheres.An unspecified trek balloon was used to successfully complete the procedure.There were no adverse patient effects and no clinically significant delay in the procedure.Subsequent to the initially filed report, the following information was received: the device was not immerged in saline, during prep.No additional information was provided.
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H6: device code 2017 clarifier, incorrect prep.Visual and functional inspections were performed on the returned device.The reported balloon rupture was confirmed.A review of the lot history record revealed, no manufacturing nonconformities, that would have contributed to this complaint.Additionally, a review of the complaint history identified, no other similar incidents and/or complaints from this lot.The investigation determined, the reported balloon rupture appears to be related to user error.There was no damage noted, to the balloon catheter prior to use or leak noted, during preparation.Which suggests a product quality issue did not contribute to the reported difficulties.It was reported, that the bdc was not soaked before use.It should be noted, that the coronary dilatation catheters (cdc), mini trek and trek rx, over the wire (otw), global, information for use (ifu) states: submerge the balloon in sterile heparinized normal saline, during balloon preparation to activate the coating.In this case, it is likely, that the flap rupture was a result of the device not being soaked, during preparation, because the coating on the balloon was not adequately activated in saline.Such that as the balloon was inflated.The balloon material peeled (noted flap) and ruptured.There is no indication, of a product quality issue with respect to design, manufacture or labeling of the device.
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