The hospital reported that the heartstring iii system 4.3mm was defective- not used.The seal was loaded correctly.When the insertion aid was pulled out of the aorta, the little umbrella came out with it.The "umbrella" was not stable in the aorta, so it was not possible to make an anastomosis.A new device was used to complete the procedure.No harm to the patient.
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Trackwise # (b)(4) updated section: b4, g4, g7, h2, h3, h6, h10, h11 corrected section: h6- corrected to "1669" the device was returned to the factory for evaluation on 10/27/2022.An investigation was conducted on 11/03/2022.A visual inspection was conducted.Signs of clinical use and evidence of blood was observed on the loading device.The delivery device was returned inside the loading device with the white plunger not depressed and the blue slide lock on which prevents the white plunger from being depressed.The delivery device was removed from the loading device with no physical or visual difficulties observed.The seal and tension spring assembly remained in the loading device.The seal and tension spring assembly was removed from the loading device with no physical or visual difficulties observed.The seal was observed to be partially unraveled on the outer rung of the seal and in a semi taco shape.No other visual defects were observed.Measurements of the delivery device were taken.The inner diameter was measured at 0.195 inches, the outer diameter was measured at 0.218inches ((b)(6)).The length of the delivery tube was measured at 2.50 inches ((b)(6)).The measurement values recorded for the delivery tube were within the tolerance specifications.Based on the returned condition of the device, the reported failure "failure to unfold or unwrap" was confirmed and the analyzed failures "fitting problem" and "unraveled material" were observed.The lot # 3000252562 history record review was completed.There were no ncmrs, rework, or deviations documented for the reported lot number.Based on the dhr/lhr review results, it was determined that there is no relation between the batch manufacturing process and the reported failure.
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