(b)(4).Evaluation summary: (b)(4).The device was returned for analysis.The reported leak and the reported torn material were unable to be confirmed.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other similar incidents from this lot.Based on the information reviewed, there is no indication of a product quality issue with respect to manufacture, design or labeling.A conclusive cause for the reported difficulties cannot be determined.
|