An aurous centimeter vessel sizing catheter was used in a coronary angiogram for lv on a (b)(6) year old female patient.It was reported, the cardiologist was using the catheter to do a pressure injection run with contrast.The injection was at 1200 psi and the catheter split about 4cm from the hub.Another catheter was used to complete the procedure.A section of the device did not remain inside the patient¿s body.The patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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Investigation - evaluation: a review of the complaint history, dimensional verification, device history record, manufacturing instructions, specifications, quality control, and visual inspection of the returned device was conducted during the investigation.One used aurous centimeter vessel sizing catheter was returned for investigation.A 2 mm rupture is noted 5.6 cm from the proximal hub.The rupture is 2 mm distal to the distal end of the strain relief.A 0.035" wire guide was advanced into the catheter but met resistance at approximately 36.0 cm from the proximal hub.A document-based investigation was performed.There is no evidence to suggest the finished product was not made to specifications.Review of the device history record of the finished product shows no nonconforming events that would contribute to this failure mode.There were no other reported complaints for this lot number.The aurous centimeter vessel sizing catheter has been approved for a maximum pressure of 1000 psi.Customer stated that the catheter was injected to 1200 psi.The device received excessive pressure which has been determined to be the cause of the device failure.Per the quality engineering risk assessment, no further action is required.Appropriate personnel have been notified and monitoring will continue to be performed for similar complaints.
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