One catheter with two three-way stopcocks attached was returned for evaluation.No syringe, packaging, or introducer was returned.As received, blood was observed from the optical module connector and under the balloon latex.The optical fiber extension tube was returned tied and the tied section was released for evaluation.Four punctures were found on the catheter body at 26.5 cm (<0.5mm long), 27 cm (1 mm long), 27 cm (1 mm long), and 29 cm (<0.5mm long) proximal from the catheter tip.A scratch mark (0.5 mm long) was observed at 27.5 cm proximal from the catheter tip.The 1mm long punctures were located on the opposite side of each other and these punctures entered into the proximal injectate lumen and optical fiber lumen.The distal lumen was patent without any leakage or occlusion.The balloon did not inflate due to a clotted blood occlusion.No visible damage to the balloon was found.Balloon inflation test was performed using lab syringe with 1.5 cc air.Visual examination was performed under microscope at magnification 20x and with the unaided eyes.The customer report of blood leakage issue was confirmed, however, the leakage path of the balloon inflation lumen was not able be to determined due to an occlusion in the balloon inflation lumen.An investigation has been initiated to consider any potential manufacturing factors that may have contributed to this complaint and implement any necessary corrective actions.
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