(b)(4).Evaluation summary: (b)(4).Visual inspection was performed on the returned device.The reported balloon tear and separation were confirmed.The reported resistance was unable to be replicated in a testing environment as it was based on operational circumstances.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot.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 the design, manufacture, or labeling of the device.The investigation determined the reported difficulties and additional patient effects of surgical procedure and delay in procedure appear to be related to circumstances of the procedure.
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