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(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.(b)(4).Evaluation summary: visual analysis was performed on the returned device.The reported balloon rupture and separation was confirmed.It should be noted that the armada 35 instruction for use warns: inflation in excess of the rated burst pressure may cause the balloon to rupture.Additionally, it was reported that the armada 35 was being used to treat the cephalic vein.It should be noted that the ifu states: the device is intended for dilatation of lesions in the renal, iliac, femoral, popliteal, tibial, and peroneal arteries and for the treatment of obstructive lesions of native or synthetic arteriovenous dialysis fistulae.This device is also indicated for stent post-dilatation in the peripheral vasculature.It could not be determined if using off-label contributed to the reported difficulties.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other incidents from this lot.The investigation determined that the reported difficulties were likely due to case circumstances.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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It was reported that during a procedure of the severely stenosed cephalic vein using a radial venous access, the 12 x 60 mm armada balloon dilatation catheter (bdc) was being inflated.During the first inflation above rated burst pressure (rbp) the balloon ruptured and detached.Several attempts using different access sites and sheath changes were unsuccessful; eventually, the balloon fragment was snared and removed from the vein.Although the procedure time was extended by approximately 2 hours, there was no clinical significance to the patient who remained stable throughout the procedure.There was no reported adverse patient sequela.No additional information was provided.
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