Qn# (b)(4).One unit of catalog number dp-40k was received for analysis.Sample was not received in its original packaging.The sample has the tip stuck.The tip was released and tissue was observed on tip.A dim ensional inspection was not performed as part of this complaint evaluation since no functional issues were observed after the tip was cleaned.After the tip was cleaned, the punch was activated per work instruction and no jammed issue were observed, the punch moved freely.As additional test a piece of foam sheet was utilized to simulate the aorta.The foam sheet was cut to simulate the incision in the aorta.The punch tip was insert through the incision.The punch was actuated by compressing the handle and top cap together.The punch was removed slowly from incision site.The handle was slowly release to remove the foam sheet residues from the punch.No issues were observed during this test.A device history record review was performed on the device with no evidence to suggest a manufacturing related root cause.The product ifu contains some warnings about the care and proper use of product.Like "remove the excised tissue before additional openings are created.Excessive cleaning of the punch in between cuts is not necessary.Failure to remove excised tissue from the punch or excessive cleaning may cause punch jamming or incomplete cuts." customer complaint is confi rmed, the unit had the tip stuck.However, after clean the sample, no functional issues were observed.Therefore, it cannot be confirmed as a manufacturing defect.Additionally, it is unknown if the product was cleaned per ifu.Teleflex will continue to monitor and trend complaints of this nature.
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