(b)(4).Evaluation summary: (b)(4).The device was returned for analysis.The reported unsealed device packaging was able to be confirmed.Based on a visual inspection of the returned device, there is no indication of a product quality issue with respect to manufacture, design or labeling.Based on the information provided, a definitive cause for the reported/noted difficulties cannot be determined; however there is no indication to suggest a product quality issue with respect to manufacture, design or labeling.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 evidence to indicate the presence a potential quality issue with respect to manufacture, design or labeling.
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