The product was returned with the membrane completely unfolded and blood on the interior and exterior of the catheter and between the catheter and the sheath.There was also blood in the extracorporeal tubing.An underwater leak test of the balloon, catheter, y-fitting and extracorporeal tubing was performed and one leak was detected on the membrane approximately.51cm from the rear seal measuring 0.013cm in length.The reported problem was most likely triggered by a leak which was found on the membrane.Under magnification, a whitish patch was observed around the leak.This whitish patch is the typical appearance of an abrasion mark which is caused by calcified plaque in the aorta.(b)(4).Supplement - adverse event and device evaluation.
|