(b)(4).The customer returned one cartridge 544250 hemolok xl clips 6/cart 84/box for investigation.The cartridge the clips were visually examined with and without magnification.Visual examination of the returned clips revealed that the clips appeared used as there is biological material present on one of the clips.Two of the loose clips were returned open and the other two clips were already closed.However, one of the closed clips was not completely closed.The applier was not returned.Reference file (b)(4) for investigation photos.Functional inspection was performed on the returned clips.A lab inventory clip applier was used.The two loose clips that were open were manually loaded into the jaws of the applier.Both clips were able to properly load into the jaws of the applier and were successfully applied to true-max tubing.Next, the two clips remaining in the cartridge were tested.Both clips were able to properly load into the jaws of the applier and were successfully applied to true-max tubing.No functional issues were found with the returned clips.The ifu for this product, l06110, was reviewed as a part of this complaint investigation.The ifu states, "always check the alignment of the applier jaws before use.When closed, jaw tips should be directly aligned and not offset.Alignment of the jaw is critical for safe application of the clip.If this is not done, patient injury may occur.Proper maintenance, care and cleaning are necessary to ensure proper functionality." the reported complaint of "unable to ligate" was not confirmed based upon the sample received.Upon functional inspection, all four clips that could be tested were able to properly load into the jaws of a lab inventory applier and were successfully applied to true-max tubing.Since no functional issues were found with the returned clips and the applier was not returned, the reported issue could not be confirmed.
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