Device identifier # (b)(4).The perforator was not returned for evaluation; therefore, an evaluation of the device could not be performed.Lot number information has been provided; therefore, manufacturing records were reviewed and found no anomalies.The cause(s) of the difficulty reported by the customer could not be determined.If additional relevant information becomes available in the future, this complaint will be reopened, and the respective evaluation performed.
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Updated fields: g4,d10, g7, h2, h3, h4, h6, h10 device identifier # (b)(4).The perforator was returned for evaluation.Device history record - there is no indication that the production process may have contributed to this complaint.All test results passed procedural specifications.Failure analysis - in the failure analysis that was performed, the returned 261221 perforator was found to work as intended, and met all acceptance criteria.The failure-mode could not be verified through failure analysis.The reported complaint is unconfirmed.The root cause is undetermined and was unable to be confirmed in the complaint evaluation.
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